Senior C++ Developer at version1 | Multiple Locations

Alten is looking for a Senior Embedded C++ Engineer based in London. This position centers on designing, developing, and optimizing embedded software for a range of industry projects. Role overview This role involves working closely with cross-functional teams to build reliable embedded software. The focus is on delivering solutions that meet strict functional and performance standards. What you will do Design and implement embedded C++ software for diverse applications Optimize code for efficiency and reliability Collaborate with colleagues across engineering and product teams Ensure software meets both functional and performance requirements Location This position is based in London.

Join Canva as a Senior UI Engineer, where you will play a crucial role in designing and developing exceptional user interfaces for our iOS and macOS applications. Collaborate with cross-functional teams to create engaging user experiences that delight our millions of users worldwide.

At Ripple, we are pioneering a future where value transfers seamlessly, akin to how information flows today. Our mission is ambitious and transformative, already making strides through our innovative crypto solutions tailored for financial institutions, enterprises, governments, and developers. We aim to enhance the global financial landscape, fostering economic equality and opportunities for individuals across diverse regions worldwide. Here, you will be empowered to perform your best work and expand your skill set, supported by a collaborative team.If you are eager to witness your contributions make a real-world impact and explore remarkable career advancement prospects, we invite you to join us in creating tangible value.The TeamRippleX is committed to equipping the innovators of the future on the XRP Ledger (XRPL), renowned as one of the fastest and most dependable public blockchains globally. Our goal is to democratize the digital economy through practical support, empowering a vibrant developer community, and leveraging the expertise of a forward-thinking technology organization.The Programmability team plays a crucial role in this vision, dedicated to enhancing the core functionalities of the XRP Ledger to accommodate smart contracts and more sophisticated on-ledger capabilities. We are on the lookout for skilled engineers who are passionate about shaping the future of decentralized applications.Your ResponsibilitiesDesign, develop, and maintain foundational components of the XRP Ledger to boost programmability, smart contract functionalities, performance, and scalability.Lead the integration and upkeep of a WebAssembly (WASM) virtual machine within the XRPL’s C++ core.Participate in the complete software development lifecycle, encompassing architecture and design to development using modern C++ and Rust, alongside rigorous testing.Produce system design documentation and spearhead technical conversations with both internal and external engineering stakeholders.Maintain high coding and testing standards as a champion of the open-source XRP ledger community, including engaging in code reviews.

Join Zopa as a Senior Software Engineer specializing in C#. In this role, you will leverage your technical expertise to build innovative solutions that enhance our digital offerings. Collaborate with cross-functional teams to design and implement scalable software applications, while maintaining a focus on performance and security.

At Ripple, we are pioneering a future where value transfers seamlessly, akin to the flow of information today. Our groundbreaking crypto solutions are transforming the financial landscape for institutions, businesses, government entities, and developers, fostering a more equitable global economy. Join us to thrive in an environment that champions your professional growth, surrounded by supportive colleagues.Are you ready to make a significant impact and unlock exciting career advancement opportunities? Come aboard and help us create real-world value.THE WORKRippleX is committed to empowering tomorrow's innovators on the XRP Ledger (XRPL), one of the fastest and most reliable public blockchains globally. We aim to democratize the digital economy by providing hands-on support, nurturing a community of developers, and leveraging our expertise as a forward-thinking technology firm.The XRPL is a decentralized public blockchain operated by a global network of businesses and developers dedicated to addressing challenges and generating value. With over a decade of proven reliability and more than 90 million ledgers closed, the XRPL boasts streamlined development, low transaction costs, exceptional performance, and sustainability. We seek senior engineering talent to uphold our high technical standards while crafting innovative solutions to meet the growing demands of the digital economy.WHAT YOU'LL DOEnhance the capabilities, performance, scalability, and reliability of the XRP Ledger.Engage in the complete software development lifecycle, encompassing architecture, technical design, C++ development, bug resolution, and functional as well as performance validations.Contribute to the open-source XRP Ledger community, establishing rigorous standards for coding, testing, and deployment.Actively participate in code reviews to uphold the quality of our codebase.WHAT YOU'LL BRINGA Bachelor’s degree in Computer Science or a similar discipline, along with 5+ years of substantial hands-on experience in software product development utilizing C++.Proficiency in backend distributed systems development.A strong enthusiasm for blockchain technology and its potential advantages.The capability to swiftly learn new technologies and programming languages.Exceptional problem-solving skills, with the ability to devise creative solutions independently.Preferred: Experience in developing and contributing to open-source software.

