101 to 125 of 175 Distributed Systems Jobs in Central London

and software infrastructure that will power the future of manufacturing. You’ll be part of a multidisciplinary team working at the intersection of hardware and software designing scalable backend systems that connect thousands of machines, handle massive real-time data flows. What You’ll Do: Design, build, and scale backend systems using FastAPI and modern Python tooling. Architect … highly efficient systems to handle thousands of concurrent data streams from connected devices. Develop APIs for edge devices and integrate backend services with their frontend dashboards. Improve performance across databases, caching layers, and CI/CD pipelines. Collaborate with a world-class team of engineers and scientists to deliver innovative AI solutions for real manufacturing environments. About You: 3+ … years of experience building and deploying backend systems at scale. Strong proficiency in Python, FastAPI, Postgres, and SQLAlchemy. Familiar with distributed systems, cloud deployments, and tools like Redis, Celery, Sentry, and New Relic. Experience leading projects end-to-end in fast-paced environments A strong communicator and collaborative team player who enjoys solving complex problems. Passionate about More ❯

for a Principal Engineer (C# .NET) to help shape their engineering direction and drive technical excellence across their core platform. You’ll lead the development of their Bookable Services systems — the technology behind meeting room, desk, parking, and amenities bookings for major commercial real estate clients. It’s a hands-on, influential role where you’ll work closely with … the CTO and product leadership team to set the roadmap and mentor developers. What you’ll be doing Design, build, and maintain booking and analytics systems used by high-profile clients Champion engineering best practices, performance, and reliability Drive technical improvements and manage tech debt across systems Collaborate with other technical leads and senior stakeholders to align on … ll bring Strong experience delivering complex solutions with C# .NET, SQL, and MongoDB (or similar) Strong understanding of software and system design patterns Experience working with cloud-native (AWS) distributed systems TDD/BDD approach with a passion for clean, maintainable code Excellent communication skills and ability to influence technical direction Bonus: experience with React and TypeScript, or More ❯

to someone who enjoys working close to the system, solving complex problems, and shaping high-performance software. What you’ll be doing: Design, build, and optimise real-time backend systems capable of coordinating multiple automated workflows simultaneously. Write clean, performant services in Go choosing the right tools for each component and focusing on scalability, reliability and throughput. Develop software … high-throughput or performance-critical systems. A track record of taking projects from the ground up and scaling them successfully. Strong programming background in Go , with solid knowledge of distributed systems and event-driven architecture. Hands-on experience with Docker, Kubernetes , and message-based systems such as Kafka or NATS . Confident communicator who can bridge technical More ❯

Senior C++ Developer – Low-Latency Systems Location: London, UK Reports to: Chief Technology Officer (CTO) Company: [Confidential – Global FinTech/Trading Technology Firm] About the Company Our client is a leading provider of advanced technology, liquidity, and execution services within global financial markets. The firm delivers high-performance, low-latency trading infrastructure to institutional clients worldwide, combining deep market … defining the architecture, performance, and reliability of the firm’s next-generation low-latency trading platform. You will collaborate closely with senior developers, architects, and business stakeholders to ensure systems operate at microsecond-level performance with exceptional scalability and stability in demanding market conditions. Key Responsibilities Design, develop, and maintain high-performance C++ applications for real-time market data … reliability. Contribute to the architecture and design of new low-latency components and APIs. Collaborate with senior engineering leadership on technical strategy and system design. Profile, benchmark, and tune systems across network, kernel, and hardware layers. Integrate with liquidity providers, ECNs, and internal risk/pricing systems. Implement automated testing, monitoring, and deployment pipelines to support production stability. Key More ❯

