Senior Software Engineer | DistributedSystems | Sustainable Cloud Native Platform 💸Up to £110,000 per annum plus bonus plus stock 🏠Central London office 🖱️Golang, Rust, C, Kubernetes, Linux, Cloud Native, Distributed systems... Are you a Senior Software Engineer with extensive knowledge of building distributedsystems? Looking to join a company who are solving genuine problems that … provider🌳 What they're looking for in a Senior Software Engineer: Tech agnostic but preferable experience working with Golang, Rust, C/C++ or Java. In-depth knowledge of distributedsystems, building solutions at scale where performance, reliability and availability are key considerations. Experience working on software infrastructure or building Cloud native software using Kubernetes Understanding of systems … network programming - that's a plus... but definitely not needed! If this sounds like you, feel free to apply and I can run through more details! Senior Software Engineer | DistributedSystems | Sustainable Cloud Native Platform More ❯
london (city of london), south east england, united kingdom
Burns Sheehan
Senior Software Engineer | DistributedSystems | Sustainable Cloud Native Platform 💸Up to £110,000 per annum plus bonus plus stock 🏠Central London office 🖱️Golang, Rust, C, Kubernetes, Linux, Cloud Native, Distributed systems... Are you a Senior Software Engineer with extensive knowledge of building distributedsystems? Looking to join a company who are solving genuine problems that … provider🌳 What they're looking for in a Senior Software Engineer: Tech agnostic but preferable experience working with Golang, Rust, C/C++ or Java. In-depth knowledge of distributedsystems, building solutions at scale where performance, reliability and availability are key considerations. Experience working on software infrastructure or building Cloud native software using Kubernetes Understanding of systems … network programming - that's a plus... but definitely not needed! If this sounds like you, feel free to apply and I can run through more details! Senior Software Engineer | DistributedSystems | Sustainable Cloud Native Platform More ❯
Lead Software Engineer | DistributedSystems | Sustainable Cloud Native Platform 💸Up to £130,000 per annum plus bonus plus stock 🏠Central London office 🖱️Golang, Rust, C, Kubernetes, Linux, Cloud Native, Distributed systems... Are you a Lead Software Engineer with extensive knowledge of building distributedsystems? Looking to join a company who are solving genuine problems that … they're looking for in a Lead Software Engineer: Tech agnostic but preferable experience working with Golang, Rust, Java and/or C/C++. In-depth knowledge of distributedsystems, building solutions at scale where performance, reliability and availability are key considerations. Confident in leading the definition and creation of solutions from 0-1, solving ambiguous and … complex challenges. Experience working on software infrastructure or building Cloud native software using Kubernetes. Understanding of systems design and Open Source components. If you have knowledge of building virtual machines - Virtual servers, virtual networking or network programming - that's a plus... but definitely not needed! If this sounds like you, feel free to apply and I can run through More ❯
london (city of london), south east england, united kingdom
Burns Sheehan
Lead Software Engineer | DistributedSystems | Sustainable Cloud Native Platform 💸Up to £130,000 per annum plus bonus plus stock 🏠Central London office 🖱️Golang, Rust, C, Kubernetes, Linux, Cloud Native, Distributed systems... Are you a Lead Software Engineer with extensive knowledge of building distributedsystems? Looking to join a company who are solving genuine problems that … they're looking for in a Lead Software Engineer: Tech agnostic but preferable experience working with Golang, Rust, Java and/or C/C++. In-depth knowledge of distributedsystems, building solutions at scale where performance, reliability and availability are key considerations. Confident in leading the definition and creation of solutions from 0-1, solving ambiguous and … complex challenges. Experience working on software infrastructure or building Cloud native software using Kubernetes. Understanding of systems design and Open Source components. If you have knowledge of building virtual machines - Virtual servers, virtual networking or network programming - that's a plus... but definitely not needed! If this sounds like you, feel free to apply and I can run through More ❯
Principal Software Engineer (Golang | DistributedSystems) London – On-site Up to £170,000 base + 25% bonus + excellent benefits Permanent I’m partnered with a high-growth technology company building a world-class data and services platform that processes tens of billions of monthly requests — powering real-time insights for millions of users globally. They’re hiring … a Principal Software Engineer (Golang) to join their London engineering team as a hands-on technical leader — driving architectural direction, mentoring engineers, and solving complex distributedsystems challenges at scale. The Opportunity Architect and scale high-throughput, event-driven systems built in Go Lead the evolution of real-time APIs and data platforms handling billions of requests … They’re Looking For 8+ years’ backend engineering experience, ideally at Staff/Principal/Tech Lead level Expert-level proficiency with Golang in production Proven track record designing distributedsystems and event-driven architectures (Kafka, RabbitMQ, WebSockets) Deep understanding of PostgreSQL , Redis , and high-performance data systems Strong DevOps mindset — CI/CD, infrastructure as code More ❯
