Senior/Staff Design Engineer

About OLIXAt OLIX, we are at the forefront of a technological revolution as we redefine the future of artificial intelligence. The rapid growth of AI has unveiled a significant gap in infrastructure; the pace at which we can develop chips and power stations is no longer sufficient. The industry is still reliant on outdated hardware architectures that have reached their limits. We are pioneering a new paradigm that promises unparalleled speed and efficiency, representing the most significant economic opportunity of the next century. Our innovative Optical Tensor Processing Unit (OTPU) delivers performance and energy efficiency that existing chips cannot match.The Role:We are looking for a highly skilled Senior Staff FPGA Engineer to spearhead the architecture, design, and technical direction of FPGA-based systems within our OTPU platform. This senior individual contributor role is focused on system-level ownership, cross-functional technical leadership, and architectural decision-making. You will define high-performance FPGA subsystems, including high-speed interfaces, precision timing and synchronization, transceivers, and signal processing pipelines. Close collaboration with ASIC, hardware, optical, and software teams will be essential in driving coherent system design, mitigating risks in silicon development, and delivering production-grade solutions.ResponsibilitiesDefine and take ownership of FPGA architecture for high-performance, high-bandwidth systems.Lead the design and optimization of high-speed interface subsystems (PCIe Gen4, multi-lane transceivers operating at >25 Gb/s NRZ).Architect deterministic timing and synchronization strategies across complex multi-device systems.Drive FPGA-based prototyping efforts to support silicon development and system validation.Establish design methodologies, coding standards, and verification strategies, guiding the implementation of robust error detection and correction mechanisms (ECC, including SECDED).Collaborate with software teams to define hardware-software interfaces and system control models.Lead system-level debugging of complex hardware-software interactions.Mentor engineers and provide technical leadership across FPGA development efforts.Identify performance bottlenecks and advocate for architectural improvements.Maintain a deep awareness of advancements in FPGA architectures and high-speed digital design.

Convergent Research is seeking a Staff Engineer specializing in FPGA Engineering to join the team in London. This position centers on FPGA design and development for technology projects that drive ongoing research and engineering work. Role overview This role contributes to shaping technical solutions that advance the organization's research initiatives. The Staff Engineer will work closely with other engineers and researchers to address complex challenges in FPGA systems. What you will do Design and develop FPGA-based systems for a variety of research-focused projects Use advanced knowledge in FPGA engineering to tackle technical problems Collaborate with cross-functional teams of engineers and researchers Work environment The team emphasizes open communication and values creative approaches to problem solving. Collaboration and a focus on technical progress are central to the group’s work style.

About OLIXAt OLIX, we are at the forefront of revolutionizing technology. As the demand for artificial intelligence accelerates, we face an unprecedented infrastructure challenge. Traditional hardware approaches are becoming obsolete, and the industry stands on the brink of a transformative paradigm shift. Our flagship innovation, the Optical Tensor Processing Unit (OTPU), sets a new benchmark for performance and energy efficiency, positioning OLIX as a leader in the next century's technological evolution.The Role:We are in search of a skilled and proactive Senior FPGA Engineer to spearhead the design and implementation of control and interface functionalities within our OTPU system. This role encompasses both the delivery of production systems and advanced hardware prototyping, requiring expertise in high-bandwidth architectures, precision timing, transceivers, and sophisticated signal processing pipelines. Collaboration is key, as you will engage with teams across FPGA, ASIC, hardware, optical, and software disciplines.ResponsibilitiesDesign and implement FPGA subsystems and hardware modules tailored for high-performance systems.Develop and optimize high-speed interface subsystems, including PCIe Gen4 and multi-lane transceivers exceeding 25 Gb/s NRZ.Implement and validate link integrity features, encompassing BER measurement and error correction (ECC, including SECDED).Develop and integrate memory interfaces as dictated by system architecture.Contribute to hardware prototyping initiatives in support of silicon development.Work collaboratively with software engineers to facilitate low-level driver development and hardware control.Engage with hardware and optical engineers to ensure seamless system integration and synchronization.Implement timing-critical and real-time control logic.Conduct rigorous testing, validation, and performance optimization under challenging operating conditions.Debug complex hardware–software interactions and resolve system-level challenges.Skills & Experience5+ years of FPGA design experience, with a minimum of 3 years specializing in high-speed interfaces and signal processing pipelines.Strong expertise in VHDL/Verilog, simulation tools, and hardware debugging techniques.Proficient in using development environments and hardware description languages.Experience with FPGA toolchains and design methodologies.Excellent problem-solving skills and ability to work in a collaborative environment.Strong communication skills, both verbal and written.