major rebuild of its global trading platform - and the DevOps function is at the centre of that transformation. You’ll work at the intersection of infrastructure, automation, and trading systems, helping design and scale deployment frameworks that support thousands of real-time processes across global markets. This isn’t a maintenance role - it’s an opportunity to modernise the … runtime environments from the ground up. What you’ll be doing: Engineering and optimising CI/CD pipelines and container orchestration at scale Modernising Linux-based deployment and runtime systems used by trading and quant teams Automating everything - from developer tooling to monitoring and data pipelines Collaborating directly with traders, quants, and developers in a fast-paced, low-latency … environment What we’re looking for: 5+ years’ experience in DevOps, Systems, or Platform Engineering Deep knowledge of Linux, Python, and shell scripting Proven experience with Kubernetes, observability tooling, and CI/CD frameworks Strong grasp of distributed systems and performance tuning Trading, Crypto or Hedge Fund Experience Experience working in low-latency, high-frequency trading environments More ❯

faster decisions by uncovering meaningful connections in complex data. Role and responsibilities: Build and enhance core platform services using Scala and functional programming principles. Design, implement, and maintain scalable, distributed systems and microservices. Collaborate in agile teams alongside engineers, product owners, and designers. Work across the full software development lifecycle, from design to deployment. Contribute to continuous improvement More ❯

surveillance technology. Their mission is to protect investors, enhance transparency, and ensure compliance in some of the world's most dynamic markets. Trusted by regulators and institutions worldwide, their systems monitor over a trillion events every single day. They are now seeking a Senior Software Engineer to join the Algos Team. In this role, you'll design and develop … the integrity of global financial and crypto markets. 🔹 What you'll do Build and optimize real-time and batch surveillance algorithms Contribute to the design of scalable, low-latency systems Collaborate with quants, data scientists, and compliance experts Enhance and maintain a mission-critical global codebase 🔹 What they're looking for 5+ years' software engineering experience (3+ in financial … markets/algos) Strong coding skills in Java, Kotlin, C#, or C++ (Python a plus) Hands-on experience with real-time data processing & distributed systems Strong understanding of software engineering and system architecture A proactive problem-solver with excellent collaboration skills 🌍 Why Join? Fully remote role with global collaboration Work at the intersection of finance and crypto innovation More ❯

surveillance technology. Their mission is to protect investors, enhance transparency, and ensure compliance in some of the world's most dynamic markets. Trusted by regulators and institutions worldwide, their systems monitor over a trillion events every single day. They are now seeking a Senior Software Engineer to join the Algos Team. In this role, you'll design and develop … the integrity of global financial and crypto markets. 🔹 What you'll do Build and optimize real-time and batch surveillance algorithms Contribute to the design of scalable, low-latency systems Collaborate with quants, data scientists, and compliance experts Enhance and maintain a mission-critical global codebase 🔹 What they're looking for 5+ years' software engineering experience (3+ in financial … markets/algos) Strong coding skills in Java, Kotlin, C#, or C++ (Python a plus) Hands-on experience with real-time data processing & distributed systems Strong understanding of software engineering and system architecture A proactive problem-solver with excellent collaboration skills 🌍 Why Join? Fully remote role with global collaboration Work at the intersection of finance and crypto innovation More ❯

surveillance technology. Their mission is to protect investors, enhance transparency, and ensure compliance in some of the world's most dynamic markets. Trusted by regulators and institutions worldwide, their systems monitor over a trillion events every single day. They are now seeking a Senior Software Engineer to join the Algos Team. In this role, you'll design and develop … the integrity of global financial and crypto markets. 🔹 What you'll do Build and optimize real-time and batch surveillance algorithms Contribute to the design of scalable, low-latency systems Collaborate with quants, data scientists, and compliance experts Enhance and maintain a mission-critical global codebase 🔹 What they're looking for 5+ years' software engineering experience (3+ in financial … markets/algos) Strong coding skills in Java, Kotlin, C#, or C++ (Python a plus) Hands-on experience with real-time data processing & distributed systems Strong understanding of software engineering and system architecture A proactive problem-solver with excellent collaboration skills 🌍 Why Join? Fully remote role with global collaboration Work at the intersection of finance and crypto innovation More ❯