london (city of london), south east england, united kingdom
Orbis Group
Principal Software Engineer (Golang | DistributedSystems) London – On-site Up to £170,000 base + 25% bonus + excellent benefits Permanent I’m partnered with a high-growth technology company building a world-class data and services platform that processes tens of billions of monthly requests — powering real-time insights for millions of users globally. They’re hiring … a Principal Software Engineer (Golang) to join their London engineering team as a hands-on technical leader — driving architectural direction, mentoring engineers, and solving complex distributedsystems challenges at scale. The Opportunity Architect and scale high-throughput, event-driven systems built in Go Lead the evolution of real-time APIs and data platforms handling billions of requests … They’re Looking For 8+ years’ backend engineering experience, ideally at Staff/Principal/Tech Lead level Expert-level proficiency with Golang in production Proven track record designing distributedsystems and event-driven architectures (Kafka, RabbitMQ, WebSockets) Deep understanding of PostgreSQL , Redis , and high-performance data systems Strong DevOps mindset — CI/CD, infrastructure as code More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Hunter Bond
Role: DistributedSystems Software Engineer - Up to £190k + Bonus Salary: Up to £190k + Bonus Location: London (Hybrid) Skills: Language agnostic, just need to be a keen technologist (Ideally experienced in Rust, Python or C++) This firm is an elite company with high tech standards who have previously set tech world records. They are made up of … to the limits. They’ll find the best team to suit your skillset/interests but you could be working on: • Designing and developing scalable, tested and production grade distributedsystems • R&D work for functional programming; either pre-existing languages (such as Rust and Erlang), or purpose-built languages similar to OCaml • Building out Machine Learning Infrastructure More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
Hunter Bond
Role: DistributedSystems Software Engineer - Up to £190k + Bonus Salary: Up to £190k + Bonus Location: London (Hybrid) Skills: Language agnostic, just need to be a keen technologist (Ideally experienced in Rust, Python or C++) This firm is an elite company with high tech standards who have previously set tech world records. They are made up of … to the limits. They’ll find the best team to suit your skillset/interests but you could be working on: • Designing and developing scalable, tested and production grade distributedsystems • R&D work for functional programming; either pre-existing languages (such as Rust and Erlang), or purpose-built languages similar to OCaml • Building out Machine Learning Infrastructure More ❯
not ticket-ticking. You’ll improve scalability, evolve architecture, and still ship. I like that balance. Less pontificating, more building. What you’ll do Design and build reliable, scalable systems that hold up under load. Lead on architecture decisions. Pick the right pattern for the problem. Mentor engineers. Model high-quality code and thoughtful reviews. Ship usable product. Measure … impact. Iterate quickly. What you’ll bring Senior to Staff-level experience building distributedsystems at scale. Strong technical depth across backend and either frontend or data. Pragmatic problem solving. You know when to go simple and when to go deep. A genuine interest in tech that helps people. I think that matters here. Package and ways of … to share the full brief and talk through fit. Senior Software Engineer London, Staff Software Engineer, Principal Engineer, Fintech jobs London, Python, TypeScript, React, Svelte, PostgreSQL, Snowflake, AWS, scalable systems, distributedsystems, hybrid jobs London #hiring #softwareengineering #seniorsoftwareengineer #principalengineer #staffengineer #fintech #londonjobs #python #react #typescript #aws #postgresql #snowflake #careers More ❯
london (city of london), south east england, united kingdom
Austin Werner
not ticket-ticking. You’ll improve scalability, evolve architecture, and still ship. I like that balance. Less pontificating, more building. What you’ll do Design and build reliable, scalable systems that hold up under load. Lead on architecture decisions. Pick the right pattern for the problem. Mentor engineers. Model high-quality code and thoughtful reviews. Ship usable product. Measure … impact. Iterate quickly. What you’ll bring Senior to Staff-level experience building distributedsystems at scale. Strong technical depth across backend and either frontend or data. Pragmatic problem solving. You know when to go simple and when to go deep. A genuine interest in tech that helps people. I think that matters here. Package and ways of … to share the full brief and talk through fit. Senior Software Engineer London, Staff Software Engineer, Principal Engineer, Fintech jobs London, Python, TypeScript, React, Svelte, PostgreSQL, Snowflake, AWS, scalable systems, distributedsystems, hybrid jobs London #hiring #softwareengineering #seniorsoftwareengineer #principalengineer #staffengineer #fintech #londonjobs #python #react #typescript #aws #postgresql #snowflake #careers More ❯
