51 to 75 of 980 Distributed Systems Jobs in the UK

Overview One Identity's OneLogin is seeking a Principal Software Engineer to lead the architecture, correctness, and evolution of authentication and access systems across our platform. These systems are among the most security‐critical and failure‐sensitive areas of the product and require deep expertise in identity protocols … standards, guiding implementation, and resolving systemic issues across authentication flows, authorization models, and session behavior. You will work across teams to ensure that authentication systems are secure, reliable, and consistent, while evolving legacy implementations toward modern, scalable designs. While deeply focused on authentication and access, you will contribute broadly ...

within a major cloud provider (AWS preferred) Has designed and coded significant backend features (Golang preferred) Has built CI/CD pipelines for production systems Has experience architecting distributed systems Has experience supporting distributed systems in production Has experience communicating technical concepts to non‐technical ...

DESCRIPTION Amazon Selection and Catalog Systems (ASCS) builds the systems that host and run the world’s largest e-Commerce products catalog. Our high scale distributed systems process hundreds of millions of updates on the billions of products to power the online buying experience for hundreds … problems and never takes no for an answer to join our growing team in London. Central to Amazon's retail business, our high scale distributed systems hold the largest product catalog in the world, and manage data ingestion and processing from millions of external data contributors, Amazon ...

data, and build data‐driven applications. What’s the role? This is a senior full‐stack engineering role at the intersection of product experience, distributed systems, developer platforms, data infrastructure, and AI‐ready metadata. You will help design and build the next generation of DataHub: the interfaces, backend … services, and control‐plane systems that allow Bloomberg engineers to move from intent to outcome — from finding the right dataset to understanding it, accessing it, provisioning infrastructure around it, querying it, publishing it, and operating it safely in production. This is not only a frontend role ...

technical specifications Design, build, and operate production generative AI applications such as copilots, assistants, knowledge-search experiences, and agentic workflows, as reliable, production-grade systems rather than demos Architect and implement end-to-end retrieval-augmented generation pipelines, including parsing, ingestion, chunking strategy, embeddings, vector storage, retrieval, and prompt … verifiable and regressions are caught before production Take end-to-end ownership from discovery and design through build, rollout, and operational excellence Instrument systems with the observability, cost tracking, and audit trails needed to know when they degrade Apply FinOps and cost-optimization practices to AI workloads, tracking ...

issuance, endorsements, claims, and customer operations. We are looking for a Lead AI Engineer to own the design, development, and delivery of production AI systems across our backend and workflow automation stack. This role sits at the core of our AI platform – where model capabilities are translated into reliable … scalable, and production-grade systems that directly impact real users and business outcomes. This is a fully remote role where you will be part of a global engineering team working across multiple countries to build reliable, scalable AI systems. Focus Lead the design and development of production AI systems ...

revenue they generate, with direct, measurable impact on self‐serve ARR and fraud loss metrics. Your responsibilities People Leadership: Lead, mentor, and grow a distributed team of engineers across varying seniority levels. You will own their well‐being and development through regular 1:1s, continuous feedback, performance reviews … payment gateway integrations, checkout flows, or billing infrastructure at production scale. This is non‐negotiable given the team’s core technical estate. Fraud & trust systems familiarity: Sufficient depth in fraud prevention, abuse detection, rate limiting, or bot protection to guide architectural decisions across a complex, multi‐layered fraud stack. ...

Senior Software Engineer, Event Streaming Systems Join us in our mission to transform the way people shop and eat, where impact, innovation and growth drive everything we do. Our Engineering teams tackle complex technical challenges across a global, three-sided marketplace, building and scaling systems that serve millions … team, what drives us, how we work, and what you can expect. What You’ll Be Doing You’ll be joining the Event Streaming Systems team within the broader Storage organisation. The team builds and operates highly reliable, scalable and efficient event streaming infrastructure, including Kafka, Event Streaming abstractions ...

customer experience to scaling internal operations. You are not confined to the status quo and you leverage your expertise in Cloud-native, large-scale distributed systems to help take our platform to the next level. You worry about key operational aspects (availability, reliability, performance, monitoring, emergency response, capacity … process and operational improvements Required education None Preferred education None Required technical and professional expertise Demonstrated experience designing, building, scaling and supporting backend systems in production with a solid grasp on good software engineering practices such as code reviews, deep focus on quality, and documentation. Strong programming and algorithmic ...

