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Experience Level
Senior
Qualifications
To excel in this role, you should possess a strong background in software engineering, with a focus on graphics programming. A solid understanding of rendering techniques, APIs, and performance optimization is essential. Proficiency in C++ and experience with graphics frameworks such as DirectX or OpenGL will be highly advantageous. You should also have excellent problem-solving skills, be a proactive team player, and be passionate about gaming technology.
About the job
Join the dynamic team at Sony Interactive Entertainment Global as a Senior Software Engineer specializing in Rendering API. In this pivotal role, you will be responsible for developing and optimizing rendering technologies that enhance the gaming experience for millions of users worldwide. You will collaborate closely with cross-functional teams to bring innovative solutions to life, ensuring top-notch performance and visual fidelity in our gaming products.
About Sony Interactive Entertainment Global
Sony Interactive Entertainment Global is at the forefront of gaming innovation, dedicated to delivering exceptional entertainment experiences. With a commitment to pushing the boundaries of technology, our team works tirelessly to create engaging and immersive gaming worlds. Join us and be part of a culture that celebrates creativity, collaboration, and a shared passion for gaming.
Join the dynamic team at Sony Interactive Entertainment Global as a Senior Software Engineer specializing in Rendering API. In this pivotal role, you will be responsible for developing and optimizing rendering technologies that enhance the gaming experience for millions of users worldwide. You will collaborate closely with cross-functional teams to bring innovative solutions to life, ensuring top-notch performance and visual fidelity in our gaming products.
Join Wayve as a Senior Fullstack Engineer specializing in 3D Rendering. We are seeking an innovative and detail-oriented engineer to enhance our cutting-edge technology and contribute to the development of our autonomous driving systems. You will play a pivotal role in creating and optimizing our rendering capabilities, working closely with cross-functional teams to deliver exceptional results.
JavaScript/API EngineerAre you passionate about revolutionizing capitalism and supporting noble causes? Do you enjoy crafting innovative products that can significantly impact people's lives?At Percent, we aspire to build a world where doing good is effortless. Our inaugural mission is to channel 1% of global retail spending towards charitable initiatives.With our third round of funding secured to turn this vision into reality, we are searching for an exceptional JavaScript/API Engineer to join our enthusiastic team. You will play a pivotal role in developing an array of remarkable features for our key stakeholders, including some of the largest charitable organizations globally.We offer:A supportive and enjoyable team environmentA strong focus on people and collaborationA substantial and impactful projectA modern office located in central LondonDelicious company lunches every TuesdayAn opportunity to address global challenges while maintaining a positive mindsetA creative and unconventional work cultureYou should possess:A passion for contributing to a better worldA willingness to take shared ownership of a significant projectStrong proficiency in Object-Oriented JavaScript and Node.jsExperience with various database technologiesCapability to handle high-volume API calls and scale solutions globallyUnderstanding of networking protocolsFamiliarity with numerous AWS servicesKnowledge of network configurationsExperience with monitoring systems, continuous integration, and testingA creative and unconventional approachAdditionally, while not mandatory, it would be beneficial to have knowledge of:Serverless architectures (AWS Lambda)HTTP/2Containerization technologiesVideo streaming solutionsInfrastructure as codeA fondness for tea breaksWe provide:Competitive compensation for the right candidate along with excellent equity optionsAn opportunity to become a partner in our missionA prime location in Soho/PiccadillyA highly comfortable workspaceFresh fruit every day (or biscuits for those with a sweet tooth)A fully stocked luxury coffee and tea machine available at all times
xai seeks a Backend Engineer in London, UK to focus on API development. This role involves designing and building APIs that form the backbone of the company’s products and services. Key responsibilities Design and implement APIs to support xai’s solutions Collaborate with frontend developers and product managers to ensure seamless feature integration Optimize API performance and maintain reliability This position offers the chance to work closely with both technical and product teams, shaping the way xai’s services communicate and perform.
Role overview Wise seeks an Engineering Lead to focus on API experience in London. The role involves leading a team that designs and builds API solutions for customers at scale. This position centers on both technical leadership and team guidance. What you will do Guide and support engineers as they develop Wise’s API products Encourage new ideas and drive technical improvements within the team Oversee the creation and maintenance of scalable, reliable APIs Work to ensure Wise APIs align with customer needs and meet industry standards Location This position is based in London.
