76 to 100 of 254 Distributed Systems Jobs in England

secure environments Evaluate and integrate appropriate open-source technologies and third-party components Contribute to the design and delivery of scalable, resilient, and maintainable distributed systems Collaboration & Team Development Act as a senior technical contributor within a high-performing engineering team Mentor engineers and help establish a strong … with business objectives Engage with external partners, suppliers, and stakeholders where required Essential Skills & Experience Proven experience leading or making significant contributions to complex distributed, cloud-native, or federated systems Strong software engineering expertise in Python, including backend development, automation, and infrastructure tooling Hands-on experience with ...

cutting-edge AI implementation. You won't be training models. You'll be architecting and building the orchestration layer that makes complex LLM systems reliable, scalable, and genuinely useful in production environments. You'll work on some of the most technically demanding AI challenges in industry: multi-agent systems, RAG pipelines, agentic workflows, and robust evaluation frameworks, all at enterprise scale. What You'll Be Doing Designing and building production-grade AI systems that integrate LLMs, RAG pipelines, vector databases, and agentic frameworks Creating evaluation and observability frameworks to measure, monitor, and continuously improve system performance, accuracy ...

production and plays a key role in shaping the future technical direction of the platform. This is an opportunity to work on complex distributed systems within a modern AWS environment, helping to build scalable, resilient applications while influencing engineering best practice and technical decision-making. What … databases to support highly scalable applications Developing cloud-native services within AWS Contributing to architecture and technical design discussions Building and enhancing microservice-based systems Driving engineering best practices across testing, code quality and deployment Collaborating closely with Product, Engineering and Business stakeholders Mentoring engineers and supporting the growth ...

fast-growing (~280 people) Healthtech organisation making a real-world impact. This is a rare opportunity to shape the AI strategy, design production-grade systems, and bring cutting-edge LLM-powered solutions into a live product environment. The Role Youll sit at the intersection of AI, backend engineering … cloud systems , designing and deploying intelligent features that directly impact users. Expect to: Design and implement LLM-based applications (RAG pipelines, agents, copilots) Build scalable backend services using Python and Java Integrate AI into existing cloud-native SaaS platforms Own the full lifecycle: experimentation prototyping production Optimise model performance ...

technical problem-solving, system design, and raising engineering standards across teams. What You'll Be Doing Owning Architecture & Technical Direction Design and build scalable, distributed systems using .NET (C#) Define and evolve system architecture across AWS cloud environments Lead on complex technical challenges and system design decisions Ensure … influence the wider engineering team through knowledge sharing and technical mentorship Hands-On Delivery & Innovation Contribute directly to coding, design, and delivery of key systems Work across the full lifecycle - from design through to deployment and optimisation Drive improvement across CI/CD, DevOps, and cloud-native practices Collaborate ...

services organisation on an initial 6-month contract. This is a hybrid role based in London, offering the opportunity to work on high-impact systems within a fast-paced fintech environment. Key Responsibilities Design, build, and maintain scalable backend services using Golang Contribute to the development of robust microservices … architectures in a production environment Develop high-performance systems capable of handling large-scale transaction processing Implement and maintain event-driven systems using modern messaging technologies Collaborate with cross-functional teams to deliver reliable and secure financial platforms Support deployment and operation of services in containerised environments Required ...

110k + Benefits The Role We're looking for a Java Tech Lead to join a high-performing tech consultancy delivering complex, business-critical systems for enterprise and scale-up clients. You'll take technical ownership of projects end-to-end, lead engineering teams, and work closely with clients … leadership role combining architecture, engineering excellence, and people leadership in a modern, agile consultancy environment. Responsibilities Lead the design and development of Java-based systems across multiple client projects Set technical direction, standards, and best practices Act as a hands-on technical leader, contributing high-quality code Mentor ...

ideal) Solid understanding of stream processing (event time, state, backpressure) Experience building ETL/ELT or real-time data pipelines Knowledge of microservices and distributed systems Tech & Cloud Experience with AWS, Azure, or GCP (AWS preferred) Familiarity with Databricks, Snowflake, or BigQuery Engineering Practices Strong in testing … 3+ years in data engineering Agile experience and strong communication skills Nice to Have Consulting/client-facing experience Real-time/low-latency systems Certifications or mentoring experience Details 12 month FTC, very likely to convert to perm Upto 3 days per week in Newcastle Pay dependant ...

powered applications. The role would suit a strong software engineer with hands-on experience building cloud-native applications, embedding AI capabilities into production systems, and taking ownership across the full delivery lifecycle. Key responsibilities: * Design, build and maintain AI-enabled applications using enterprise GenAI services* Develop production-grade microservices … applications* Ensure applications meet non-functional requirements around security, scalability, resiliency, performance and cost Essential skills: * Strong software engineering background with experience delivering complex distributed systems* Proven experience building and deploying production-grade applications that embed AI capabilities* Strong Python experience* Experience with LangGraph, Strands and DeepEval* Strong ...

