751 to 775 of 1,669 Distributed Systems Jobs in the UK

Engineering Lead

Location
Greater London, England, United Kingdom
tools like Terraform or CDK, with a track record of improving operational resilience through observability, runbooks and automated recovery. Practical experience designing event-driven, distributed systems and navigating the trade-offs that come with eventual consistency at scale. Background in a fast-moving, product-led environment where commercial ...

Senior Automation Test Engineer/Test Lead

Hiring Organisation
Spencer Rose
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £410/day Inside IR35
leadership. Strong analytical and problem-solving skills. Good to Have Knowledge of Google Cloud Platform (GCP) concepts. Experience testing cloud-based applications, microservices and distributed systems. Knowledge of performance-testing tools and performance monitoring/analysis. Experience with cloud-based CI/CD and deployment processes. If available, APPLY ...

Backend Engineers Mid-Level & Senior

Hiring Organisation
Anson Mccade
Location
City of London, London, United Kingdom
Employment Type
Permanent
Django, FastAPI or other Python frameworks. Experience designing and building scalable, maintainable backend services. Good understanding of databases, object-oriented design, data structures and distributed systems. Knowledge of SOLID principles and sound software engineering practices. Strong analytical and problem-solving skills. Ability to communicate technical concepts clearly and work ...

Solutions Architect SC

Hiring Organisation
Sanderson Recruitment
Location
Corsham, Wiltshire, South West, United Kingdom
Employment Type
Contract
Contract Rate
Up to £600 per day + Inside IR-35
Essential Skills & Experience Proven experience working as a Solutions Architect on large-scale transformation programmes. Strong AWS architecture expertise. Experience designing cloud-native and distributed systems. Strong understanding of data architecture and modern data platforms. Experience with API-led and event-driven integration patterns. Kubernetes and Docker experience. Infrastructure ...

Senior Quality Engineer

Hiring Organisation
Trayport
Location
London, UK
Employment Type
Full-time
strive to innovate. We are making significant investments in our business and we will invest in you. Our Tech Stack/ToolsC#.NetEvent Driven ArchitectureHighly distributed systemsResponsibilitiesDefining and executing the quality and testing strategy for your team, coaching other team members to ensure software quality is considered throughout the development ...

QA Engineer

Hiring Organisation
Willis Towers Watson
Location
Reigate, Surrey, UK
Employment Type
Full-time
developing test automation solutions for web-based productsExperience developing test automation solutions in .NET using C#Experience in testing and developing test automation solutions for distributed systemsExperience in building performance test benchmarking solutions to support .NET solutionsEffective communication and teamwork skills to interact with team members and stakeholders, from reproducing ...

Application Security Consultant

Location
Greater London, England, United Kingdom
business, regulatory, financial and reputational risk . Desired: Experience with fuzz testing, advanced dynamic testing or manual code review. Experience securing APIs, microservices or distributed systems. Experience integrating SAST, DAST, SCA or secrets scanning into CI/CD pipelines. Knowledge of secure architecture patterns across cloud-native, microservices ...

Staff Private Cloud Engineer

Location
Cambridge, England, United Kingdom
Ansible/Terraform (or equivalent) and infrastructure lifecycle automation experience. Strong experience with Linux internals. Strong programming skills in Python and C. Experience designing distributed systems and APIs. Experience operating large secure production multi-tenant systems at scale. Strong fullstack domain expertise across one of the following ...

Software Development Engineer in Test (SDET) Remote with the option to use the Edinburgh office Permanent/Full Time about Software Development Engineer in Test (SDET)

Location
City of Edinburgh, Scotland, United Kingdom
building, optimising, and maintaining CI/CD pipelines, with a focus on fast, parallelised execution and automated gates. Cloud Native Architecture: Deep understanding of distributed system design, microservices, and cloud native environments, with the ability to optimise them for logging, observability, and testability. Root Cause Debugging: Exceptional technical debugging … skills across complex, distributed systems, with the ability to write robust automated regressions to address production vulnerabilities. Technical Collaboration: Ability to define technical standards, document framework architectures clearly, and collaborate with engineering teams to ensure seamless adoption of quality tooling. Nice to Have Background as a general‐purpose ...

Principal Architect - Digital Platforms

Location
Henley-on-Thames, England, United Kingdom
Deep expertise in AWS services including compute, networking, storage, IAM, and cloud‐native architectures Understanding of modern architecture patterns (microservices, API‐first, event‐driven, distributed systems) Knowledge of web platform architectures, including AEM and edge delivery through CDNs such as Fastly Understanding of DevOps practices including CI/… infrastructure as code, and automation Grasp of security, compliance, and data protection considerations in cloud environments Bachelor’s degree in Computer Science, Engineering, Information Systems or related discipline (or equivalent experience) Relevant cloud certifications (e.g., AWS Solutions Architect) desirable Problem‐solving skills with the ability to operate independently ...

