1 to 25 of 174 Permanent Distributed Systems Jobs in Central London

Job Title: Software Engineer (Distributed Systems & ML Infrastructure) Client: Elite Tech Firm Salary: Up to £220k Base + Industry-Leading Bonus Location: London (Hybrid) Sells: Work on next-gen distributed systems and ML infrastructure, take ownership of multiple greenfield builds, zero bureaucracy, a genuinely collaborative culture, stunning offices, and dedicated time for personal projects every Friday … An Elite FinTech firm is expanding its world-class engineering team and looking for exceptional Software Engineers who thrive on solving complex distributed problems at scale. You’ll be joining an elite group of engineers (alumni of NUS/McGill/MIT/Oxford) who have previously built systems at Meta, Twitter, Citadel, Ubisoft, and Jane Street ! This … environment offers unlimited tech resources , total engineering autonomy, and a culture that genuinely celebrates innovation and curiosity. Role Design and build high-performance, distributed systems for large-scale ML infrastructure Drive best practices in software architecture, testing, and scalability Lead and collaborate on multiple greenfield initiatives focused on performance, reliability, and scale Skills Open to all experience levels More ❯

Senior Software Engineer | Distributed Systems | 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 distributed systems? 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 distributed systems, 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 | Distributed Systems | Sustainable Cloud Native Platform More ❯

Lead Software Engineer | Distributed Systems | 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 distributed systems? 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 distributed systems, 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 ❯

to help design and evolve internal compute frameworks that underpin their trading and research platforms. This is a high-impact role, working at the intersection of software engineering and distributed systems, with the opportunity to build scalable tools and frameworks used across the business. What you ll do: Design, develop, and maintain performant, reliable frameworks and services in … Python Build productivity tools and platforms that streamline workflows across investment and technology teams Contribute to code reviews and best practices, improving overall development quality Work across distributed systems, containers, and automation pipelines to deliver scalable solutions What we re looking for: 6+ years professional software development experience Strong proficiency in high-performance Python (deep ecosystem knowledge and … best practices) Experience with at least one JVM language (Java, Kotlin, Scala) is an advantage Background in distributed systems and large-scale compute frameworks Familiarity with Docker, Kubernetes, Linux environments, and CI/CD automation This role offers the chance to work on complex technical challenges at scale, with direct impact on high-performance computing platforms. If you More ❯

Java Software Engineer About us: AI-driven cybersecurity company based in London, building next-generation defence systems that help organisations detect, prevent, and respond to emerging threats in real time. Our platform leverages advanced machine learning, distributed systems, and secure cloud architectures to protect millions of users worldwide. As we scale, we’re looking for talented Java … DevOps engineers, and product teams to deliver secure, scalable, and high-performance services. What You’ll Do: Develop and maintain Java-based microservices using Spring Boot Build highly available, distributed systems for real-time threat intelligence Collaborate on architecture, API design, and system optimisation Implement secure coding practices and contribute to our cybersecurity standards Work in a cloud … reliable, enterprise-grade features What We’re Looking For: Strong commercial experience with Java 11+ Expertise in Spring Boot, Spring Cloud, and RESTful API development Experience building microservices in distributed systems Understanding of cloud platforms (AWS/GCP/Azure) Familiarity with Docker, Kubernetes, or similar container technologies Knowledge of security principles or an interest in cybersecurity Bonus 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 distributed systems 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, distributed systems, hybrid jobs London #hiring #softwareengineering #seniorsoftwareengineer #principalengineer #staffengineer #fintech #londonjobs #python #react #typescript #aws #postgresql #snowflake #careers More ❯

deep understanding of its ecosystems and best practices. Prior experience with at least one JVM-based language such as Java, Kotlin, or Scala is a plus. Solid understanding of distributed systems principles and experience working with distributed architectures. Experience with containerization technologies (e.g., Docker, Kubernetes). Experience working in a Linux environment, using version control. Experience with More ❯