Who Are We?Postman is the premier API platform, utilized by over 45 million developers and 500,000 organizations, including 98% of the Fortune 500. We empower developers and professionals worldwide to create an API-first ecosystem by simplifying each phase of the API lifecycle and enhancing collaboration, allowing users to build better APIs, faster.Headquartered in San Francisco, we maintain offices in Boston, New York, Austin, Tokyo, London, and Bangalore—where Postman originated. As a privately held company, we are backed by esteemed investors including Battery Ventures, BOND, Coatue, CRV, Insight Partners, and Nexus Venture Partners. Discover more at postman.com or connect with us on X via @getpostman.P.S: We recommend exploring The "API-First World" graphic novel to grasp our broader vision at Postman.The OpportunityThe Client Platform team is on the lookout for a Senior Frontend Engineer to elevate our UI Platform standards and enhance our frontend ecosystem. You will champion engineering excellence through refined architecture, performance enhancements, and sustainable coding practices, ensuring our platform provides outstanding experiences.Collaborating with fellow senior engineers, you will oversee various components of our UI Platform (including design systems, accessibility, internationalization, theming, etc.). This represents a unique chance to make a significant impact on the foundation that hundreds of Postman engineers and our 40+ million customers rely on daily.What You’ll DoThe Client Platform team is a global engineering unit responsible for establishing a streamlined environment for all Postmanauts to develop and deploy web applications. Our platform serves as the backbone for over 240 engineers at Postman who depend on it to launch new features and enhancements to more than 40 million users.Design and implement scalable, maintainable front-end solutions, focusing on the presentation layerDesign system and component libraryApplication shell & layoutSpecialized UI components (code editor, text editor, data grid)Global UI patternsAccessibilityInternationalization/localizationTheming/styling architecture
Full-time|On-site|King's Cross, London, United Kingdom
Innovative Music Technology - On-Demand Vinyl ProductionJoin elasticstage as a Senior Software Engineer and be part of a revolution in the music industry. We have developed a groundbreaking technology that allows for the production of on-demand vinyl records and created a web platform that empowers music creators to effortlessly create and sell their products globally through our store without incurring any costs. We collaborate with top record labels, streaming platforms, digital service providers, distributors, and renowned global artists to deliver a comprehensive solution for physical music media. Our innovative approach provides small and emerging artists with seamless access to offer vinyl and CDs to their fans, supported by our planned production and fulfillment centers across Europe, the USA, and Asia.The vinyl industry has experienced over a 20% annual growth for the past 16 years, and CDs are seeing a resurgence for the first time in two decades. By 2030, the number of music creators worldwide is expected to reach almost 200 million, further accelerated by AI technology. Many artists are eager to have their music available on vinyl or CD for their friends, family, and fans. Our scalable on-demand technology makes it possible for them to sell records at around $30 without high costs or minimum orders. At elasticstage, we provide easy and affordable access to this expanding market.This position is perfect for a Senior Software Engineer experienced in Node.js with a solid understanding of full-stack development, including building APIs and backend services in PHP. You will play a vital role in both customer-facing applications and the backend systems that facilitate ordering, production, and fulfillment processes.You will collaborate with a cross-functional team of product managers and operational staff to create reliable and scalable solutions that connect digital experiences with physical production.Join us to help elevate a fast-growing, high-profile industry disruptor!
Join Us in Revolutionizing Travel!Travel is an integral part of life, whether it’s to reconnect with loved ones, embark on thrilling adventures, or attend significant business engagements. Unfortunately, many travelers face challenges due to outdated technology. Over 4 billion airline passengers depend on systems that fail to meet the expectations of the modern, connected traveler.At Duffel, we are on a mission to transform the travel industry by rebuilding its infrastructure. Our goal is to simplify complex systems and create innovative tools that make travel seamless and enjoyable.As a proud participant of Y Combinator's S18 cohort, we are backed by leading investors such as Benchmark, Blossom, Index Ventures, and Kima Ventures, who have supported the growth of some of the world’s largest companies.We are seeking a passionate Customer Success Engineer (CSE) to provide exceptional technical support to our key customers. In this role, you will address customer inquiries, guide them in utilizing our APIs effectively, and collaborate with various departments including Product, Engineering, Finance, and Travel Operations to enhance the overall customer experience.