uptime for global supply chains, and scales seamlessly as we grow from millions to billions of tracking events. Think massive scale meets cutting-edge innovation. You'll be designing distributedsystems that process location and temperature data from every corner of the globe, building APIs that power logistics decisions worth millions of dollars, and creating the rock-solid … Our breakthrough technology is already transforming how companies track and manage their shipments globally, and we're just getting started. Responsibilities Infrastructure & Scalability Design and build highly scalable backend systems that handle millions of concurrent IoT device connections Architect data pipelines that process massive streams of location, temperature, and sensor data in real-time Develop robust APIs that power … both our customer platform and third-party integrations Ensure our infrastructure can scale seamlessly from startup to enterprise-level traffic Mission-Critical Reliability Build fault-tolerant systems with comprehensive monitoring, alerting, and automated recovery Implement security best practices for handling sensitive logistics and tracking data Design disaster recovery and business continuity solutions for 24/7 global operations Optimize More ❯
london (city of london), south east england, united kingdom
Reelables
uptime for global supply chains, and scales seamlessly as we grow from millions to billions of tracking events. Think massive scale meets cutting-edge innovation. You'll be designing distributedsystems that process location and temperature data from every corner of the globe, building APIs that power logistics decisions worth millions of dollars, and creating the rock-solid … Our breakthrough technology is already transforming how companies track and manage their shipments globally, and we're just getting started. Responsibilities Infrastructure & Scalability Design and build highly scalable backend systems that handle millions of concurrent IoT device connections Architect data pipelines that process massive streams of location, temperature, and sensor data in real-time Develop robust APIs that power … both our customer platform and third-party integrations Ensure our infrastructure can scale seamlessly from startup to enterprise-level traffic Mission-Critical Reliability Build fault-tolerant systems with comprehensive monitoring, alerting, and automated recovery Implement security best practices for handling sensitive logistics and tracking data Design disaster recovery and business continuity solutions for 24/7 global operations Optimize More ❯
Systems Software Engineer (Python) Are you a top-tier Software Engineer with a passion for high-performance systems and a knack for solving complex infrastructure challenges? We are seeking an elite developer to join a rapidly growing, highly respected HFT company that operates at the cutting edge of its industry. This isn't a typical infrastructure support role. … who thrive on tackling difficult OS-level problems. The role You will be a core member of an infrastructure engineering team, focusing on developing, maintaining, and scaling the critical systems that power operations. Your primary tool will be Python, used to build robust, high-availability solutions that support their technology ecosystem. What We're Looking For: We are specifically … targeting engineers who possess a world-class blend of software development and systems knowledge: Python is essential, including building production-grade, highly reliable systems. A comprehensive understanding of the Linux operating system, including its internals, performance tuning, and low-level functionalities. Strong knowledge of networking concepts (TCP/IP, routing, load balancing, etc.) and experience troubleshooting and optimising network More ❯
ll do: 💻 Develop and maintain scalable, data-driven applications in Java 🛠️ Lead on requirements, design workshops, and solutioning 🤝 Mentor junior engineers and share best practices ☁️ Implement & optimise microservices and distributedsystems on GCP (GKE, PubSub, BigQuery, Dataflow) using Docker & Kubernetes 🔄 Build and manage efficient data pipelines with streaming tech + relational/NoSQL databases ✅ Ensure high quality through … and Git 🕵️ Troubleshoot, propose improvements, and stay ahead of emerging technologies 💡 What you’ll bring: 🔑 Strong Java & OOP experience 📊 Background in data platforms, frameworks & streaming technologies 🧩 Familiarity with microservices & distributedsystems ☁️ Exposure to GCP (GKE, PubSub, BigQuery) 🗄️ Experience with relational/NoSQL databases 🐳 Proficiency with Docker & Kubernetes 🔄 Solid understanding of engineering best practices (CI/CD, Git, testing More ❯
london (city of london), south east england, united kingdom
Arrows
ll do: 💻 Develop and maintain scalable, data-driven applications in Java 🛠️ Lead on requirements, design workshops, and solutioning 🤝 Mentor junior engineers and share best practices ☁️ Implement & optimise microservices and distributedsystems on GCP (GKE, PubSub, BigQuery, Dataflow) using Docker & Kubernetes 🔄 Build and manage efficient data pipelines with streaming tech + relational/NoSQL databases ✅ Ensure high quality through … and Git 🕵️ Troubleshoot, propose improvements, and stay ahead of emerging technologies 💡 What you’ll bring: 🔑 Strong Java & OOP experience 📊 Background in data platforms, frameworks & streaming technologies 🧩 Familiarity with microservices & distributedsystems ☁️ Exposure to GCP (GKE, PubSub, BigQuery) 🗄️ Experience with relational/NoSQL databases 🐳 Proficiency with Docker & Kubernetes 🔄 Solid understanding of engineering best practices (CI/CD, Git, testing More ❯
