1 to 25 of 444 Distributed Systems Jobs in the UK

here to stop breaches, and we’ve redefined modern security with the world’s most advanced AI-native platform. We work on large scale distributed systems, processing almost 3 trillion events per day and this traffic is growing daily. Our customers span all industries, and they count … system that processes billions of events across multi-cloud environments. You'll work on implementing our innovative technologies like custom query languages, event orchestration systems, and advanced correlation engines to detect sophisticated cloud-based threats. Collaborate with world-class security researchers to transform their expertise into scalable detection capabilities ...

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 youll do: Design, develop, and maintain performant, reliable … 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 were looking for: 6+ years professional software development experience Strong proficiency in high ...

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 … 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 ...

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 … 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 ...

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 … 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 ...

Senior Python/C++ Distributed Systems Engineer Location: Hybrid Salary: £60,000 – £70,000 Type: Permanent About the Role: Our employer-partner is looking for a Senior Python/C++ Engineer with strong experience in distributed systems, VoIP, audio/video processing, and cloud-native architectures. … enjoys building performance-critical tools, working across the full stack, and contributing to scalable real-time communication products. Key Responsibilities: Develop backend services and distributed components using Python and C++ . Work with media processing technologies (FFMPEG, audio mixing, streaming pipelines). Engineer VoIP, DECT, and SIP-based communication ...

Full-Time Salary: £80,000 – £95,000 + Benefits We're supporting a fast-scaling UK digital banking platform as they continue strengthening the systems that power millions of daily transactions. They're now looking for a Senior Backend Engineer with strong Java engineering experience and a passion … building reliable, distributed systems at scale. This role is ideal for someone who enjoys working on event-driven, distributed architectures, values thoughtful system design, and wants to deliver high-impact backend work at scale. Key Responsibilities Design and build backend services using Java 11+ and Spring Boot ...

Full-Time Salary: £80,000 – £95,000 + Benefits We're supporting a fast-scaling UK digital banking platform as they continue strengthening the systems that power millions of daily transactions. They're now looking for a Senior Backend Engineer with strong Java engineering experience and a passion … building reliable, distributed systems at scale. This role is ideal for someone who enjoys working on event-driven, distributed architectures, values thoughtful system design, and wants to deliver high-impact backend work at scale. Key Responsibilities Design and build backend services using Java 11+ and Spring Boot ...

Full-Time Salary: £80,000 – £95,000 + Benefits We’re supporting a fast-scaling UK digital banking platform as they continue strengthening the systems that power millions of daily transactions. They’re now looking for a Senior Backend Engineer with strong Java engineering experience and a passion … building reliable, distributed systems at scale. This role is ideal for someone who enjoys working on event-driven, distributed architectures, values thoughtful system design, and wants to deliver high-impact backend work at scale. Key Responsibilities Design and build backend services using Java 11+ and Spring Boot ...

after a very successful period, they have acquired several competitors. After a period of consolidation, they are now looking to unify all their systems into a single source of truth. They are also looking to scale massively over the next 5-years as they enter new markets … before scaling up to 100+ millions events per day. You'll work at the top of the engineering track, designing and delivering high-performance, distributed systems while guiding others through implementation and problem-solving. This is a deep technical role, ideal for someone who thrives on code, architecture ...

Senior Software Developer | Surrey | Hybrid | £65,000 - £75,000 Are you an experienced systems-level engineer craving impact We’re seeking a Senior Software Developer versed in Rust, or an equivalent systems language, who thrives in high-availability, mission-critical environments. Our client is a fast-growing technology … forward-thinking engineering team where you’ll make a real impact. You’ll play a key role in architecting, building, and optimising telecommunications systems in Rust , contributing to secure, high-performance, and scalable solutions used worldwide. You’ll collaborate closely across DevOps, API (Java), front-end, and database teams ...

Graduate Quant Software Engineer (C++/Java – Trading Systems) | £55,000–£77,000 | Hybrid (London/Remote) Build technology that powers real trading. Join a high-performance engineering team developing low-latency, resilient backend systems used in live trading environments. You’ll work on complex technical challenges from … Quant-Engineering tracks within 12–24 months. What You’ll Do Design, build, and optimise backend components of real-time trading and risk systems Develop clean, efficient, high-performance code in C++ and Java Work closely with traders, quants, and senior engineers to deliver new features Solve complex problems ...

public-sector and national-security organisationsacross three specialisms: Software Engineering (Java, full stack, microservices) DevOps/Platform Engineering (Kubernetes, automation, cloud) Solution & Cloud Architecture (distributed systems, event-driven design) You'll work hands-on building secure, scalable systems; shaping technical direction; and contributing to a collaborative engineering … Design and build cloud-native applications using Java (Spring Boot) and React Develop microservices, APIs, and event-driven components Work with PostgreSQL, MongoDB, and distributed data patterns DevOps/Platform Engineering Build and maintain secure, automated platforms using Docker , Kubernetes , and IaC Implement CI/CD pipelines and delivery ...

summary A Lead Systems Engineer is typically the technical lead for multidisciplinary teams delivering and operating multiple components for a system. We work on national, highly available distributed systems being built and run by in house teams. The systems can differ in size, scale and purpose … products including the Personal Demographics Service (PDS) and GP Registration Main duties of the job Developing, building and operating national, highly available distributed systems being built and run within NHS England. Operating within and contributing to the NHS England engineering principles. Have technical ownership across the system space ...