At Flowdesk, we are on a mission to establish a global financial institution for digital assets, meticulously crafted to foster market integrity and enhance efficiency.In a swiftly evolving market landscape, we employ a disciplined, first-principles methodology in all our operations. This approach is woven into our core services, including institutional liquidity provision, trading solutions, OTC execution, and extensive treasury management services. By adhering to these principles, we navigate the complexities of the financial world, constructing robust and scalable systems across our diverse business lines.We invite individuals who share our passion for systematic approaches to join us in revolutionizing the financial markets infrastructure to be more transparent and efficient.Our APIs serve as the gateway for external trading interactions, and we are excited to announce an opening for a Senior Software Engineer – API Trading. In this role, you will design, develop, and scale our public trading APIs to a competitive standard. You will take ownership of the API surface that clients integrate with (REST, WebSocket, FIX), ensuring it is clear, well-documented, and collaborates closely with trading, product, and security teams to deliver a best-in-class experience.This is a hands-on, senior individual contributor role that emphasizes technical ownership and cross-team collaboration.Your mission will involve:Designing and building competitive trading APIsArchitecting and implementing public trading APIs (REST, WebSocket, and FIX) using Rust.Ensuring low-latency and high-throughput access to trading workflows including orders, balances, positions, and executions.Owning the API lifecycle from start to finishDefining and maintaining OpenAPI specifications and related interface contracts.Keeping APIs consistent, versioned, and simple for external client integration.Creating clear, accurate, and engaging API documentation that developers will find valuable.Building secure and robust authentication flowsDesigning and implementing authentication and authorization for public trading APIs.Applying best practices for key management, signatures, rate limiting, replay protection, and preventing abuse.Collaborating across trading, product, and engineering teamsWorking closely with stakeholders to understand trading needs and constraints.Translating trading and product requirements into clean API designs and dependable backend workflows.Partnering with frontend and tooling teams (TypeScript) to ensure seamless integration.Raising the bar on reliability and qualityEnsuring APIs are observable, thoroughly tested, and resilient under peak loads.Contributing to the development of standards, patterns, and tools for API development across the team.Mentoring team members and participating in code reviews.
Join us in revolutionizing travel!Travel is more than just a journey; it connects us with loved ones, opens up new adventures, and creates unforgettable experiences. Yet, the frustrations of travel can often overshadow the excitement. Over 4 billion airline passengers depend on outdated technology that fails to meet the expectations of today's connected traveler.At Duffel, we are on a transformative mission to modernize the travel infrastructure. We aim to simplify complex systems and develop innovative tools that ensure a seamless travel experience for everyone.As part of the Y Combinator S18 cohort, we are proudly backed by notable investors including Benchmark, Blossom, Index Ventures, and Kima Ventures, who have played a pivotal role in the growth of some of the world’s leading companies.Position OverviewIf you are passionate about customer success and excel at solving intricate technical challenges, this is the perfect opportunity for you. Duffel is seeking a Customer Success Engineer (CSE) to deliver expert technical support to our key clients. In this role, you'll assist customers by answering their inquiries and recommending effective ways to leverage our APIs to create outstanding travel experiences. Furthermore, you will work closely with various teams across Duffel, including Product, Engineering, Finance, and Travel Operations, to guarantee an exceptional customer journey with our products and services.
Role overview Ebury Partners UK Limited is seeking a Senior Product Manager to lead its API Platform in London. This position shapes the company’s API strategy and drives execution, working with teams throughout the business to enhance and grow product capabilities. What you will do Direct the development of API products that align with business goals and client requirements. Collaborate with engineering, design, and commercial teams to launch new features and refine existing ones. Prioritize projects and initiatives, drawing on product management experience to deliver results on schedule. Leverage expertise in API technologies to spot opportunities for improvement and innovation. Requirements Solid track record in product management, particularly with API platforms or similar technologies. Strong communicator with experience working across multiple teams. Skilled at turning client needs into actionable product solutions. This role is based in London. Ebury is a fintech company dedicated to building solutions that help clients advance their business.