Scala Developer A leading Data & Analytics company seek a Scala Developer to build high-performance data systems that power real insight and innovation. What You’ll Do: Design, build, and optimise data pipelines and distributed systems in Scala. Collaborate with data scientists, engineers, and analysts to turn complex data challenges into elegant, scalable solutions. Work with modern … excellence, knowledge sharing, and continuous improvement. What We’re Looking For: Strong experience with Scala (and ideally the wider JVM ecosystem). Background in data engineering, backend development, or distributed systems. Familiarity with functional programming principles. A collaborative mindset and eagerness to work in a dynamic environment. What We Offer: A hybrid working model – 2 days per week in More ❯

entering a new phase of growth, with engineering at the core. The Opportunity As a Senior Engineer, you will play a key role in designing and delivering scalable, reliable systems that handle significant volumes of real-time data and transactions. You'll collaborate with product, data, and platform teams to deliver high-impact features that directly improve user financial … wellbeing. This is a hands-on role for an engineer who values clean architecture, measurable outcomes, and meaningful user impact. What You’ll Do: Design and implement distributed systems that are resilient, scalable, and secure. Own technical decision-making across architecture and implementation — selecting the right tools and patterns to meet evolving business needs. Collaborate cross-functionally with … work in a collaborative, engineering-led environment where autonomy, accountability, and thoughtful innovation are valued over process-heavy delivery. What You Bring Proven experience designing and delivering scalable backend systems in high-growth or high-load environments. Strong technical depth in backend development, with working knowledge of frontend frameworks or data infrastructure a plus. Demonstrated ability to lead by More ❯

replace legacy infrastructure at Tier 1 banks. We're looking for a Senior Engineer specialising in Go to contribute to v1 builds, define architecture, and ship mission-critical backend systems from scratch. What you’ll do: Design & scale a fault-tolerant ledger (Golang, Kafka, CockroachDB/YugabyteDB) Architect distributed, multi-region infra with five-nines reliability Contribute to … workflows & ops Self-motivated, problem-solving mindset; open to non-traditional backgrounds. You should have: Expert backend skill ideally in Golang, or Rust, Zig or C. Deep expereince building distributed systems from scratch. Experience in greenfield projects with high ownership. Motivated and excited to work with AI. Why join: Huge ownership: build core infra from scratch. Work with More ❯

ideal opportunity for a Data Engineer who has extensive experience working with Big Data technologies and Palantir Foundry. What You’ll Do: Build and deploy large-scale data processing systems, leveraging Big Data frameworks and cloud platforms. Champion code quality and maintainability through best practices and mentoring team members. Estimate technical effort and provide guidance on data architecture decisions. … Looking For: Proficiency in Java, Scala, or Python. Hands-on experience with cloud platforms (AWS, Azure, GCP) and data tools like Databricks. Strong knowledge of ETL/ELT pipelines, distributed systems, and SQL. Familiarity with CI/CD, automated testing, and performance tuning. Palantir Foundry experience is essential – we need someone who can hit the ground running with More ❯

onboarding and knowledge by building frameworks that automate agent training and incorporate conversational elements using reinforcement learning to continually refine performance. Does this sound like you? Love tackling tough systems problems with deep comp sci fundamentals (distributed systems, data flows, event-driven architectures) Have hacked, iterated, shipped and scaled production backends (Python/TypeScript preferred; AWS/ More ❯

projects) applying machine learning or AI techniques Strong programming skills in Python (e.g. PyTorch, TensorFlow, scikit-learn, pandas, NumPy) Familiarity with cloud platforms (AWS, Azure, or GCP) and basic distributed systems concepts Strong problem-solving mindset with a passion for building practical, scalable AI solutions Excellent teamwork and communication skills Full right to work in the UK (we More ❯