Software Engineer to join a flagship team delivering a next-generation, high-performance derivatives risk platform . This is a mission-critical front-office role working on real-time distributed systems with exceptional technical standards. You’ll be part of a high-calibre team solving complex engineering challenges and shaping the future of risk technology across capital markets. … languages: C#, Python, Rust Front end: JavaScript/TypeScript/Angular/RX JS Infrastructure: Kubernetes, containers, DevOps, CI/CD Emerging tech: WebAssembly, AI integration, and AI frameworks Systems: Cross-platform, distributed, scalable real-time environments This is a genuine technologist’s role — building critical software that combines engineering precision, scalability, and innovation. What We’re Looking … For Very strong expertise in one of C#, Python or Java , ideally with working knowledge of another. Rust very desirable Proven experience designing and developing complex, distributed, real-time systems . Deep understanding of software architecture, concurrency, performance optimisation , and system reliability . Demonstrable front-end engineering experience using JavaScript, TypeScript, Angular or React Familiarity with containerisation (Kubernetes More ❯

elite investors, this small team is already delivering to paying enterprise clients — and scaling fast. 🧩 The Role As a Senior Backend Engineer , you’ll take ownership of core backend systems powering an advanced AI platform that integrates production-ready LLMs and agentic systems. You’ll architect scalable backend services, build RAG pipelines, and integrate AI components into distributed systems that enable real-world, production-scale AI deployment . 🔧 What You’ll Do Architect and develop backend systems (Python, FastAPI, Flask, NodeJS) Design and implement RAG pipelines (LangChain, Qdrant, embeddings) Build ETL & CI/CD workflows (Airflow, dbt, MLFlow) Integrate AI/LLM components into backend services Ensure reliability, scalability, and maintainability across systems Collaborate … with a small, elite team of engineers and AI researchers 💼 About You 4+ years of backend experience (Python, distributed systems, async APIs) Proven experience integrating AI or LLM systems (LangChain, vector DBs, etc.) Hands-on with some of Airflow, dbt, MLFlow, ETL, and CI/CD workflows Experience in early-stage startup environments — self-starter mindset Excited More ❯

robust, fault-tolerant Elixir applications using Phoenix and OTP AI engineering : Designing and implementing sophisticated AI pipelines, managing model interactions, and optimizing AI response handling AI system integration : Architecting systems that interface with multiple AI services and models efficiently, including prompt engineering and context management Data management : Implementing advanced data storage, retrieval, and processing systems to handle large … Deep understanding of Phoenix and the broader Elixir ecosystem Functional programming proficiency : Strong grasp of functional programming principles and patterns OTP knowledge : Experience with OTP supervision trees, GenServers, and distributed Erlang applications Database expertise : Strong PostgreSQL skills with experience optimizing complex queries AI-assisted development: Experience using modern AI coding tools (Cursor, Claude Code, GitHub Copilot, or similar) to … accelerate development Fullstack mindset: Comfortable working across the entire stack and excited to own features end-to-end Distributed systems understanding : Knowledge of building reliable distributed systems Mindset Over Tenure : We're more interested in your technical abilities, adaptability, ambition, and hunger to learn than a specific number of years of experience Hustle & Autonomy : You thrive More ❯

/Golang) 📍 London - Hybrid (3 days onsite) 💰 Up to £150,000 base + 25% bonus + equity We’re building the next generation of real-time, low-latency data systems - processing billions of transactions globally. This is a hands-on Staff Engineer role where you’ll take on complex challenges in distributed, event-driven architecture, focusing on scale … performance, and reliability. Why You’ll Love It Build and optimise real-time distributed systems at a global scale Lead deep dives into latency, throughput, and observability Stay close to the code while shaping architecture and direction Be part of an engineering-led culture with standout benefits: Full private health insurance Extended maternity and paternity leave In-office … meals Work remotely from anywhere for one month each year What We’re Looking For Strong coding skills in Python, Rust, C++ or Go Experience with high-performance or distributed systems Familiarity with Kubernetes, Kafka, AWS, Terraform, and CI/CD A collaborative engineer who enjoys solving complex problems and learning new domains Compensation: Up to More ❯