Join our innovative team at getscope as a Senior Software Engineer. In this pivotal role, you will design, develop, and implement cutting-edge software solutions that will drive our projects forward. Collaborate with cross-functional teams to translate business needs into technical requirements while ensuring high quality and performance of applications.
Join Runna as a Senior Software Engineer II, where you'll play a pivotal role in enhancing our software solutions. You will collaborate with cross-functional teams to design, develop, and implement robust applications that meet our customers' needs. Your expertise will help us push the boundaries of technology, ensuring our products remain at the forefront of the industry.
Full-time|$180K/yr - $300K/yr|Remote|Remote — London, England, United Kingdom
About the PositionWe are seeking a highly skilled and motivated Senior Software Engineer - Generalist to join our innovative team at Anza. This role is pivotal in enhancing our Agave client and the overarching Solana network, focusing on performance, reliability, and security.About UsAnza is a cutting-edge R&D lab focused on the Solana blockchain, dedicated to revolutionizing blockchain performance and scalability. With a team of seasoned executives and core engineers, we tackle the most pressing challenges in the Web3 space. We believe in the power of collaboration and transparency, building robust protocols that can support the crypto ecosystem's growth and security.Your ResponsibilitiesDevelop and optimize our technical infrastructure, particularly the Agave client within the Solana ecosystem.Design and implement testing frameworks to simulate adversarial attacks and proactively identify vulnerabilities.Analyze performance metrics to pinpoint and resolve bottlenecks.Collaborate with subject matter experts to understand and define performance requirements for code components.Benchmark new solutions to enhance system reliability and performance.Work alongside cross-functional teams to architect solutions focused on scalability, security, and optimal performance.Contribute to all stages of the software development lifecycle, ensuring seamless transitions through development, staging, and production.Document architecture and processes to promote standardization and knowledge sharing across teams.
Join a Revolutionary CompanyAt Palantir, we are redefining the landscape of software designed for data-driven decision-making and operational efficiency. Our innovative platforms enable partners to make significant advancements—from developing life-saving pharmaceutical solutions to predicting supply chain challenges and reuniting families with missing children.Position OverviewThe Substrate team at Palantir is at the forefront of our core production infrastructure, managing hundreds of Kubernetes (K8s) clusters across diverse environments including on-premises setups and leading cloud services. As a Senior Software Engineer within Substrate, you will spearhead the design and development of our managed Kubernetes offerings, ensuring they operate seamlessly across all scenarios.In this role, you and your team will lead the deployment and management of our K8s clusters, achieving complete automation with zero manual intervention through the creation of cutting-edge tooling and contributions to core Cloud Native Computing Foundation (CNCF) components. You will play a vital role in maintaining scalability, stability, and security across a varied landscape of compliance standards and hosting infrastructures. Our team culture is anchored in engineering excellence and operational rigor, prioritizing proactive issue resolution and significant investments in automation and self-healing technologies.If you are passionate about large-scale infrastructure and Kubernetes, this opportunity is tailored for you.
Join our innovative team at AECOM as a Senior Software Engineer, where you will play a critical role in designing and developing cutting-edge software solutions. You will collaborate with cross-functional teams to bring complex projects to fruition, ensuring high quality and performance standards are met.
About the Role Shawbrook Bank is looking for a Senior Software Engineer in London. This role focuses on building software that supports business growth and improves efficiency. Collaboration with other engineers and teams is central to the work. What You Will Do Develop and maintain high-quality software tailored to customer needs Work closely with colleagues to deliver solutions that support the bank’s goals Contribute technical expertise to projects and ongoing improvements
Role overview Wise is hiring an Engineering Lead to guide the API Experience Team in London. This position centers on building and refining API services that enable smooth integration and support reliable user experiences. The Engineering Lead manages a talented group of engineers and collaborates with teams across Wise to strengthen API products. What you will do Lead and mentor the API Experience engineering team Oversee the development and improvement of API services Work closely with teams from different functions to enhance product offerings Promote solutions that simplify integration for Wise’s partners and users
Join Multiverse as a Senior Software Engineer specializing in Platform Engineering. In this pivotal role, you will leverage your expertise to design, build, and enhance our platform, ensuring it meets the highest standards of performance and reliability. Collaborate with cross-functional teams to deliver robust solutions that drive the success of our innovative programs.