Senior Software Engineer (C#, Azure, Event-Driven Systems)£75,000-£8,000 + Bonus + Shares | St Albans (Hybrid) A long-established, high-growth technology business is beginning a major architectural rebuild following several acquisitions. They are unifying multiple systems into a single source of truth and preparing … role in designing, building, and delivering the next-generation event-driven platform. You'll help break down a large monolith into a distributed, event-driven system processing several million events per day, scaling further as new markets open. This role is hands-on: building services, solving technical challenges ...

scalability and system reliability Raising engineering standards across observability, SLAs and deployment quality Contributing to key launches (including partner rollout and rebrand work) Supporting distributed system improvements and database migration projects Core Responsibilities Work primarily in Go, GraphQL, Docker & Kubernetes Break down complex work and deliver with minimal oversight … work primarily with Go, GraphQL, Docker and Kubernetes. You’ll own deployments end-to-end within our team’s Kubernetes namespace and contribute to systems where resilience, reliability, observability and uptime really matter. You’ll thrive here if you enjoy autonomy, solving distributed systems problems, and mentoring ...

environments where reliability, scale, and impact truly matter. You'll be at the heart of a greenfield opportunity - building, deploying, and operating machine learning systems that leverage Rightmove's data at large scale. You'll have the opportunity to shape best practices, own and grow the ML Ops discipline … maintaining ML pipelines for training, deployment, monitoring, and retraining at scale. Working with data scientists to take models from development to production-grade systems, ensuring scalability, reproducibility, and robustness. Automating feature engineering and data pipeline processes, ensuring reproducibility and auditability. Implementing monitoring and observability to detect drift, bias ...

environments where reliability, scale, and impact truly matter. You'll be at the heart of a greenfield opportunity - building, deploying, and operating machine learning systems that leverage Rightmove's data at large scale. You'll have the opportunity to shape best practices, own and grow the ML Ops discipline … maintaining ML pipelines for training, deployment, monitoring, and retraining at scale. Working with data scientists to take models from development to production-grade systems, ensuring scalability, reproducibility, and robustness. Automating feature engineering and data pipeline processes, ensuring reproducibility and auditability. Implementing monitoring and observability to detect drift, bias ...

well as leading the team to shape the future backend systems. As a Staff Software Engineer, you'll lead backend architecture, scaling secure distributed systems for a growing customer base. Set engineering standards, mentor engineers, and collaborate across teams to deliver scalable features. Tackle challenges in performance, fault … tolerance, and data-heavy workloads while influencing product strategy.Requirements: Strong foundations in algorithms, data structures, and distributed systems Experience building and operating large-scale backend systems Expertise in system and API design, scalability, and performance tuning Proficiency in a modern backend language (Java preferred) Knowledge of cloud ...

well as leading the team to shape the future backend systems. As a Staff Software Engineer, you'll lead backend architecture, scaling secure distributed systems for a growing customer base. Set engineering standards, mentor engineers, and collaborate across teams to deliver scalable features. Tackle challenges in performance, fault … tolerance, and data-heavy workloads while influencing product strategy. Requirements: Strong foundations in algorithms, data structures, and distributed systems Experience building and operating large-scale backend systems Expertise in system and API design, scalability, and performance tuning Proficiency in a modern backend language (Java preferred) Knowledge ...

RELIABILITY ENGINEER ROLE: As a Site Reliability Engineer, you'll ensure the reliability, performance and scalability of critical digital platforms. You'll monitor production systems, refine SLAs/SLOs and error budgets, design scalable solutions, improve architecture through telemetry insights, and build dashboards that provide clear visibility of system … Kubernetes) and Infrastructure as Code (Terraform) * Experience with monitoring and observability tools such as Grafana, Prometheus or OpenTelemetry * Strong understanding of networking fundamentals and distributed systems* Ability to collaborate effectively with engineering, operations and product teams TO BE CONSIDERED: Please either apply through this advert or email ...

RELIABILITY ENGINEER ROLE: As a Site Reliability Engineer, you'll ensure the reliability, performance and scalability of critical digital platforms. You'll monitor production systems, refine SLAs/SLOs and error budgets, design scalable solutions, improve architecture through telemetry insights, and build dashboards that provide clear visibility of system … Kubernetes) and Infrastructure as Code (Terraform) * Experience with monitoring and observability tools such as Grafana, Prometheus or OpenTelemetry * Strong understanding of networking fundamentals and distributed systems * Ability to collaborate effectively with engineering, operations and product teams TO BE CONSIDERED: Please either apply through this advert or email ...

platform enhancements Partner with Product and Design to shape the AI roadmap Mentor engineers across squads and raise engineering standards Build and optimise distributed, API first systems powering AI workflows Drive observability, testing, operational excellence and cost optimisation Prototype new AI powered features to enhance user experience What … across squads through mentorship and best practices Translating business opportunities into scalable, safe AI solutions Improving reliability, performance and cost efficiency of AI systems What we are looking for Deep experience in distributed systems and multi tenant SaaS Strong understanding of security and compliance for AI workloads ...

ensuring our services run reliably, are scalable, and perform optimally Monitor and manage these aspects while taking responsibility for multiple cloud infrastructure services Observing systems will be key to prioritising the operational service improvements and performance improvements to meet/exceed SLOs (Service Level Objectives) The role will … Write code that is maintainable, clear, and concise. Optimise system performance using strong problem-solving skills to identify bottlenecks with an engineering mindset. Ensure systems can handle current and future workloads through automation and capacity planning. Continuously improve services through observability, and identify ways to improve observability practices. Follow ...

patient outcomes and alleviate the burden on healthcare professionals by reducing paperwork and enabling personalised care. We have an exciting opportunity for an experienced systems engineer to join our Digital Citizen Portfolio as Head of Systems Engineering. The successful candidate will primarily focus on leading the engineering … team include Azure, Terraform, and C# for the backend services used by the mobile app. Main duties of the job As a Head of Systems Engineering your role will include: Technical leadership and delivery of national, highly available mobile apps and distributed systems, adhering to NHS England ...