real time, delivering personalised digital experiences for millions of end users across multiple channels. As Tech Lead, you’ll guide the design and delivery of the platform’s core systems while staying hands-on with code. You’ll work closely with the founders and senior engineers, helping the team make good technical decisions and keeping the system fast, reliable … unblocking the team. You’ll take on challenges like: • Scaling real-time event ingestion to millions of requests per second • Building production LLM pipelines, retrieval layers and content-generation systems • Designing privacy-first behavioural analytics and attribution • Optimising distributed systems for performance, cost and reliability Tech stack includes: Frontend: React, Next.js, TypeScript Backend: Golang, Python, Kafka, Redis … BigQuery, Postgres Infra: AWS, Vercel, Pulumi, GitHub Actions A note on Go experience Go experience is ideal but not required . If you’ve built distributed systems at scale in a strongly typed, compiled language - Rust, Kotlin, Java, Scala, C++, or similar - you’ll ramp up quickly here. What matters is your judgement around system design, concurrency, reliability More ❯

We are looking for Software Engineers to join our partner company! You will play a key role in building next-generation infrastructure and AI systems that accelerate innovation across industries such as aerospace, healthcare, and energy — fields still limited by outdated, manual processes. This is not a traditional engineering role. It’s a chance to join an early-stage … investors, our partner company is scaling fast and looking for exceptional builders who thrive on ownership, speed, and purpose. What You’ll Do Design and develop production-grade APIs, distributed systems, and backend services using Python, TypeScript, Go, Rust, or similar technologies. Design and ship backend systems from day one — scalable architectures, APIs, and AI-powered tools. … You Are Minimum 2 years of professional experience as a Software, Backend, or AI Engineer. Proven track record of building and shipping production-ready systems. Hands-on experience with distributed systems, APIs, databases, and cloud infrastructure. Familiarity with LLMs, LangChain, RAG, or fine-tuning techniques (SFT/RL). Strong problem-solving and debugging abilities with a proactive 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 ❯

source, AI-native "Thin Ledger"—set to replace legacy infrastructure at Tier 1 banks. We're looking for a Principal Platform Engineer to drive the infrastructure behind mission-critical systems: think active-active, five-nines uptime, and real-time observability at global scale. What You'll Do: Own platform architecture for our next-gen ledger infrastructure Scale multi-region … Kubernetes environments across cloud & on-prem Harden distributed systems (Kafka, Redis, CockroachDB) for global banking workloads Lead our AI-powered SRE approach: observability, remediation, and auto-response Enforce zero-trust, multi-tenant security and compliance (SOC2, ISO 27001) Define IaC foundations (Terraform, GitOps, Helm) What We're Looking For: Expert with Kubernetes and Distributed Systems Experience … currently hands on (not someone primarily focused on strategy & people management) Passion for open-source, clean architecture Software Development experience (Bonus points for Go(Golang)) Bonus: background in financial systems, core banking, or regulated infra Why join: Huge ownership: build core infra from scratch. Work with a high-caliber team, fast-paced and product-minded founders who have worked More ❯

Staff Software Engineer – Platform – Own the strategy to support massive expansion Up to £170,000 plus benefits London Office – 4 days a week Golang, AWS/GCP, Kubernetes, Distributed Systems Staff Software Engineer - We’re working with a high-growth payments business that has disrupted the market to become a major player in Europe. With over … in cloud platforms (AWS or GCP) and deep knowledge of Kubernetes — ideally including the ability to build operators. Strong coding skills in Golang, Java, or C#, with experience in distributed systems. Demonstrated leadership across multiple squads and technical roadmaps. Expertise in operational excellence: observability, reliability, automation. This is an outstanding opportunity for a Staff Software Engineer join a rapidly … chat. Staff Software Engineer – Platform – Own the strategy to support massive expansion Up to £170,000 plus benefits London Office – 4 days a week Golang, AWS/GCP, Kubernetes, Distributed Systems More ❯