Principal Architect - Digital Platforms

Hiring Organisation
Invesco
Location
Oxfordshire, United Kingdom
Employment Type
Full Time
Deep expertise in AWS services including compute, networking, storage, IAM, and cloud-native architectures Understanding of modern architecture patterns (microservices, API-first, event-driven, distributed systems) Knowledge of web platform architectures, including AEM and edge delivery through CDNs such as Fastly Understanding of DevOps practices including CI/… infrastructure as code, and automation Grasp of security, compliance, and data protection considerations in cloud environments Bachelor's degree in Computer Science, Engineering, Information Systems or related discipline (or equivalent experience) Relevant cloud certifications (e.g., AWS Solutions Architect) desirable Problem-solving skills with the ability to operate independently ...

Site Reliability Engineer - Banking & Finance

Location
Greater London, England, United Kingdom
Site Reliability Engineer looking to work at the intersection of software engineering and infrastructure. You'll develop internal platforms, tooling, and automation across Linux, distributed systems, and cloud-native technologies, helping improve reliability, observability, and operational efficiency across a global production environment. Responsibilities: Design and develop internal infrastructure … tooling and automation. Build and maintain monitoring, observability and configuration management platforms. Improve platform reliability, scalability and operational efficiency. Troubleshoot performance issues across complex distributed systems. Support application deployments using modern CI/CD pipelines and Kubernetes. Collaborate with engineering teams to improve infrastructure and developer workflows. Contribute ...

Principal Engineer

Location
Greater London, England, United Kingdom
engineering, technical expertise, mentoring, and influence across teams, without direct people management responsibility. Success in this role means building secure, scalable, and resilient software systems, establishing engineering best practices, improving developer productivity and enabling the efficient delivery of business-critical capabilities. **Academic and Professional Qualifications Required Classification:** University degree … Science, Engineering, related STEM discipline, or equivalent practical experience. **Required Demonstrable Experience Of**: • Significant hands-on software engineering experience in Java, building and operating distributed systems.• Deep experience with microservices, APIs, event-driven architectures (Kafka) and integration patterns• Define and influence engineering strategy, architecture standards, and technical roadmaps.• Design ...

Principal Engineer

Location
Greater London, England, United Kingdom
engineering, technical expertise, mentoring, and influence across teams, without direct people management responsibility. Success in this role means building secure, scalable, and resilient software systems, establishing engineering best practices, improving developer productivity and enabling the efficient delivery of business-critical capabilities. Academic and Professional Qualifications Required Classification: University degree … Science, Engineering, related STEM discipline, or equivalent practical experience. Required Demonstrable Experience Of: Significant hands-on software engineering experience in Java, building and operating distributed systems. Deep experience with microservices, APIs, event-driven architectures (Kafka) and integration patterns Define and influence engineering strategy, architecture standards, and technical roadmaps. Design ...

Backend Engineer, AI Health Systems (Remote/Hybrid, Equity)

Location
Manchester, England, United Kingdom
Foundation Health is hiring a Software Engineer in Manchester for backend systems that connect pharmacies, health systems and insurers. The role blends AI-powered capabilities with reliable distributed systems in a modern Node.js/TypeScript stack, within a hybrid work model. You’ll own features ...

Senior AI Software Developer

Location
Greater London, England, United Kingdom
native applications deployed on Azure and AWS. Examples of You Will Be Building Agentic AI applications that process documents, validate information and update enterprise systems through controlled API and tool interactions. AI Engineering Platforms providing reusable templates, repository instructions and coding-agent workflows. GDS-compliant applications that collect information … .NET and cloud-native technologies. Develop citizen-facing services aligned with GDS standards and the GOV.UK Design System. Develop APIs, integrations, workflows, microservices and distributed systems. Build and deploy AI-enabled applications using LLMs and enterprise data. Implement RAG, prompt engineering and agent orchestration patterns. Build agentic workflows ...

Senior Python Developer/ Engineer

Location
City of Westminster, England, United Kingdom
standards. Collaborate with product managers, designers, and client stakeholders to translate business requirements into robust technical solutions. Design and implement integrations with internal client systems and external third-party APIs using REST, webhooks, and event-driven integration patterns. Apply software engineering best practices, including SOLID principles, Clean Architecture, Repository … integrating with third‐party APIs, enterprise platforms, and external services. Strong understanding of software design patterns, object‐oriented programming principles, clean code practices, and distributed system design. Experience implementing API security using OAuth2, JWT, OpenID Connect, API Keys, and secure authentication/authorization mechanisms. Experience with relational and NoSQL ...

Senior Software Engineer, Backend (International) Affirm

Location
United Kingdom
Type: Full Time Location: Remote UK Requirements What we're looking for You have 4+ years of experience designing, developing and launching backend systems at scale using languages like Python or Kotlin. You have a track record of developing highly available distributed systems using technologies like … over time, with no hidden fees, no surprises, and no tradeoffs on what matters most. The Payments International Engineering team builds and operates the systems that enable bank and card payments across affirm’s international markets. Based in Europe, with teammates across the UK, Spain and Poland, we give ...