than Series B +. What you’ll do → Scale a high-traffic SaaS platform, improving reliability, latency and fault tolerance → Lead platform architecture for cloud-native (AWS/GCP) distributedsystems → Collaborate with product and data teams to deliver AI-driven analytics and new features → Optimise infrastructure with DevOps for cost, performance and resiliency → Mentor engineers, raising the … years backend or full-stack engineering experience ✔ 3+ years in a technical leadership or architecture role ✔ Proven track record scaling SaaS or other high-traffic platforms ✔ Deep knowledge of distributedsystems (microservices, queues, caching) ✔ Strong experience with Python or Go ✔ Cloud-native architecture expertise (AWS or GCP) Why join? → Shape the future of a globally used platform → Work More ❯
london (city of london), south east england, united kingdom
Curated
than Series B +. What you’ll do → Scale a high-traffic SaaS platform, improving reliability, latency and fault tolerance → Lead platform architecture for cloud-native (AWS/GCP) distributedsystems → Collaborate with product and data teams to deliver AI-driven analytics and new features → Optimise infrastructure with DevOps for cost, performance and resiliency → Mentor engineers, raising the … years backend or full-stack engineering experience ✔ 3+ years in a technical leadership or architecture role ✔ Proven track record scaling SaaS or other high-traffic platforms ✔ Deep knowledge of distributedsystems (microservices, queues, caching) ✔ Strong experience with Python or Go ✔ Cloud-native architecture expertise (AWS or GCP) Why join? → Shape the future of a globally used platform → Work More ❯
looking for a Founding Engineer to join the team in central London. This is a unique opportunity to help build a transformative new platform at the intersection of software systems, automation, and intelligent infrastructure. Founded by leading academics and proven entrepreneurs , the business is backed by top-tier investors and is solving complex technical problems that demand creativity, rigour … and ambition. The Role Build and own core systems and architecture from the ground up Work closely with the founding team on product direction and technical strategy Make key decisions across the full stack — from infrastructure to user-facing elements Contribute to the early engineering culture, processes, and hiring Ideal Background Experience building complex systems in a startup … high-growth tech environment Strong computer science fundamentals; comfortable working across multiple layers of the stack Demonstrated ability to operate in fast-moving, ambiguous environments Bonus: familiarity with compilers, distributedsystems, systems design, or programming languages theory Offer £180,000 base salary Significant equity in a high-potential startup London-based, full-time — onsite collaboration with a More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Thurn Partners
C++ Engineer – Core Trading Systems This role offers the opportunity to work on systems where nanoseconds matter, reliability is critical, and engineering excellence directly drives performance in global markets. The organisation is a leading quantitative investment firm powered by research, technology, and data. Independent investment teams operate on a shared foundation: a proprietary, state-of-the-art trading … a small team of world-class engineers, owning problems end-to-end and deploying solutions with immediate firmwide impact. The scope includes both greenfield development and scaling of existing systems, with exposure to every part of the business, from trading and research to operations and risk. Responsibilities: Design and optimise critical components of the trading platform, including exchange and … Candidate Profile: Expertise in modern C++ (C++17/20), with deep understanding of performance-critical programming and memory management. Strong computer science fundamentals, including algorithms, data structures, concurrency, operating systems, and networking. Experience with distributedsystems, low-latency environments, or other high-performance domains (finance background not required). Familiarity with Python is a plus. Intellectual curiosity More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
Thurn Partners
C++ Engineer – Core Trading Systems This role offers the opportunity to work on systems where nanoseconds matter, reliability is critical, and engineering excellence directly drives performance in global markets. The organisation is a leading quantitative investment firm powered by research, technology, and data. Independent investment teams operate on a shared foundation: a proprietary, state-of-the-art trading … a small team of world-class engineers, owning problems end-to-end and deploying solutions with immediate firmwide impact. The scope includes both greenfield development and scaling of existing systems, with exposure to every part of the business, from trading and research to operations and risk. Responsibilities: Design and optimise critical components of the trading platform, including exchange and … Candidate Profile: Expertise in modern C++ (C++17/20), with deep understanding of performance-critical programming and memory management. Strong computer science fundamentals, including algorithms, data structures, concurrency, operating systems, and networking. Experience with distributedsystems, low-latency environments, or other high-performance domains (finance background not required). Familiarity with Python is a plus. Intellectual curiosity More ❯