Join our dynamic team as a Senior Software Engineer at Faculty, where innovation meets technology. In this pivotal role, you will be responsible for designing, developing, and maintaining cutting-edge software solutions that drive our projects forward. We're looking for a passionate engineer who thrives in a collaborative environment and is eager to tackle complex challenges.Your expertise will guide our team in implementing best practices in software development, ensuring high-quality code and optimal performance. You will work closely with cross-functional teams to deliver impactful products that enhance our customers’ experiences.
Join the dynamic team at Sony Interactive Entertainment Global as a Senior Software Engineer specializing in Rendering API. In this pivotal role, you will be responsible for developing and optimizing rendering technologies that enhance the gaming experience for millions of users worldwide. You will collaborate closely with cross-functional teams to bring innovative solutions to life, ensuring top-notch performance and visual fidelity in our gaming products.
Join Wayve as a Senior Fullstack Engineer specializing in 3D Rendering. We are seeking an innovative and detail-oriented engineer to enhance our cutting-edge technology and contribute to the development of our autonomous driving systems. You will play a pivotal role in creating and optimizing our rendering capabilities, working closely with cross-functional teams to deliver exceptional results.
JavaScript/API EngineerAre you passionate about revolutionizing capitalism and supporting noble causes? Do you enjoy crafting innovative products that can significantly impact people's lives?At Percent, we aspire to build a world where doing good is effortless. Our inaugural mission is to channel 1% of global retail spending towards charitable initiatives.With our third round of funding secured to turn this vision into reality, we are searching for an exceptional JavaScript/API Engineer to join our enthusiastic team. You will play a pivotal role in developing an array of remarkable features for our key stakeholders, including some of the largest charitable organizations globally.We offer:A supportive and enjoyable team environmentA strong focus on people and collaborationA substantial and impactful projectA modern office located in central LondonDelicious company lunches every TuesdayAn opportunity to address global challenges while maintaining a positive mindsetA creative and unconventional work cultureYou should possess:A passion for contributing to a better worldA willingness to take shared ownership of a significant projectStrong proficiency in Object-Oriented JavaScript and Node.jsExperience with various database technologiesCapability to handle high-volume API calls and scale solutions globallyUnderstanding of networking protocolsFamiliarity with numerous AWS servicesKnowledge of network configurationsExperience with monitoring systems, continuous integration, and testingA creative and unconventional approachAdditionally, while not mandatory, it would be beneficial to have knowledge of:Serverless architectures (AWS Lambda)HTTP/2Containerization technologiesVideo streaming solutionsInfrastructure as codeA fondness for tea breaksWe provide:Competitive compensation for the right candidate along with excellent equity optionsAn opportunity to become a partner in our missionA prime location in Soho/PiccadillyA highly comfortable workspaceFresh fruit every day (or biscuits for those with a sweet tooth)A fully stocked luxury coffee and tea machine available at all times
xai seeks a Backend Engineer in London, UK to focus on API development. This role involves designing and building APIs that form the backbone of the company’s products and services. Key responsibilities Design and implement APIs to support xai’s solutions Collaborate with frontend developers and product managers to ensure seamless feature integration Optimize API performance and maintain reliability This position offers the chance to work closely with both technical and product teams, shaping the way xai’s services communicate and perform.
Role overview Wise seeks an Engineering Lead to focus on API experience in London. The role involves leading a team that designs and builds API solutions for customers at scale. This position centers on both technical leadership and team guidance. What you will do Guide and support engineers as they develop Wise’s API products Encourage new ideas and drive technical improvements within the team Oversee the creation and maintenance of scalable, reliable APIs Work to ensure Wise APIs align with customer needs and meet industry standards Location This position is based in London.