Role overview Alten Ltd. is seeking a Senior C++ Software Engineer based in London. This role centers on developing, designing, and maintaining software for projects in the Defense and Naval sector. The position requires a strong focus on high-quality, efficient software solutions that meet rigorous standards. What you will do Design and implement software in C++ for Defense and Naval applications Maintain and enhance existing codebases to support reliability and performance Work closely with multidisciplinary engineering teams to deliver solutions that align with client needs Requirements Extensive experience in C++ development Background in software engineering, with preference for experience in Defense or Naval projects Strong ability to collaborate and contribute within a team environment

Join our dynamic team at asos as a Senior Software Engineer specializing in Azure and C#. In this pivotal role, you'll be responsible for designing, developing, and deploying innovative software solutions that enhance our e-commerce platform. You'll collaborate with cross-functional teams to ensure the delivery of high-quality software that meets our business objectives and customer needs.

Join Spotify as a Senior Software Engineer specializing in TV Playback with C++. In this role, you will be integral to enhancing our streaming technology, helping to deliver an exceptional user experience across a variety of devices. Your expertise will guide the development of innovative playback features, working alongside a dynamic team of engineers and product managers.

Join Anaplan, a team of forward-thinkers dedicated to enhancing business decision-making through our advanced AI-driven scenario planning and analysis platform. Our mission is to empower customers to stay ahead of their competition and thrive in the market.At Anaplan, we pride ourselves on our Winning Culture, which unites our diverse teams across various geographies in their commitment to customer success.Our clientele includes industry giants like Coca-Cola, LinkedIn, Adobe, LVMH, and Bayer, among over 2,400 global companies that trust our exceptional platform.Our Winning Culture drives innovation, celebrates diversity of thought, and fosters a community where everyone can lead, achieve ambitious goals, and celebrate victories – both big and small.Guided by our principles of being strategy-led, values-based, and disciplined in execution, you will find inspiration, connection, development, and rewards at Anaplan. We welcome all that makes you unique; let’s create the future together! As a pivotal member of our R&D team, you will contribute to the evolution of our calculation engine, the core of our platform, which powers real-time business planning for the largest enterprises worldwide. We seek an experienced software engineer to tackle complex challenges in high-performance distributed computing and shape the future of our product.

About UsAt C-Link, we’re transforming the landscape of construction procurement through innovative workflow automation, enabling subcontractors to secure opportunities more effectively. As a rapidly expanding ConTech enterprise, we proudly operate under two prominent brands:C-Link (www.c-link.com) – A cutting-edge procurement software solution designed for main contractors and developers.Prosper (www.weallprosper.co.uk) – A comprehensive marketplace and lead generation platform tailored for subcontractors.With bold growth ambitions and a commitment to redefining procurement practices within the construction sector, we are expanding our marketing team and seeking a dynamic Product Marketing Manager to enhance product positioning, comprehension, and market adoption.The RoleAs the Product Marketing Manager, you will be pivotal in bridging Product, Marketing, Sales, and Customer Success teams. Your main responsibility will be to translate our product capabilities into clear, compelling value propositions for our target customers, empowering our commercial teams to excel.This is a high-impact, senior-level individual contributor role where you will own product positioning, execute go-to-market strategies, and derive customer insights in a fast-paced SaaS environment.What You’ll Be DoingLead the evolution of C-Link’s product positioning, messaging, and value propositions for key personas and ideal customer profiles (ICPs).Direct go-to-market planning for new product features and releases, collaborating closely with Product and Sales teams.Create impactful sales enablement materials, including pitch decks, one-pagers, case studies, and launch assets.Gather deep customer and market insights through interviews, win/loss analysis, surveys, and data analysis.Maintain detailed buyer personas, use cases, and customer journey narratives.Contribute to competitive analysis, positioning, and pricing strategies.Oversee the creation of product-centric content, customer success stories, and educational resources.Partner with Sales and Customer Success to ensure consistent messaging throughout the buyer journey.Manage relationships with external agencies, designers, and freelancers to deliver high-quality outputs.What We’re Looking ForA minimum of 5 years’ experience in B2B SaaS marketing, with a strong emphasis on product marketing.Proven track record in product positioning, supporting launches, and influencing successful go-to-market strategies.Exceptional storytelling, writing, and communication skills.A strong analytical mindset with the ability to work comfortably with customer and performance data.Confident cross-functional collaborator who can influence without direct authority.Experience in the ConTech or construction industry is highly desirable.Familiarity with HubSpot and SaaS environments is preferred.Why Join Us?Join a high-growth, innovative company where your contributions will have a direct impact.