Senior AI Engineer (Agentic Systems) UK Based Role At StarCompliance, we build software that supports critical compliance needs for global clients. We are now embedding AI as a core capability across the entire software development lifecycle. We are seeking a Senior AI Engineer to lead the practical adoption … production‐safe Skills and Experience Core Engineering Strong software engineering background (ideally C#/.NET) in cloud‐based SaaS environments Experience building and operating distributed systems Strong understanding of APIs, systems design, and modern development practices Experience with CI/CD pipelines (Azure DevOps preferred) AI & Agentic ...

revenue they generate, with direct, measurable impact on self-serve ARR and fraud loss metrics. Your responsibilities People Leadership: Lead, mentor, and grow a distributed team of engineers across varying seniority levels. You will own their well-being and development through regular 1:1s, continuous feedback, performance reviews … payment gateway integrations, checkout flows, or billing infrastructure at production scale. This is non-negotiable given the team's core technical estate. Fraud & trust systems familiarity: Sufficient depth in fraud prevention, abuse detection, rate limiting, or bot protection to guide architectural decisions across a complex, multi-layered fraud stack. ...

metrics, and alerting — for faster diagnosis and resolution Design and improve debugging workflows, runbooks, and internal tooling for engineers Reduce operational burden by making systems easier to understand, operate, and troubleshoot Partner closely with product teams to feed production learnings back into design and development Reduce support and incident … load by addressing root causes and improving system design, not just resolving individual issues Ideal Experience: Strong production debugging experience in distributed systems Experience troubleshooting complex, customer-impacting issues under real-world conditions Deep familiarity with observability tools (Datadog or similar — logs, metrics, APM, tracing) Experience improving operational ...

observability and monitoring space, is looking for a Senior Java Engineer to join their Platform Team in London . You'll help build the distributed services that sit at the core of their product, ingesting and transforming data at scale so it can power a range of analytics … value technical coding ability, ownership & delivery - no client work, no consultancy, no "Project management" of software - just pure, coding ability with Java, Data & complex, distributed global software systems required! Location: London (Old Street/Shoreditch). Salary: £120,000 to £125,000 basic, plus an extensive benefits package. ...

booking, settlements, inventory/position management, collateral optimization, liquidity and risk management. Architecture & Design: Own the architecture and design of enterprise applications, focusing on distributed systems, and scalable solutions that adapt to changing market conditions. Ensure adherence to technical design, application development standards, and quality processes. Project & Product … operations stakeholders, and other partner technology teams to gather requirements, manage expectations, and deliver effective solutions. Identify and mitigate potential risks related to systems, processes, and regulatory compliance. System Optimization: Identify system bottlenecks and deficiencies, devising and implementing robust solutions to enhance resiliency, performance, and scalability. Provide technical consultation ...

shape how technology is delivered across the bank. This is an opportunity to work at the forefront of Generative AI, cloud‐native engineering and distributed systems, building scalable solutions from the ground up while collaborating with some of the industry’s most talented engineers and AI specialists. … design and implementation of cloud‐native, microservices‐based architectures. Drive engineering best practices across code quality, testing, observability and CI/CD. Solve complex distributed systems challenges, focusing on scalability, resilience and performance. Mentor engineers and contribute to a collaborative, high‐performing engineering culture. Skills & Experience Golang ...

technical specifications.* Design, build, and operate production generative AI applications such as copilots, assistants, knowledge-search experiences, and agentic workflows, as reliable, production-grade systems rather than demos.* Architect and implement end-to-end retrieval-augmented generation pipelines, including parsing, ingestion, chunking strategy, embeddings, vector storage, retrieval, and prompt … verifiable and regressions are caught before production.* Take end-to-end ownership from discovery and design through build, rollout, and operational excellence. Instrument systems with the observability, cost tracking, and audit trails needed to know when they degrade.* Apply FinOps and cost-optimization practices to AI workloads, tracking ...

shape how technology is delivered across the bank. This is an opportunity to work at the forefront of Generative AI, cloud-native engineering and distributed systems, building scalable solutions from the ground up while collaborating with some of the industry’s most talented engineers and AI specialists. … design and implementation of cloud-native, microservices-based architectures.* Drive engineering best practices across code quality, testing, observability and CI/CD.* Solve complex distributed systems challenges, focusing on scalability, resilience and performance.* Mentor engineers and contribute to a collaborative, high-performing engineering culture.**Skills & Experience*** Golang ...