Staff Software Engineer at location: Hybrid - London, Denmark, Lisbon, Copenhagen, United Kingdom, Madrid, Portugal, Spain

Location
Greater London, England, United Kingdom
domains, designing, building, and evolving scalable, reliable backend services for our enterprise spend management platform. What you'll be working on: Designing and operating distributed systems, event-driven architectures, and cloud-native services. Applying Domain-Driven Design (DDD) to model complex business domains and define clear service boundaries. … Building maintainable systems following Clean Architecture, Hexagonal Architecture, and similar architectural principles. Designing APIs, service integrations, and reliable asynchronous workflows using technologies such as Temporal. Designing secure authentication and authorization solutions, applying standards such as OAuth 2.0, OIDC, and WebAuthn, as well as fine-grained authorization models. Ensuring scalability ...

DevOps Engineer

Location
City of Westminster, England, United Kingdom
potential production issues to uphold SLA commitments Embed security-first principles into infrastructure architecture, automation design, and day-to-day operations Design and maintain systems for operational administration, backup, disaster recovery, and performance/security monitoring Collaborate cross-functionally as a hands-on contributor - giving and receiving feedback openly … pipelines (GitHub Actions and ArgoCD preferred) Solid understanding of monitoring, networking, and security, with depth in at least one area Strong command of Linux systems Bonus Points: Experience managing high-availability, multi-AZ, and multi-region environments Experience architecting and building internal developer tooling Experience building observability tooling, dashboards ...

Full Stack Engineer + AI / AI Tooling BetterMe Responds Quickly $$$$

Location
United Kingdom
physical activity experience of our users: workouts, workout plans, fitness data, and integrations.You will build and improve product features, enhance content management systems, and contribute to the reliability and scalability of our applications. The role combines backend and frontend development with product ownership and the use of AI-assisted … quality delivery. **Your impact:*** Implement and enhance features from conception through to deployment, ensuring they meet strategic business objectives.* Design and develop content management systems using React, Vue, and JavaScript, dedicating approximately 50% of your time to frontend tasks and leveraging AI-assisted tools to accelerate development where appropriate. ...

Senior Backend Architect: Wallet & Global Accounts

Location
Greater London, England, United Kingdom
wallet and the accounts infrastructure that the rest of NALA stands on. We need a strong Senior/Lead Engineer (ideally with financial systems experience) who can take ownership of figuring out the right ways to build a robust wallet & foundation that can scale with us. 🎯 Your Responsibilities … milestones, and keeping projects moving end to end Make pragmatic trade-offs: move fast where we can, protect correctness where we must (especially in systems handling real customer money) Join our on-call rota once a month for 1 week (This will be fully compensated + post onboarding) 🚫 Read ...

Senior Software Engineer, Backend (International)

Location
Greater London, England, United Kingdom
over time, with no hidden fees, no surprises, and no tradeoffs on what matters most. The Payments International Engineering team builds and operates the systems that enable bank and card payments across Affil’s international markets. Based in Europe, with teammates across the UK, Spain and Poland, we give … solutions that support Affil’s international ambitions. We work closely with product and engineering teams across Affil, connecting the customer experience with the financial systems behind it. We own our work from design through to production, combining the pace of international expansion with the reliability, security and operational readiness ...

Staff Platform Software Engineer Location: London

Location
Greater London, England, United Kingdom
standards, aligning stakeholders, de-risking complex technical decisions, and landing changes in production. Extensive hands‐on experience designing, building, maintaining, and troubleshooting high-traffic distributed systems in production. Deep experience with DevOps and cloud infrastructure (preferably AWS): networking basics, identity and access patterns, infrastructure automation, and operational best … practices. Experience with CI/CD systems, build and test reliability, artifact management, and developer workflows. Strong foundations in reliability engineering: observability, alerting, incident response, capacity planning, and automation-driven prevention. Communication and technical influence - articulates complex tradeoffs clearly, drives alignment through RFCs, and influences technical direction across teams. ...

Staff Software Engineer

Location
Greater London, England, United Kingdom
Managers. Qualifications Staff-level engineering background with deep expertise in .NET, Java, TypeScript and React, and a proven record delivering large-scale, production-grade systems using A/B testing. Experience designing and operating large-scale distributed systems on AWS (or similar), including secure development, data protection … compliance, and enterprise architecture. Strong modern frontend expertise: component architecture, design systems, responsive design, accessibility (WCAG), and client-side state management. Hands-on experience with enterprise/SaaS web platforms using microservices and micro-frontends, covering performance (Core Web Vitals, rendering, code splitting, CDN), API integration (REST, OpenAI, Bedrock ...