About Man GroupMan Group is a leading global alternative investment management firm dedicated to delivering exceptional performance for our sophisticated clients through our Systematic, Discretionary, and Solutions offerings. With a strong emphasis on talent and cutting-edge technology, our investment strategies, both single and multi-manager, are driven by comprehensive research and encompass public and private markets across all major asset classes, particularly in alternatives. We pride ourselves on building deep, collaborative partnerships with our clients and crafting bespoke solutions that align with their investment ambitions and the futures of the retirees and savers they support.Headquartered in London, we manage assets totaling $227.6 billion* and maintain a presence in various global offices. Man Group plc is publicly traded on the London Stock Exchange under the ticker EMG.LN and is a member of the FTSE 250 Index. For more information, please visit www.man.com.* As at 31 December 2025The TeamThis is an extraordinary opportunity to become part of one of the largest alternative asset managers. Technology is integral to Man's strategic direction, and we continually adapt to remain at the forefront of the industry. Our culture fosters innovation and change, with engineering being pivotal to our operational framework.We are looking for skilled Software Engineers with extensive experience in C# and .NET to spearhead the design and development of mission-critical systems within our domain. You will be instrumental in shaping the technical strategy and influencing architectural choices within a high-performing team. A passion for utilizing AI development tools to enhance delivery and promote their adoption within the team is essential.This role provides an excellent opportunity to collaborate and learn alongside highly talented engineers while acquiring essential knowledge in financial systems and order management. New team members will engage with the latest technologies to tackle upcoming challenges.

Caxton seeks a Senior Software Engineer (C# / .NET) to lead a team of developers in London. This role blends hands-on engineering with team leadership, focusing on delivering reliable software using C# and .NET. Key responsibilities Mentor and guide a group of software developers Shape technical decisions and encourage strong team collaboration Maintain high standards of software quality and reliability Take part in designing and implementing new solutions Location This position is based in London, England, United Kingdom.

Join Wise as a Senior Product Manager where you'll lead the charge in enhancing our WISE Platform's embedded experiences. You'll work cross-functionally with engineering, design, and marketing teams to develop innovative product strategies that resonate with our users.

Join Decisal, where we craft innovative software solutions that empower airlines worldwide to optimize their planning and scheduling processes. As we expand our product offerings, we're on the lookout for a dedicated and talented C++ Software Engineer to become a pivotal member of our vibrant team.In this role, you will be instrumental in designing and developing state-of-the-art software applications. You will engage with clients to implement new features and refine existing systems, enabling you to work on projects that significantly influence our customers and the aviation industry.We pride ourselves on fostering a collaborative and innovative work culture that values your creativity and recognizes your contributions. Decisal Ltd is dedicated to providing a nurturing and inclusive workplace that encourages both personal and professional growth.If you are a driven individual with a solid foundation in C++ programming and a passion for delivering high-quality software solutions, we invite you to apply!

Role overview LMAX Group is seeking a C++ Quality Assurance Engineer for its London-based development team. This position centers on building and maintaining automated testing frameworks and performing exploratory testing for advanced trading applications. Collaboration with developers is key, with a focus on ensuring code is designed for testability from the outset. What you will do Develop and maintain automated tests in C++ that are clear and easy to update Identify and escalate risks that might affect project delivery, and assist in planning mitigation strategies Participate in pair programming to encourage knowledge sharing and prevent information silos Research and introduce new testing methods to improve team efficiency Analyze the trading platform and write failing tests to expose bugs Work alongside developers to keep testability at the forefront of new code Essential skills and experience Hands-on experience writing automated tests in modern C++ on Linux or UNIX systems Ability to interpret business requirements and translate them into effective tests Proven skill in designing tests that are well-documented, simple, and maintainable Comfort working independently with minimal oversight No prior finance or trading experience required Desirable skills Familiarity with the Catch2 testing framework Experience using Continuous Integration tools such as Jenkins Knowledge of Python testing frameworks, especially pytest Background in UI testing Understanding of Websocket and TCP/IP networking Degree in a science or mathematics-related field Benefits 25 days of annual leave Performance-based bonus Pension contributions Private medical, dental, and vision insurance Life assurance Critical illness protection Wellness contribution program, including ClassPass access Mental health support through the Plumm platform Five volunteer days each year