infrastructure. This team acts as the bridge between research and full-scale production—taking state-of-the-art ML and generative AI models and transforming them into robust, scalable systems that support AI-driven features used by millions. The ML Platform team owns the AI pipeline end to end, from early research prototypes to production-grade deployments. The role … and enabling seamless AI experiences across multiple products. This position requires a blend of deep technical expertise and people-focused leadership. The manager will drive architectural decisions for complex distributed systems while mentoring and developing the engineering team. Success in this role means delivering reliable, scalable AI infrastructure that supports rapid innovation in a fast-moving environment. Your … Skills and Experience 6+ years of experience in backend systems, with 1–3 years in engineering management or strong technical leadership roles Proven ability to design, build, and scale platform systems, owning complex projects from architecture to production Strong experience with cloud-based distributed systems, including architectural decision-making, deployment strategies, and operational excellence Advanced backend More ❯

and sell GPU compute as a commodity, enabling access to high-performance compute resources in real time. The business is founded and supported by world-class experts in trading systems, distributed infrastructure, and deep tech. They are now looking for an exceptional engineer to join the founding team - someone who’s ready to take ownership, shape the platform … it yourself. A strong academic background - ideally in Computer Science, Mathematics, or a related discipline from a top university Python (core language) Kubernetes, AWS/GCP, and cloud-native systems Typescript (for frontend or backend services) PostgreSQL and real-time data streaming Experience building high-performance, real-time, or distributed systems - ideally in fintech, trading, or infrastructure More ❯

Salary: £500k Plus Location: London The ideal candidate comes from a top-tier tech environment (FAANG, elite trading, hyperscale infra). They have experience building technology 0→1 , owning systems end-to-end, and working close to the metal. They will operate across everything from bare-metal Linux to modern build and observability stacks . Overview Join a core … stacks. Manage and enhance Kubernetes clusters, network configuration, and large-scale orchestration. Set observability standards; expand monitoring, alerting, and performance metrics across platforms. Analyze networking, kernel-level performance, and distributed systems—solving core challenges in a multi-petabyte, multi-cluster environment. Build Python tools for automation, reliability engineering, and performance analysis. Design highly distributed systems What … HPC compute pipelines, supporting ML/AI workflows at scale. Integration and continuous improvement of internal and open-source tools for automation and reliability. Strategic platform direction: shaping foundational systems for critical infrastructure in an elite trading environment. Team and Culture Small, autonomous Linux SRE team with direct ownership and impact. Collaborative engagement with quants, researchers, and trading experts More ❯

squads, shaping architecture, improving standards, and ensuring the platform meets the demands of mission-critical financial services clients. Responsibilities: Own architectural vision and technical roadmap Lead solution design across distributed systems and cloud environments Guide internal and external engineering teams (c.20-30 developers) Drive engineering standards, code quality, and delivery best practices Support scalability, resilience, and performance design … Required Skills: 8+ years in senior technical architectural/leadership roles Strong background in FinTech or Financial Services Strong software development experience across multiple languages (Java preferred) Expertise in distributed systems, microservices, and cloud-native architecture Deep experience with AWS/GCP Strong communicator able to influence technical direction Leadership qualities to manage and mentor teams Hands-on … mindset - able to review code and validate technical decisions Key characteristics You think in systems, trade-offs, and pragmatic delivery You raise engineering standards without being a blocker You thrive in complex, high-availability fintech environments London – 1 day per week onsite No visa sponsorship available More ❯

squads, shaping architecture, improving standards, and ensuring the platform meets the demands of mission-critical financial services clients. Responsibilities: Own architectural vision and technical roadmap Lead solution design across distributed systems and cloud environments Guide internal and external engineering teams (c.20-30 developers) Drive engineering standards, code quality, and delivery best practices Support scalability, resilience, and performance design … Required Skills: 8+ years in senior technical architectural/leadership roles Strong background in FinTech or Financial Services Strong software development experience across multiple languages (Java preferred) Expertise in distributed systems, microservices, and cloud-native architecture Deep experience with AWS/GCP Strong communicator able to influence technical direction Leadership qualities to manage and mentor teams Hands-on … mindset - able to review code and validate technical decisions Key characteristics You think in systems, trade-offs, and pragmatic delivery You raise engineering standards without being a blocker You thrive in complex, high-availability fintech environments London – 1 day per week onsite No visa sponsorship available More ❯