Senior FPGA Engineer – DV EquitiesAbout Us:With over 15 years of experience and headquartered in Chicago, DV Trading has evolved into a leading independent proprietary trading firm. Our team of over 450 professionals offers innovative trading strategies and risk management solutions, providing essential liquidity in global financial markets. Our expansive portfolio includes broker dealers, a cryptocurrency market-making firm, and an emerging investment adviser, allowing us to deliver unparalleled hedging opportunities to commodity producers and users.Role Overview:We are seeking a talented Senior FPGA Engineer to join our semi-systematic equities team. In this pivotal role, you will design and implement cutting-edge FPGA trading systems that enhance our competitive advantage across global equity and futures exchanges. This is an exciting opportunity to lead, innovate, and maximize hardware performance in a dynamic trading environment.Key Responsibilities:Provide technical leadership and mentorship to a team of FPGA engineers focused on developing advanced hardware solutions for market making.Architect and optimize ultra-low-latency trading systems tailored for global equity and futures markets.Define and execute the strategic vision and roadmap for FPGA-based trading infrastructure.Collaborate closely with quantitative researchers, software developers, and network engineers to create integrated, high-performance trading platforms.System Development:Design and implement high-throughput FPGA firmware for efficient market data feed management and order execution.

About the Position Jane Street is seeking a talented FPGA Engineer with a strong foundation in both software and hardware design to join our innovative team. In this role, you will play a pivotal part in developing our cutting-edge FPGA-based applications. We are passionate about leveraging tools to enhance programming efficiency, enjoyment, and reliability. We apply these principles within our FPGA Engineering endeavors, and we invite individuals who are keen on utilizing programming language technology to elevate the design, testing, and validation of hardware designs. Our development environment heavily incorporates Hardcaml, an OCaml library designed for succinct hardware description in RTL. Familiarity with Hardcaml is not a prerequisite. As an FPGA Engineer, you will engage in designing and implementing new FPGA applications from the ground up, as well as improving our internal high-level design and testing tools. Your daily responsibilities will primarily involve working with OCaml and Hardcaml for RTL design and testing/integration, while also occasionally utilizing Verilog and C. While prior experience with OCaml is not necessary, a solid understanding of typed programming languages will be beneficial. If you're interested in learning more about our interview process, feel free to explore our interview guide, meet some of our newest hires, or check out our OCaml All The Way Down talk as well as the Programmable Hardware podcast.

ABOUT THE COMPANY: Maven is a leading proprietary trading firm, strategically allocating internal capital across a spectrum of discretionary, systematic, and market-making strategies. Our diverse team of traders, engineers, and technologists is united by a shared commitment to enhancing our capabilities as a premier liquidity provider in global derivatives markets. We utilize cutting-edge execution and pricing technologies to redefine the operational landscape of financial markets. Overview: At the intersection of technology and trading, the Maven FPGA team is at the forefront of hardware innovation, developing proprietary designs that maintain our competitive edge in an evolving landscape. With offices in London, New York, Hong Kong, and Chicago, we engineer solutions to support global trading operations across various exchanges, asset classes, and trading strategies. Our small, agile teams are dedicated to growth, investing in people, tools, and platforms to solidify our leadership in the industry. The Role: As a key member of our team, you will collaborate with traders and technologists to identify and leverage opportunities that enhance our competitive advantage through FPGA systems. By optimizing latencies, maximizing throughput, and improving system robustness, you will play a pivotal role in boosting the efficiency of existing strategies and unlocking new trading opportunities. We have several greenfield projects on the horizon, and proactive, self-motivated candidates will have the opportunity to ascend into leadership roles as the firm continues to evolve. While financial experience is advantageous, your engineering skills, problem-solving capabilities, and readiness to tackle new challenges are of paramount importance to us.