Deep knowledge of CI/CD tooling (e.g. Jenkins, GitHub Actions, GitLab CI) Experience implementing Infrastructure as Code (e.g. Terraform, CloudFormation) Strong understanding of distributed systems, scalability, and reliability engineering Experience operating in regulated or high-compliance environments (preferred) Excellent leadership and stakeholder management skills Interested? Please Apply ...

fast-growing (~280 people) Healthtech organisation making a real-world impact. This is a rare opportunity to shape the AI strategy, design production-grade systems, and bring cutting-edge LLM-powered solutions into a live product environment. The Role Youll sit at the intersection of AI, backend engineering … cloud systems , designing and deploying intelligent features that directly impact users. Expect to: Design and implement LLM-based applications (RAG pipelines, agents, copilots) Build scalable backend services using Python and Java Integrate AI into existing cloud-native SaaS platforms Own the full lifecycle: experimentation prototyping production Optimise model performance ...

codebases, and developer workflows to improve how software is built, deployed, and operated. You'll take ownership across the stack - collaborating with engineers, improving systems end-to-end, and helping the team deliver reliably as the platform continues to grow. Core Technology Stack TypeScript/Node.js frameworks (e.g. NestJS … based backend frameworks Database tuning and optimisation (PostgreSQL or similar) Experience with container-based architectures Building internal tooling or improving developer platforms Exposure to distributed systems or event-driven architectures Experience in regulated or financial environments What We're Looking For Engineers who enjoy working in scaling environments ...

technology-led business is rebuilding and modernising the core system including billing, invoicing, reconciliation, integrations, operational workflows, reporting, customer tooling, and internal platforms. These systems sit at the heart of the organisation and directly influence revenue, operational efficiency, customer trust, and commercial decision-making. This role is suited … someone who enjoys solving complex operational and data problems, and who takes ownership of outcomes rather than simply delivering tickets. Strong engineering judgement, systems thinking, and an appreciation for correctness are essential in an environment where mistakes can have meaningful downstream impact. AI-assisted development is already central ...

Senior Java Backend Engineer (Distributed Systems & Messaging) Location: London, UK (Hybrid) Role Type: Permanent Tech Stack: Java 8+, Concurrency, Apache Kafka/JMS/TIBCO, Spring Boot, Microservices, Low-Latency About the Team & Platform We are building and scaling a complex, high-throughput, electronic trading platform distributed … data pipelines that ingest live trade feeds directly from external international exchanges and trading venues. What You Will Do Design, implement, and adapt complex distributed trading workflows to meet shifting market and business demands. Optimize high-throughput, low-latency asynchronous processing components to handle massive transaction volumes smoothly. Work ...

Senior Software Engineer (Full Stack – Systems Ownership) Defence & National Security | UK Wide | Up to £100,000 + Package Most “full stack” roles mean building features. This one means owning systems. We’re working with a well-funded Defence AI business building secure, large-scale software platforms used across Defence … National Security and Government environments. They’re hiring Senior Software Engineers who can take end-to-end ownership of complex systems — not just front-end or backend slices. What you’ll actually be doing Designing and building full-stack platforms from the ground up Owning backend services, APIs ...

Work with Generative and Agentic AI patterns, including LLM integration, RAG architectures, prompt-driven workflows, and AI service orchestration. Integrate AI capabilities with enterprise systems, observability tooling, and security frameworks. Design and maintain CI/CD pipelines within cloud-native engineering environments. Support benchmarking, evaluation, experimentation, and cost optimisation … workloads. Contribute to scalable RAG implementations and enterprise data access patterns. Help define reusable APIs, engineering standards, and platform documentation. Troubleshoot and optimise distributed systems and cloud-based services. Collaborate across engineering, platform, architecture, and product teams to deliver reliable AI services. Required Skills & Experience Strong commercial Python ...