Who Are We?Postman is the premier API platform, utilized by over 45 million developers and 500,000 organizations, including 98% of the Fortune 500. We empower developers and professionals worldwide to create an API-first ecosystem by simplifying each phase of the API lifecycle and enhancing collaboration, allowing users to build better APIs, faster.Headquartered in San Francisco, we maintain offices in Boston, New York, Austin, Tokyo, London, and Bangalore—where Postman originated. As a privately held company, we are backed by esteemed investors including Battery Ventures, BOND, Coatue, CRV, Insight Partners, and Nexus Venture Partners. Discover more at postman.com or connect with us on X via @getpostman.P.S: We recommend exploring The "API-First World" graphic novel to grasp our broader vision at Postman.The OpportunityThe Client Platform team is on the lookout for a Senior Frontend Engineer to elevate our UI Platform standards and enhance our frontend ecosystem. You will champion engineering excellence through refined architecture, performance enhancements, and sustainable coding practices, ensuring our platform provides outstanding experiences.Collaborating with fellow senior engineers, you will oversee various components of our UI Platform (including design systems, accessibility, internationalization, theming, etc.). This represents a unique chance to make a significant impact on the foundation that hundreds of Postman engineers and our 40+ million customers rely on daily.What You’ll DoThe Client Platform team is a global engineering unit responsible for establishing a streamlined environment for all Postmanauts to develop and deploy web applications. Our platform serves as the backbone for over 240 engineers at Postman who depend on it to launch new features and enhancements to more than 40 million users.Design and implement scalable, maintainable front-end solutions, focusing on the presentation layerDesign system and component libraryApplication shell & layoutSpecialized UI components (code editor, text editor, data grid)Global UI patternsAccessibilityInternationalization/localizationTheming/styling architecture
Full-time|On-site|King's Cross, London, United Kingdom
Innovative Music Technology - On-Demand Vinyl ProductionJoin elasticstage as a Senior Software Engineer and be part of a revolution in the music industry. We have developed a groundbreaking technology that allows for the production of on-demand vinyl records and created a web platform that empowers music creators to effortlessly create and sell their products globally through our store without incurring any costs. We collaborate with top record labels, streaming platforms, digital service providers, distributors, and renowned global artists to deliver a comprehensive solution for physical music media. Our innovative approach provides small and emerging artists with seamless access to offer vinyl and CDs to their fans, supported by our planned production and fulfillment centers across Europe, the USA, and Asia.The vinyl industry has experienced over a 20% annual growth for the past 16 years, and CDs are seeing a resurgence for the first time in two decades. By 2030, the number of music creators worldwide is expected to reach almost 200 million, further accelerated by AI technology. Many artists are eager to have their music available on vinyl or CD for their friends, family, and fans. Our scalable on-demand technology makes it possible for them to sell records at around $30 without high costs or minimum orders. At elasticstage, we provide easy and affordable access to this expanding market.This position is perfect for a Senior Software Engineer experienced in Node.js with a solid understanding of full-stack development, including building APIs and backend services in PHP. You will play a vital role in both customer-facing applications and the backend systems that facilitate ordering, production, and fulfillment processes.You will collaborate with a cross-functional team of product managers and operational staff to create reliable and scalable solutions that connect digital experiences with physical production.Join us to help elevate a fast-growing, high-profile industry disruptor!
Join Us in Revolutionizing Travel!Travel is an integral part of life, whether it’s to reconnect with loved ones, embark on thrilling adventures, or attend significant business engagements. Unfortunately, many travelers face challenges due to outdated technology. Over 4 billion airline passengers depend on systems that fail to meet the expectations of the modern, connected traveler.At Duffel, we are on a mission to transform the travel industry by rebuilding its infrastructure. Our goal is to simplify complex systems and create innovative tools that make travel seamless and enjoyable.As a proud participant of Y Combinator's S18 cohort, we are backed by leading investors such as Benchmark, Blossom, Index Ventures, and Kima Ventures, who have supported the growth of some of the world’s largest companies.We are seeking a passionate Customer Success Engineer (CSE) to provide exceptional technical support to our key customers. In this role, you will address customer inquiries, guide them in utilizing our APIs effectively, and collaborate with various departments including Product, Engineering, Finance, and Travel Operations to enhance the overall customer experience.