Role overview Antithesis is seeking a Senior or Staff Engineer in London, UK to focus on Hegel. The team values creative problem-solving and technical depth, with engineers regularly exchanging ideas and expertise to drive projects forward. Collaboration is a core part of the work culture. What you will do Tackle complex engineering challenges involving Hegel Support both new and ongoing projects that influence the team’s direction Work closely with colleagues to develop practical solutions Requirements Previous experience at a senior or staff engineering level Keen interest in working with Hegel Enjoys sharing knowledge and collaborating with others Motivated to try new technical approaches Location This role is based in London, UK.

Join our innovative team at antithesis as a Senior/Staff Engineer specializing in Bombadil. In this pivotal role, you will lead engineering projects, collaborate with cross-functional teams, and drive the development of cutting-edge solutions. Your expertise will be crucial in enhancing system performance and ensuring the seamless integration of new technologies.

About UsSmarkets: Revolutionizing the Betting IndustryAt Smarkets, we operate one of the most advanced prediction markets worldwide, with over £29 billion processed since our inception in 2010. With a community of over 200,000 traders globally, we are redefining betting across various domains, from sports to political markets, ensuring the most competitive prices and fair odds.Our technology stack is meticulously crafted for scalability, reliability, and speed, utilizing Linux, Kafka, Postgres, Kubernetes, along with Python 3, C++17, and React. We build the infrastructure that institutions rely on while making trading accessible to all. Our resilience has allowed us to thrive through every market cycle and industry evolution.Central to our success are our talented team members. We foster a high-performance environment where exceptional skills flourish, combining in-depth business acumen with a commercial outlook to fuel strategic growth.If you are excited about shaping the future of prediction markets with cutting-edge technology and a focus on customer satisfaction, Smarkets is the perfect place for you.Your RoleWe are seeking a highly skilled Staff Engineer to spearhead our engineering initiatives in a senior individual contributor capacity, directly reporting to the VP of Engineering. As the most senior technical individual contributor in the organization, you will be instrumental in guiding our technology stack and fostering innovation across various teams.Key Responsibilities:Serve as a senior technical authority, offering strategic direction and hands-on assistance for impactful projects while advancing the engineering roadmap.Collaborate with the VP of Engineering to optimize our tech stack and enhance development methodologies.Work in tandem with frontend and backend teams to architect scalable and reliable microservices using Rust, Python, and Typescript.Enhance service latency and performance across PostgreSQL, Redis, and Kafka-based systems.Facilitate the deployment of CI/CD, monitoring, and alerting frameworks to maintain system health and performance.Promote engineering best practices and contribute to a culture of collaboration, continuous learning, and innovation.Influence and cultivate a top-tier engineering culture.Identify innovation opportunities to drive business value and sustain a competitive advantage.About You:Proven experience in software engineering, with a solid foundation in computer science principles.Expertise in Rust, Python, and Typescript is highly desirable.Strong problem-solving skills and a passion for innovation.Excellent communication and collaboration abilities.Ability to lead and mentor junior engineers.

Join Ki Insurance, a pioneer in the insurance industry, as we redefine a 335-year-old market with cutting-edge technology. Our innovative platform, developed in collaboration with Google and UCL, leverages algorithms and machine learning to deliver lightning-fast quotes to insurance brokers, transforming the industry standard.As the largest global algorithmic insurance carrier and the fastest-growing syndicate in the Lloyd's of London market, Ki Insurance has achieved extraordinary milestones, including generating $100 million in profit within just three years.Our diverse teams thrive in an agile, cross-functional environment, where collaboration and creativity lead to exceptional customer experiences. We are on the lookout for brilliant minds to join us on our mission to challenge conventions and explore new possibilities.As a Staff Software Engineer, you will play a pivotal role in our engineering team, providing technical leadership to both delivery squads and the broader engineering organization. You will champion engineering excellence and uphold high standards of quality, fostering a culture of continuous improvement. Your hands-on approach will enable you to design and deliver impactful software solutions while guiding your colleagues to achieve collective goals.Are you ready to make your mark? Develop robust and scalable software for critical web-based applications.Design, implement, test, document, and maintain APIs and integrations.Create new features within our core Kotlin-based services, collaborating with multi-disciplinary teams.Ensure quality control through techniques such as automated testing, code review, and pair programming.Work closely with the Product team to translate user requirements into effective technical solutions.Document technical designs and analyses thoroughly.Evaluate existing system architecture, identifying areas for enhancement and growth.Prototype and explore innovative ideas and technologies swiftly.Promote a culture of continuous improvement, leading by example and positively influencing our practices.