Work with Generative and Agentic AI patterns, including LLM integration, RAG architectures, prompt-driven workflows, and AI service orchestration. Integrate AI capabilities with enterprise systems, observability tooling, and security frameworks. Design and maintain CI/CD pipelines within cloud-native engineering environments. Support benchmarking, evaluation, experimentation, and cost optimisation … workloads. Contribute to scalable RAG implementations and enterprise data access patterns. Help define reusable APIs, engineering standards, and platform documentation. Troubleshoot and optimise distributed systems and cloud-based services. Collaborate across engineering, platform, architecture, and product teams to deliver reliable AI services. Required Skills & Experience Strong commercial Python ...

delivery of scalable, cloud native solutions using microservices and API-driven architectures. Key Responsibilities Own and lead the development of HLDs for complex enterprise systems, ensuring scalability, security, and alignment with business objectives Design and deliver microservices based architectures, enabling modular, resilient, and highly scalable platforms Define and govern … architecture teams, promoting best practices in modern software and cloud architecture Skills & Experience Proven track record of owning HLD for large scale, enterprise grade systems Deep expertise in microservices architecture and distributed systems design Strong experience with API led architecture, including RESTful services, API gateways, and integration ...

into production-ready, well-architected platform components What we're looking for Proven experience in platform, infrastructure, or software engineering roles delivering production-grade systems on AWS Strong hands-on Kubernetes experience, specifically with EKS (Elastic Kubernetes Service) and ECS (Elastic Container Service) in production environments Strong Terraform experience … with vector databases or search infrastructure (OpenSearch, Algolia) is a strong advantage Python proficiency for scripting, automation, and deploying production services Solid grasp of distributed systems, cloud-native architecture, microservices, and API design Ownership mindset - comfortable operating autonomously across reliability, performance, cost, and security Why join ...

with a strong engineering culture and modern tech stack. Key Responsibilities Design, develop and maintain applications using .NET technologies (C#) Build and deploy scalable systems within AWS cloud environments Contribute to architecture and technical decision-making Work closely with Product and Engineering teams to deliver features Champion best practice …/CD pipelines and DevOps processes Required Experience Strong commercial experience with .NET/C# Hands-on experience with AWS (essential) Experience building scalable, distributed systems Strong understanding of APIs and microservices architecture Exposure to CI/CD and DevOps ways of working Ability to work autonomously ...

bonus + benefits Requirements for Senior Software Engineer: Strong commercial software engineering experience using Python Experience designing, developing and maintaining production-quality software systems Strong analytical and problem-solving skills Ability to lead technical projects and contribute to architectural decisions Experience mentoring and supporting other engineers Comfortable working independently … enhance innovative software products and platforms Lead technical projects from concept through to deployment Contribute to the architecture and design of complex software systems Collaborate with engineers, researchers and technical specialists across multiple disciplines Analyse and solve challenging technical problems Support the evaluation and prototyping of new ideas ...

rather than chasing hype. As their platform continues to scale, they're looking for a Senior Developer who enjoys solving complex technical problems, improving systems, and building software that stands up in production. The Good Bits: £70,000 - £90,000 Hybrid working Exposure to large-scale SaaS platforms Clear … progression opportunities A collaborative engineering culture that values learning and continuous improvement The chance to work on systems used by thousands of people every day A Typical Day in the Role: Building and improving APIs that support critical platform functionality Investigating production issues and tracing problems across distributed ...

hands-on consulting role with real accountability. You will balance client-facing advisory work with deep technical expertise, helping organisations modernise legacy systems, design cloud-native architectures, and deliver scalable, resilient solutions within the .NET ecosystem. You will also play an important role in pre-sales, supporting solution shaping … ensure high-quality delivery outcomes. Work across modern .NET technologies and patterns, including: .NET (Core/.NET 6+), C#, ASP.NET Core Microservices and distributed architectures RESTful APIs, event-driven architecture, messaging (e.g. Service Bus, Kafka) Azure cloud services (App Services, Functions, Kubernetes, etc.) CI/CD pipelines, DevOps practices ...

cloud infrastructure, DevOps, and data platform engineering. The Role You'll work across Azure cloud infrastructure and data platforms, helping to build scalable, secure systems and improve how data flows across the organisation. You'll also play a key role in improving deployment processes, system reliability, and overall platform … Experience with Kafka or similar streaming platforms Experience with Databricks or modern data platforms (e.g. Snowflake, Synapse, BigQuery) Strong understanding of data pipelines and distributed systems Focus on automation, scalability, and reliability Nice to Have Lakehouse or large-scale data platform experience Observability tooling (Datadog, Grafana, Prometheus) SaaS ...

ingestion, transformation, serving layers, and user-facing applications/UI. Translate business requirements into scalable, secure, production-ready technical solutions. Architect and implement modern distributed systems and data platforms aligned to strategic architecture principles. Drive engineering best practices across CI/CD, DevOps, automated testing (TDD/… Qualifications: Strong hands-on experience in front-end & application development (React.js/Next.js), backend development (Java or Python), and building secure, scalable APIs and distributed applications. Expertise in data engineering & platforms including SQL, data warehousing, ETL/ELT pipelines, data modelling, and integration of data science and analytics. Experience ...