fintech. Profitable. Fast-growing. $100M+ annualised revenue. Backed by Tier-1 global banks and growth equity.The company has just completed a replatforming — moving from a legacy stack to a distributed, API-first Capital Platform. Now it’s entering the next phase: moving from good infrastructure to great execution — and unlocking 10x growth in the process. This role is the … performance, and principled trade-offs Raise the hiring bar — immediately adding 15–20 engineers for Q1 product launches Ensure engineering excellence and velocity become Liberis’ product advantage Tech stack Distributed microservices, API-first .NET/Python backend, Next.js frontend GCP + Azure across infrastructure and ML MLOps + AI tooling: Gemini, Claude, Co-pilot, Cursor, Langchain You You’ve … orgs look like — and how to build them. You lead 50–100+ engineers, but still have the technical range to challenge Staff+ Engineers on architecture. You’re fluent in distributed systems, real-time data pipelines, and modern CI/CD. You care about clean abstractions, performance, and craft. You’ve built in high-velocity, product-led environments — not More ❯

edge solutions across FX Spot, Forwards, and Pricing, with exposure to Rates and Cross-Asset projects further down the line. Key Responsibilities Design and develop ultra-low latency Java systems for electronic FX trading. Work closely with traders and quants to deliver performant pricing and hedging solutions. Lead components of system re-architecture and optimisation projects. Take ownership of … end-to-end performance, from network to JVM tuning. Contribute to a high-performing, globally distributed engineering team. Technical Environment Core Java, Aeron, lock-free/concurrent programming High-performance messaging, distributed systems, and low-latency design Real-time pricing, RFQ, and automated hedging systems What We’re Looking For Proven experience designing or building low … latency trading systems (FX or other asset classes). Deep understanding of Java performance tuning, GC optimisation, and threading models. Ability to discuss design decisions and architecture in depth. Front-office experience and a strong understanding of electronic trading workflows. Why Apply? Greenfield build, real technical ownership and impact. Highly technical front-office role with direct business interaction. Competitive More ❯

Software Engineer Role at Early-Stage Defence Startup: You’ll be part of a world-class engineering team solving high-impact technical challenges, from large-scale data systems to intelligent edge applications. If you’re driven by purpose, precision, and the opportunity to work on complex real-world problems, this is a chance to build technology that truly matters. … The Role As a Software Engineer , you’ll play a key part in designing, developing, and deploying software across a diverse technology stack. You’ll work on systems that combine data processing, real-time decision-making, and intuitive user interfaces — contributing to everything from backend infrastructure to field-deployed applications. You’ll collaborate with experts in AI, robotics, and … systems engineering, taking ownership from concept to deployment in an environment that rewards curiosity, autonomy, and excellence. What You’ll Do Design, build, and maintain high-performance systems in Python, C++ , or JavaScript Contribute to scalable backend services and real-time control software Develop clean, intuitive user interfaces for mission-critical tools Work closely with cross-functional teams More ❯

ll work with AI researchers, data scientists, and engineers to build scalable, high-performance AI systems. This is a hands-on role where you’ll write production code, design distributed architectures, and solve complex engineering challenges in large-scale, data-intensive environments. What You’ll Do Build and optimise Python systems for AI research, model training, and data … pipelines. Turn research models into efficient, production-ready solutions. Maintain distributed, high-performance services for training and inference. Apply best practices in testing, monitoring, and deployment. What They’re Looking For Strong academic background CompSci (ideally from a top global university) Work experience/internships in Trading, Big Tech, AI, etc. Strong Python skills Knowledge of distributed systems More ❯

Engineering Lead - Anti-Fraud Systems | Global Financial Technology | Hybrid We're partnering with a global financial asset manager on a key leadership hire - an Engineering Lead to spearhead the design, development, and modernization of cutting-edge transaction monitoring and fraud detection systems. This is a rare opportunity to lead a high-performing team and shape the future of fraud … engineers within the Anti-Fraud Engineering function, part of the company's wider Security, Fraud, and Financial Crime capability. You'll drive the delivery of scalable, secure, and intelligent systems that protect millions of global clients and their investments. Your leadership will blend hands-on technical direction with empathetic people management, ensuring the team grows in capability, confidence, and … team workflows. Provide mentorship, coaching, and career development support tailored to individual growth paths. Requirements: You're a technically strong, people-first leader with a passion for building impactful systems and developing high-performing teams. You thrive in a collaborative environment where innovation, security, and scalability matter equally. Proven experience as an Engineering Lead, Technical Lead, or Senior Engineer More ❯