About H:At H, we are at the forefront of superintelligence, driven by our mission to harness agentic AI. Our innovative AI agents automate intricate, multi-step tasks traditionally carried out by humans, empowering individuals to reach their fullest potential.We are on the lookout for exceptional AI professionals who prioritize building responsibly and safely while pushing the boundaries of agentic technology. Our culture thrives on openness, continuous learning, and collaborative efforts, where every team member's contribution is valued.About the Team:Our Product Engineering Team plays a pivotal role in the successful deployment and operation of our Agents and Inference platforms, along with related services that support our Research department and lay the groundwork for our market-ready agentic products.Key Responsibilities:Lead the definition and execution of technical architecture, design, and strategic engineering roadmap.Design, develop, and maintain robust, high-performance, scalable systems.Mentor and inspire engineers across various teams, nurturing a culture of technical excellence.Conduct comprehensive code reviews and design evaluations to uphold quality and security standards.Collaborate closely with Research, Engineering, and other stakeholders to deliver impactful solutions.Enhance system reliability, scalability, and observability through continuous improvements.Establish and uphold engineering standards, tools, and processes.Drive innovation and proactively manage technical debt.

At Databricks, we're committed to empowering data teams to tackle some of the world's most challenging issues, including security threat detection and cancer drug development. Our mission is to create and manage the premier data and AI infrastructure platform so our customers can dedicate their efforts to the high-value challenges crucial to their missions. Our engineering teams develop cutting-edge products that meet significant real-world needs. We operate one of the largest-scale software platforms, comprising millions of virtual machines that generate terabytes of logs and process exabytes of data daily. Given our scale, we frequently encounter hardware, network, and operating system faults, and our software must effectively shield our customers from these challenges. The Delta DML team is responsible for the core write-path operations for Delta Lake, the open-source storage layer underlying the Databricks Lakehouse. Our goal is to deliver industry-leading performance and a seamless user experience at massive scale, with most data written in Databricks passing through our platform. We innovate in performance through features like Low Shuffle Merge and Deletion Vectors, and actively contribute to open-source initiatives that unify Delta and Iceberg formats. We are on the lookout for a highly skilled and experienced Senior Staff Software Engineer to join our backend team. In this pivotal role, you will design, develop, and maintain robust backend systems that power Databricks workspaces. You will work on building the next-generation platform for serving workspace assets, ensuring high queries per second (QPS), low latency, reliability, and performance while proactively addressing future growth challenges. As a senior member of the team, your responsibilities will also include providing technical leadership, mentorship, and guidance to junior engineers, thereby enhancing the overall coding practices and system designs of the team.

About the Role As a Staff AI Engineer at bluefishai, you will take on a pivotal role as a technical leader, driving the development of our LLM-powered products that are at the cutting edge of marketing and advertising technology. You will be instrumental in making architectural decisions, establishing quality benchmarks, and spearheading collaborative initiatives across multiple teams that yield tangible results. This position will empower you to shape the vision and execution of our data platform and LLM-driven products. You will oversee critical architectural aspects related to data pipelines, model integration, deployment, and evaluation. Your expertise will turn high-level product and business objectives into robust, scalable data solutions that provide measurable benefits for our Fortune 500 clients. This role encompasses both data backend and ML engineering, ensuring the reliability and cost-effectiveness of our pipelines while enhancing the performance of LLM-enabled features. You will elevate data literacy within the department through crafting and collaboration. Your responsibilities will include ensuring the health, cost management, and continuous improvement of key data products and platforms, working closely with full-stack engineers, product managers, designers, and devops to deliver reliable solutions that our customers can depend on. This is an exciting opportunity to influence the future of AI technologies and contribute significantly to impactful real-world applications. While this role is associated with our London office, we embrace flexibility with hybrid or remote work arrangements within the UK.