teams to ensure architectural designs are successfully delivered Producing high-quality solution designs, technical documentation and architecture roadmaps Driving cloud-first architecture using modern distributed systems Leading architectural discussions around scalability, resilience, security and performance Supporting engineering teams through technical decision making rather than simply producing documentation Reviewing … existing systems and identifying opportunities for modernisation Collaborating with Product teams to balance commercial requirements with technical excellence Acting as a trusted technical advisor across multiple delivery teams What we're looking for You'll ideally have experience in most of the following: Previous experience as a Solution Architect ...

software engineering principles. Working within agile engineering teams, you'll contribute to solution design, architecture, automation and continuous improvement while helping deliver reliable, scalable systems for enterprise clients. Key Responsibilities Design, develop and maintain scalable backend applications and services Build secure, high-performing solutions using modern engineering practices Develop … APIs, integrations and distributed systems Contribute to technical design, architecture and engineering best practices Implement automated testing strategies, including unit, integration and contract testing Deploy and support applications using cloud platforms, containers and CI/CD pipelines Monitor, troubleshoot and improve application performance and reliability Collaborate with engineers ...

software engineering principles. Working within agile engineering teams, you'll contribute to solution design, architecture, automation and continuous improvement while helping deliver reliable, scalable systems for enterprise clients. Key Responsibilities Design, develop and maintain scalable backend applications and services Build secure, high-performing solutions using modern engineering practices Develop … APIs, integrations and distributed systems Contribute to technical design, architecture and engineering best practices Implement automated testing strategies, including unit, integration and contract testing Deploy and support applications using cloud platforms, containers and CI/CD pipelines Monitor, troubleshoot and improve application performance and reliability Collaborate with engineers ...

software engineering principles. Working within agile engineering teams, you'll contribute to solution design, architecture, automation and continuous improvement while helping deliver reliable, scalable systems for enterprise clients. Key Responsibilities Design, develop and maintain scalable backend applications and services Build secure, high-performing solutions using modern engineering practices Develop … APIs, integrations and distributed systems Contribute to technical design, architecture and engineering best practices Implement automated testing strategies, including unit, integration and contract testing Deploy and support applications using cloud platforms, containers and CI/CD pipelines Monitor, troubleshoot and improve application performance and reliability Collaborate with engineers ...

Operations teams across London, Bengaluru and New York. Responsibilities Lead, mentor, and develop a small team of engineers Design and build scalable, maintainable distributed systems in C#/.NET Own delivery across multiple concurrent projects and priorities Drive best practices in testing, CI/CD, and software quality … software development experience with C# and the .NET stack Proven experience leading or mentoring software engineers Strong track record building reliable, production‐grade systems Solid understanding of distributed systems and architectural patterns (event‐driven, layered, client‐server) Experience with Python and its ecosystem Experience with CI/ ...

Define and evolve the technical strategy for backend engineering across projects and teams. Lead the design and delivery of scalable, secure and resilient distributed systems using Java and the Spring ecosystem. Provide architectural leadership across multiple client engagements, ensuring consistency, maintainability and long‐term scalability. … Boot and the wider Spring ecosystem Spring Security, Spring Data JPA and Spring Cloud Designing and delivering RESTful APIs Microservices, event‐driven architecture and distributed systems Relational and NoSQL databases Messaging platforms such as Kafka or RabbitMQ Docker and containerisation Kubernetes and cloud‐native deployments Cloud platforms including ...

Define and evolve the technical strategy for backend engineering across projects and teams. Lead the design and delivery of scalable, secure and resilient distributed systems using Java and the Spring ecosystem. Provide architectural leadership across multiple client engagements, ensuring consistency, maintainability and long‐term scalability. … Boot and the wider Spring ecosystem Spring Security, Spring Data JPA and Spring Cloud Designing and delivering RESTful APIs Microservices, event‐driven architecture and distributed systems Relational and NoSQL databases Messaging platforms such as Kafka or RabbitMQ Docker and containerisation Kubernetes and cloud‐native deployments Cloud platforms including ...

Define and evolve the technical strategy for backend engineering across projects and teams. Lead the design and delivery of scalable, secure and resilient distributed systems using Java and the Spring ecosystem. Provide architectural leadership across multiple client engagements, ensuring consistency, maintainability and long‐term scalability. … Boot and the wider Spring ecosystem Spring Security, Spring Data JPA and Spring Cloud Designing and delivering RESTful APIs Microservices, event‐driven architecture and distributed systems Relational and NoSQL databases Messaging platforms such as Kafka or RabbitMQ Docker and containerisation Kubernetes and cloud‐native deployments Cloud platforms including ...