At Flowdesk, we are on a mission to establish a global financial institution for digital assets, meticulously crafted to foster market integrity and enhance efficiency.In a swiftly evolving market landscape, we employ a disciplined, first-principles methodology in all our operations. This approach is woven into our core services, including institutional liquidity provision, trading solutions, OTC execution, and extensive treasury management services. By adhering to these principles, we navigate the complexities of the financial world, constructing robust and scalable systems across our diverse business lines.We invite individuals who share our passion for systematic approaches to join us in revolutionizing the financial markets infrastructure to be more transparent and efficient.Our APIs serve as the gateway for external trading interactions, and we are excited to announce an opening for a Senior Software Engineer – API Trading. In this role, you will design, develop, and scale our public trading APIs to a competitive standard. You will take ownership of the API surface that clients integrate with (REST, WebSocket, FIX), ensuring it is clear, well-documented, and collaborates closely with trading, product, and security teams to deliver a best-in-class experience.This is a hands-on, senior individual contributor role that emphasizes technical ownership and cross-team collaboration.Your mission will involve:Designing and building competitive trading APIsArchitecting and implementing public trading APIs (REST, WebSocket, and FIX) using Rust.Ensuring low-latency and high-throughput access to trading workflows including orders, balances, positions, and executions.Owning the API lifecycle from start to finishDefining and maintaining OpenAPI specifications and related interface contracts.Keeping APIs consistent, versioned, and simple for external client integration.Creating clear, accurate, and engaging API documentation that developers will find valuable.Building secure and robust authentication flowsDesigning and implementing authentication and authorization for public trading APIs.Applying best practices for key management, signatures, rate limiting, replay protection, and preventing abuse.Collaborating across trading, product, and engineering teamsWorking closely with stakeholders to understand trading needs and constraints.Translating trading and product requirements into clean API designs and dependable backend workflows.Partnering with frontend and tooling teams (TypeScript) to ensure seamless integration.Raising the bar on reliability and qualityEnsuring APIs are observable, thoroughly tested, and resilient under peak loads.Contributing to the development of standards, patterns, and tools for API development across the team.Mentoring team members and participating in code reviews.
Join us in revolutionizing travel!Travel is more than just a journey; it connects us with loved ones, opens up new adventures, and creates unforgettable experiences. Yet, the frustrations of travel can often overshadow the excitement. Over 4 billion airline passengers depend on outdated technology that fails to meet the expectations of today's connected traveler.At Duffel, we are on a transformative mission to modernize the travel infrastructure. We aim to simplify complex systems and develop innovative tools that ensure a seamless travel experience for everyone.As part of the Y Combinator S18 cohort, we are proudly backed by notable investors including Benchmark, Blossom, Index Ventures, and Kima Ventures, who have played a pivotal role in the growth of some of the world’s leading companies.Position OverviewIf you are passionate about customer success and excel at solving intricate technical challenges, this is the perfect opportunity for you. Duffel is seeking a Customer Success Engineer (CSE) to deliver expert technical support to our key clients. In this role, you'll assist customers by answering their inquiries and recommending effective ways to leverage our APIs to create outstanding travel experiences. Furthermore, you will work closely with various teams across Duffel, including Product, Engineering, Finance, and Travel Operations, to guarantee an exceptional customer journey with our products and services.
Role overview Ebury Partners UK Limited is seeking a Senior Product Manager to lead its API Platform in London. This position shapes the company’s API strategy and drives execution, working with teams throughout the business to enhance and grow product capabilities. What you will do Direct the development of API products that align with business goals and client requirements. Collaborate with engineering, design, and commercial teams to launch new features and refine existing ones. Prioritize projects and initiatives, drawing on product management experience to deliver results on schedule. Leverage expertise in API technologies to spot opportunities for improvement and innovation. Requirements Solid track record in product management, particularly with API platforms or similar technologies. Strong communicator with experience working across multiple teams. Skilled at turning client needs into actionable product solutions. This role is based in London. Ebury is a fintech company dedicated to building solutions that help clients advance their business.
Join our innovative team at getscope as a Senior Software Engineer. In this pivotal role, you will design, develop, and implement cutting-edge software solutions that will drive our projects forward. Collaborate with cross-functional teams to translate business needs into technical requirements while ensuring high quality and performance of applications.
Join Runna as a Senior Software Engineer II, where you'll play a pivotal role in enhancing our software solutions. You will collaborate with cross-functional teams to design, develop, and implement robust applications that meet our customers' needs. Your expertise will help us push the boundaries of technology, ensuring our products remain at the forefront of the industry.