Role overview Sibylline Ltd is hiring an Embedded PSOC Analyst based in London. The focus is on embedded systems and PSOC technology, supporting projects that reflect the company’s mission. This position involves hands-on technical work and collaboration across teams. What you will do Develop and analyze embedded solutions for client projects alongside colleagues from various disciplines. Use technical expertise to optimize embedded systems for both performance and reliability. Support ongoing improvements and address challenges within embedded projects. Requirements Background working with embedded systems and PSOC technology. Strong analytical abilities and attention to technical detail. Comfort working collaboratively with cross-functional teams. This role offers the chance to contribute to meaningful projects in a team that values expertise and initiative.

At Fuse Energy, we are pioneering the future of renewable energy as an innovative startup dedicated to delivering a terawatt of renewable energy swiftly. Our approach integrates first-principles thinking with advanced technology to create a drastically improved energy system. With $170 million raised from elite investors—including Multicoin, Balderton, Lakestar, Accel, Creandum, Lowercarbon, Ribbit, Box Group, and prominent strategic angels like Nico Rosberg, co-founder of Solana, as well as GPs from Meta, Revolut, Spotify, and Uber—we are set to make a significant impact.Our vision is to establish a fully integrated energy company, covering everything from solar, wind, and hydrogen project development to real-time power trading and distributed energy installations. By selling directly to consumers, we eliminate intermediaries, reduce costs, and pass savings onto our customers.Moreover, we are in the process of developing the Energy Network, a decentralized platform of smart devices that rewards users with Energy Dollars for electrifying their homes, shifting usage to off-peak hours, and aiding in grid balancing. This network enhances grid stability—an essential foundation for scaling AI data centers and other energy-intensive industries.

Role Overview We are seeking a highly skilled C# Software Engineering Manager to lead a dynamic, product-focused engineering team. This role involves close collaboration with a Product Owner, business stakeholders, and third-party partners. The successful candidate will play a pivotal role in IT Development, overseeing team leadership, solution delivery, and providing technical direction, especially within finance and operations systems. We are looking for a leader who is technically proficient, passionate about mentoring engineers, and eager to actively engage with a Microsoft technology stack.Key Responsibilities Guide a team of software engineers within the Finance Automation team (Automation and Insights) product squad. Own the technical delivery across both internal development and third-party collaborations, ensuring high quality, timeliness, and alignment with business objectives. Work closely with business stakeholders across Finance, IT, and Operations to ensure cohesive project execution. Uphold high standards in software design, development, testing, and deployment, with a focus on security, resilience, and supportability. Engage in technical decision-making, architecture discussions, and implementation strategies. Promote continuous improvement in engineering practices, including DevOps methodologies, agile delivery, and release management.

Join us as a Software Engineer at Wehrtyou, where the code you develop is pivotal to our business operations. Our engineering team is tasked with creating and maintaining vital technology and infrastructure that underpins our trading success. In this dynamic role, you will collaborate closely with fellow engineers who design trading algorithms and oversee trading activities in an incredibly fast-paced, real-time environment. We seek innovative programmers who are passionate about coding, enjoy tackling challenges, and thrive in a collaborative and open company culture.ProfileIn your leisure time, you engage in coding, tinkering, reading, exploring, and possess an unwavering curiosity about computer technology — you’ll find camaraderie with like-minded individuals here.You are adept at working both independently and as part of a team, with a demonstrated ability to quickly analyze and resolve problems.You can dissect code, understand its functionality, and propose enhancements.You can articulate software designs at various levels—from high-level abstractions to detailed algorithms.You enjoy collaborating with colleagues who inspire you to improve and excel in your craft.