/day (Inside IR35) – Hybrid (2x a week - London) – 6 month contract Our client is seeking a Senior Java Developer who is passionate about clean code, cloud-native systems, and building technology that makes a real impact. This is a unique opportunity to work in an agile, high-ownership engineering culture. What You'll Be Doing: Build and scale … design, and infrastructure Troubleshoot complex issues and help ensure system reliability and performance What You’ll Bring: Strong backend engineering experience, especially in Java and Spring Deep understanding of distributedsystems and microservices Hands-on experience with AWS , Kubernetes , Docker , and Terraform Familiarity with CI/CD pipelines and testing best practices Solid SQL and relational database skills More ❯
london (city of london), south east england, united kingdom
Arrows
/day (Inside IR35) – Hybrid (2x a week - London) – 6 month contract Our client is seeking a Senior Java Developer who is passionate about clean code, cloud-native systems, and building technology that makes a real impact. This is a unique opportunity to work in an agile, high-ownership engineering culture. What You'll Be Doing: Build and scale … design, and infrastructure Troubleshoot complex issues and help ensure system reliability and performance What You’ll Bring: Strong backend engineering experience, especially in Java and Spring Deep understanding of distributedsystems and microservices Hands-on experience with AWS , Kubernetes , Docker , and Terraform Familiarity with CI/CD pipelines and testing best practices Solid SQL and relational database skills More ❯
City of London, London, United Kingdom Hybrid / WFH Options
NonStop Consulting
On-site) Location: London, UK Type: Full-time | Permanent Salary: Competitive + equity + benefits Are you a seasoned Rust Engineer with a passion for building high-performance, reliable systems? We’re looking for an experienced Senior Rust Engineer to join our London team and take ownership of critical backend components that power our next-generation platform. What You … ll Do Architect, design, and implement core systems in Rust Lead by example — write clean, efficient, and idiomatic Rust code Mentor junior and mid-level engineers, sharing best practices in systems design and Rust development Collaborate with cross-functional teams to deliver scalable, secure, and fault-tolerant applications Drive performance tuning, code reviews, and architectural improvements across the … stack What We’re Looking For 5–8+ years of professional software engineering experience 3–5+ years of hands-on experience with Rust in production environments Strong understanding of systems programming , concurrency , networking , and low-level performance optimisation Experience with microservices , distributedsystems , or blockchain technologies is highly desirable Familiarity with Linux systems , CI/CD More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
NonStop Consulting
On-site) Location: London, UK Type: Full-time | Permanent Salary: Competitive + equity + benefits Are you a seasoned Rust Engineer with a passion for building high-performance, reliable systems? We’re looking for an experienced Senior Rust Engineer to join our London team and take ownership of critical backend components that power our next-generation platform. What You … ll Do Architect, design, and implement core systems in Rust Lead by example — write clean, efficient, and idiomatic Rust code Mentor junior and mid-level engineers, sharing best practices in systems design and Rust development Collaborate with cross-functional teams to deliver scalable, secure, and fault-tolerant applications Drive performance tuning, code reviews, and architectural improvements across the … stack What We’re Looking For 5–8+ years of professional software engineering experience 3–5+ years of hands-on experience with Rust in production environments Strong understanding of systems programming , concurrency , networking , and low-level performance optimisation Experience with microservices , distributedsystems , or blockchain technologies is highly desirable Familiarity with Linux systems , CI/CD More ❯
to-end ownership + product influence 🌍 Flexible location (London/Athens hubs) Key Responsibilities Architect and implement the backend platform for data processing, search, and advanced reasoning Design scalable systems and APIs for data-intensive, low-latency workflows Optimize database interactions for high-speed visual search and reasoning Manage cloud infrastructure (compute, networking, storage, security, observability) Set up CI … first approach: asking “why,” not just “how” What You’ll Need Essential Skills Startup Mindset: Bias for action, ownership, comfort with ambiguity Backend Development: Python (FastAPI, Flask) + microservices DistributedSystems: Scaling high-volume data systems Cloud: AWS/GCP/Azure (ECS/EKS, S3, Lambda, IAM or similar) Databases: PostgreSQL + strong data modeling Containers … Vector search (Pinecone, pgvector, Weaviate, Qdrant etc.) Video ingestion pipelines & codecs 💡Don’t worry if you haven’t used these exact tools. If you’ve built and scaled similar systems, we’d love to hear from you. Next Steps Apply here or email us at jobs@inferity.ai with your CV, GitHub, or just a note on why this role More ❯