Full-time|$180K/yr - $300K/yr|Remote|Remote — London, England, United Kingdom
About the PositionWe are seeking a highly skilled and motivated Senior Software Engineer - Generalist to join our innovative team at Anza. This role is pivotal in enhancing our Agave client and the overarching Solana network, focusing on performance, reliability, and security.About UsAnza is a cutting-edge R&D lab focused on the Solana blockchain, dedicated to revolutionizing blockchain performance and scalability. With a team of seasoned executives and core engineers, we tackle the most pressing challenges in the Web3 space. We believe in the power of collaboration and transparency, building robust protocols that can support the crypto ecosystem's growth and security.Your ResponsibilitiesDevelop and optimize our technical infrastructure, particularly the Agave client within the Solana ecosystem.Design and implement testing frameworks to simulate adversarial attacks and proactively identify vulnerabilities.Analyze performance metrics to pinpoint and resolve bottlenecks.Collaborate with subject matter experts to understand and define performance requirements for code components.Benchmark new solutions to enhance system reliability and performance.Work alongside cross-functional teams to architect solutions focused on scalability, security, and optimal performance.Contribute to all stages of the software development lifecycle, ensuring seamless transitions through development, staging, and production.Document architecture and processes to promote standardization and knowledge sharing across teams.
Join a Revolutionary CompanyAt Palantir, we are redefining the landscape of software designed for data-driven decision-making and operational efficiency. Our innovative platforms enable partners to make significant advancements—from developing life-saving pharmaceutical solutions to predicting supply chain challenges and reuniting families with missing children.Position OverviewThe Substrate team at Palantir is at the forefront of our core production infrastructure, managing hundreds of Kubernetes (K8s) clusters across diverse environments including on-premises setups and leading cloud services. As a Senior Software Engineer within Substrate, you will spearhead the design and development of our managed Kubernetes offerings, ensuring they operate seamlessly across all scenarios.In this role, you and your team will lead the deployment and management of our K8s clusters, achieving complete automation with zero manual intervention through the creation of cutting-edge tooling and contributions to core Cloud Native Computing Foundation (CNCF) components. You will play a vital role in maintaining scalability, stability, and security across a varied landscape of compliance standards and hosting infrastructures. Our team culture is anchored in engineering excellence and operational rigor, prioritizing proactive issue resolution and significant investments in automation and self-healing technologies.If you are passionate about large-scale infrastructure and Kubernetes, this opportunity is tailored for you.
Join our innovative team at AECOM as a Senior Software Engineer, where you will play a critical role in designing and developing cutting-edge software solutions. You will collaborate with cross-functional teams to bring complex projects to fruition, ensuring high quality and performance standards are met.
About the Role Shawbrook Bank is looking for a Senior Software Engineer in London. This role focuses on building software that supports business growth and improves efficiency. Collaboration with other engineers and teams is central to the work. What You Will Do Develop and maintain high-quality software tailored to customer needs Work closely with colleagues to deliver solutions that support the bank’s goals Contribute technical expertise to projects and ongoing improvements
Role overview Wise is hiring an Engineering Lead to guide the API Experience Team in London. This position centers on building and refining API services that enable smooth integration and support reliable user experiences. The Engineering Lead manages a talented group of engineers and collaborates with teams across Wise to strengthen API products. What you will do Lead and mentor the API Experience engineering team Oversee the development and improvement of API services Work closely with teams from different functions to enhance product offerings Promote solutions that simplify integration for Wise’s partners and users
Join Multiverse as a Senior Software Engineer specializing in Platform Engineering. In this pivotal role, you will leverage your expertise to design, build, and enhance our platform, ensuring it meets the highest standards of performance and reliability. Collaborate with cross-functional teams to deliver robust solutions that drive the success of our innovative programs.
Join our dynamic team as a Senior Software Engineer at Faculty, where innovation meets technology. In this pivotal role, you will be responsible for designing, developing, and maintaining cutting-edge software solutions that drive our projects forward. We're looking for a passionate engineer who thrives in a collaborative environment and is eager to tackle complex challenges.Your expertise will guide our team in implementing best practices in software development, ensuring high-quality code and optimal performance. You will work closely with cross-functional teams to deliver impactful products that enhance our customers’ experiences.
Mar 9, 2026
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