Staff Backend Engineer – AI/Platform/Distributed Systems | London | Hybrid I’m working with a rapidly scaling AI company that’s transforming how critical financial decisions are made, helping global organisations move faster, act smarter, and take on more risk with confidence. They’re building an AI-powered decision platform used across some of the world’s … to lead high-impact, cross-cutting initiatives across engineering. This is a deeply technical, high-influence role that spans architecture, scalability, and the next generation of AI integration within distributed systems. You’ll be responsible for: • Driving platform-wide technical strategy and architectural evolution • Leading cross-team engineering projects and mentoring senior engineers • Building scalable, resilient, and secure distributed systems • Shaping how generative AI is integrated into production workflows • Embedding engineering excellence and best practices across teams You’ll bring: • Proven experience designing large-scale, cloud-based systems (Python and Rust or Kotlin). • A track record of leading cross-functional initiatives with measurable business impact • A product mindset, you need to be able to balance More ❯

maintain high-performance backend services that process millions of transactions per day. You’ll work closely with our product, infrastructure, and data teams to deliver scalable, reliable, and secure systems that power our next generation of fintech products. What You’ll Do Design and develop distributed backend systems in Go (Golang) . Build APIs and microservices that … with global teams across time zones. What We’re Looking For 5+ years of experience in software development (with 3+ years in Golang preferred). Strong understanding of concurrency, distributed systems , and microservices architectures . Experience with REST/gRPC APIs , PostgreSQL , Kafka , or similar technologies. Familiarity with Docker , Kubernetes , and cloud platforms (AWS, GCP, or Azure). … Excellent problem-solving skills and a passion for clean, efficient code. Bonus: Experience in fintech , payments , or high-throughput systems . Why Join Us Work on systems that move billions of dollars daily. Competitive compensation and stock options. Flexible working arrangements – remote-first culture. Learning & development budget for conferences, courses, and certifications. Inclusive, diverse, and innovative engineering culture. More ❯

problems and build solutions that create real value. You think clearly and solve problems with a practical mindset. You can break down complex challenges and build end-to-end systems that work in the real world. You write strong code in Python or TypeScript. These are the languages they use every day. You take ownership. You’re comfortable driving … between 10–33%. Nice to Have (Not Essential): A degree in Computer Science Experience building ML or LLM-powered products Experience shipping React applications Experience with Spark or distributed systems Apply now or drop me a message if you’d like to hear more! Keywords: Forward Deployed Engineer, FDE, Software Engineer, Python, TypeScript, Data Engineer, ML Engineer … AI Engineer, Full Stack Engineer, LLM, Enterprise Data, Distributed Systems, Data Workflows, Product Engineering, Customer-Facing Engineer More ❯

We're building the infrastructure that makes autonomous AI safe for enterprise deployment. Not governance theatre. Not compliance checkboxes. Actual technical systems that can monitor, quantify, and govern AI agents operating with autonomy in production environments. If you've been following the trajectory from static models to agentic systems—and the corresponding explosion in risk surface area—you … an estimated 18-24 month competitive window before large incumbents build comparable capabilities to stay relevant. The Role As an Agentic Developer at governr, you'll build the core systems that monitor, analyse, and govern autonomous AI agents in production. This isn't traditional software engineering with well-worn patterns. You're designing architectures for problems that didn't … exist 18 months ago. You'll be responsible for: • Agent Monitoring Infrastructure : Build real-time systems that track agent behaviour across risk factors including agent-to-agent interactions, privilege escalation attempts, emergent capability detection, and behavioural drift from baseline parameters • Risk Assessment Engine : Design algorithms that quantify AI risk in financial terms (£X exposure), map behaviours to regulatory requirements More ❯