This is a high-impact role at the intersection of ultra-low-latency engineering and quantitative finance, working shoulder-to-shoulder with quants, traders, and risk teams to deliver systems that operate at exceptional scale and performance. Role Architect and evolve high-throughput, low-latency services running across Linux-based distributed environments. Embed and optimise complex pricing models … within the firm’s core compute and risk frameworks. Build and enhance services across order management, trade/position systems, product reference data, and real-time market data pipelines. Work collaboratively with quantitative researchers, quant developers, and front-office stakeholders to deliver next-generation trading capabilities. Develop primarily in modern C++ with supporting components in Python, contributing to both … 4+ years in a front- or middle-office engineering environment. Deep expertise in advanced C++ (including STL) and low-latency, high-performance Linux development. Strong background in building multithreaded, distributed, and high-availability systems. Experience integrating or supporting pricing models within trading or risk infrastructure. Solid understanding of major asset classes — Equities, Futures, Options, Swaps. Knowledge of full trade More ❯

Research Engineer (Data Infra/ML) London (Hybrid) Can you build & optimize distributed ML pipelines with Ray or Spark? Do you love speeding up cloud infra (Kubernetes, Docker, CI/CD)? Excited to build the data backbone for large-scale ML training? We're a tier 1 VC-backed start-up, developing hyper-realistic 3D simulations using AI. Our …/CD pipelines, speeding up Docker builds, and scaling scene processing on Ray. You’ll also: Build high-performance data pipelines for multimodal datasets (3D, video, sensor). Optimize distributed training and processing across Spark, Databricks, and Kubernetes. Work with researchers to productionize PyTorch models and streamline ML workflows. Develop tools that make data discoverable, reusable, and reliable throughout … the ML lifecycle. You Strong Python skills and experience with distributed systems (Ray, Spark, Flyte, Dask). Hands-on with cloud, Kubernetes, and distributed training (Ray, PyTorch DDP, Horovod). Familiar with dataset versioning and experiment tracking (DVC, MLflow). Bonus Points Experience in simulation, robotics, or autonomy pipelines. Background in deep learning (PyTorch) and 3D/ More ❯

rapidly scaling Series A DeepTech start-up that’s quickly earning a reputation for its AI-driven product, trusted by global customers. Their technology sits at the intersection of distributed systems, AI/ML, and unstructured data helping organisations make sense of complex, multilingual information to deliver insights people can actually trust. Our client is pushing for Series … helping them achieve their next phase of growth. As a Senior Full Stack Engineer you will have the following experience: Designed and build scalable microservices, contributing to a growing distributed architecture. You can write code in at least 2 languages, preferably Java, C#, Python, Go, Ruby or Rust. Good React UI Development, however, probably consider yourself a stronger backend More ❯

for Data Engineers to build next-gen, real-time, cloud-native data systems. This is a rare greenfield opportunity with no legacy constraints. Responsibilities: Build end-to-end data systems supporting alpha research Develop streaming and batch pipelines (Kafka, Python) Optimize datasets for quantitative researchers Work on distributed, real-time, cloud-native architectures Requirements: Degree in Computer Science … Physics, Mathematics or similar field 5+ years in data engineering Strong experience with python, distributed systems Deep knowledge of Kafka/stream processing DBT experience alone won't cut it - they need true raw data engineering expertise Worked in Financial Services - preferable Location: 5 days onsite -London More ❯

architectures. Excellent communication and stakeholder management skills. Preferred Experience managing cross-functional teams (Frontend, Backend, QA). Familiarity with Agile development and continuous delivery environments. Understanding of system design, distributed systems, and API architecture. More ❯