At Databricks, we are dedicated to empowering data teams to tackle some of the world's most challenging problems — from revolutionizing transportation to advancing medical innovations. We achieve this by developing and operating the world's leading data and AI infrastructure platform, enabling our customers to harness deep insights from data to elevate their business outcomes. Founded by engineers and driven by customer obsession, we seize every opportunity to confront complex technical challenges, whether it's crafting next-generation UI/UX for data interfaces or scaling our services and infrastructure across millions of virtual machines. Our journey has only just begun. Our engineering teams are at the forefront of creating impactful products that address significant global needs. We operate one of the largest-scale software platforms, managing millions of virtual machines, generating vast amounts of logs, and processing exabytes of data daily. Given our scale, we frequently encounter cloud hardware, network, and operating system faults, and our software must seamlessly shield our customers from these challenges. Unity Catalog serves as our platform's native unified and open governance solution for data and AI. It eradicates silos, streamlines governance, and accelerates insights at scale. We are seeking a Senior Staff Software Engineer to lead the technical direction of Unity Catalog Runtime Enforcement. In this role, you will build and fortify the runtime enforcement layer for Unity Catalog, guaranteeing secure and consistent authorization and data access across Databricks compute, engines, and cloud environments. This initiative aims to reduce incidents and simplify customer choices by unifying enforcement semantics.

At Intercom, we are revolutionizing customer service with AI technology, dedicated to empowering businesses to deliver exceptional customer experiences.Our AI agent, Fin, stands out as the most advanced customer service AI on the market, enabling businesses to provide seamless, around-the-clock customer support. When paired with our Helpdesk, it forms the comprehensive Intercom Customer Service Suite, designed to handle complex inquiries while maintaining a human touch.Since our inception in 2011, we've gained the trust of nearly 30,000 businesses worldwide, setting new benchmarks for customer service. Our commitment to our core values drives us to innovate, execute with urgency, and consistently offer outstanding value to our clients.What’s the opportunity?As a Staff Product Engineer, you will take on a pivotal leadership role within our engineering team, significantly impacting our technical direction. You will be responsible for designing and implementing both back-end and front-end systems, collaborating closely with designers, product managers, researchers, and data analysts. Additionally, you will mentor other engineers and work alongside the Engineering Manager to cultivate the team's growth and define our technical strategy.What will I be doing?In this role, you will:Shape our technical architecture to accommodate the increasing demands of our diverse customer base.Emphasize agility alongside scalability and reliability, with continuous deployment practices ensuring seamless incremental releases.Engage in all phases of software development, from ideation to prototyping, design, and implementation, blending hands-on coding with architectural leadership.Utilize cutting-edge tools and AI-powered developer resources to streamline your workflow and focus on impactful problem-solving.Participate actively in the recruitment, mentoring, and career progression of fellow engineers.Elevate the standards for technical excellence, performance, and operational reliability.

Join Attio as a Staff Product Engineer and be at the forefront of revolutionizing how teams collaborate and manage their relationships. You will play a pivotal role in the design and development of innovative products that enhance user experience and drive engagement.

Join AccuRx as a Staff Product Engineer and be a vital part of our mission to enhance healthcare accessibility and patient experience. In this role, you will leverage your expertise to design, develop, and implement innovative software solutions that directly impact healthcare providers and patients alike. Collaborate with cross-functional teams to drive product development from concept through execution, ensuring high-quality deliverables.

Join CyberArk Software as a Staff Automation Engineer, where you will play a pivotal role in enhancing our automation frameworks. You will work closely with cross-functional teams to design, implement, and maintain automated testing solutions that ensure the highest quality of our security products. Your expertise will help us streamline our processes, improve system reliability, and reduce time-to-market.

About the Role 9fin is hiring a Staff Engineer in London. This role focuses on developing scalable systems and improving financial data analytics. Staff Engineers at 9fin play a central part in shaping technical direction and product quality. What You Will Do Design and build systems that scale with growing data and user needs Work closely with other engineers to enhance analytics capabilities Contribute ideas that influence product features and customer experience Location This position is based in London.