1 to 25 of 153 Distributed Systems Jobs in the UK

Python Engineer

Hiring Organisation
Ncounter LTD
Location
City of London, London, United Kingdom
Employment Type
Permanent
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 ...

Principal Software Engineer (C#, Azure, Watford, Hybrid)

Hiring Organisation
Method Resourcing Solutions Ltd
Location
Watford, Hertfordshire, United Kingdom
Employment Type
Permanent
Salary
GBP 90,000 Annual
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 ...

Principal Software Engineer (C#, Azure, Watford, Hybrid)

Hiring Organisation
Method-Resourcing
Location
Watford, Hertfordshire, South East, United Kingdom
Employment Type
Permanent
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

Hiring Organisation
Jonothan Bosworth
Location
Guildford, Surrey, England, United Kingdom
Employment Type
Full-Time
Salary
£65,000 - £75,000 per annum
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

Hiring Organisation
IT Graduate Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£55,000 - £77,000 per annum, OTE
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 ...

Cloud Native Engineer (AWS)

Hiring Organisation
Sanderson Government and Defence
Location
Cheltenham, Gloucestershire, South West, United Kingdom
Employment Type
Permanent
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 ...

Senior Software Engineer C#, Azure, Event-Driven Systems

Hiring Organisation
Method Resourcing
Location
St. Albans, Hertfordshire, England, United Kingdom
Employment Type
Full-Time
Salary
£75,000 - £80,000 per annum
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 ...

Agentic AI Engineer - 6G Networks & Intelligent Protocols

Hiring Organisation
Method-Resourcing
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£650 - £700 per day + Inside IR35
research team, focused on building the next generation of intelligent, AI-driven network systems. The group operates at the frontier of agentic AI, distributed systems, and future mobile network architectures, with direct influence on global standards. This role is suited to an engineer who enjoys building tools … driven behaviour can be embedded into future mobile networks. The focus is on hands-on engineering within a research environment: turning concepts into working systems, testing them in lab-based deployments, and feeding the results into standards-relevant technical contributions. Key Responsibilities Design and implement agentic AI systems ...

Agentic AI Engineer - 6G Networks & Intelligent Protocols

Hiring Organisation
Method Resourcing
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£650 - £700 per day
research team, focused on building the next generation of intelligent, AI-driven network systems. The group operates at the frontier of agentic AI, distributed systems, and future mobile network architectures, with direct influence on global standards. This role is suited to an engineer who enjoys building tools … driven behaviour can be embedded into future mobile networks. The focus is on hands-on engineering within a research environment: turning concepts into working systems, testing them in lab-based deployments, and feeding the results into standards-relevant technical contributions. Key Responsibilities Design and implement agentic AI systems ...

Senior Software Engineer - Growth

Hiring Organisation
Utility Warehouse Limited
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
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 ...

Data Engineer Manager

Hiring Organisation
Young's Employment Services Ltd
Location
West London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£95,000
platform teams in a production environment as a Senior Data Engineer, Tech Lead, Data Engineering Manager etc. Proven success with modern data infrastructure: distributed systems, batch and streaming pipelines Hands-on knowledge of tools such as Apache Spark, Kafka, Databricks, DBT or similar Experience building, defining, and owning … . Excellent stakeholder management and communication skills. A strategic mindset, with a practical approach to delivery and prioritisation. Proven success with modern data infrastructure: distributed systems, batch and streaming pipelines. Experience building, defining, and owning data models, data lakes, and data warehouses. Exposure to data science concepts ...

Data Engineer Manager

Hiring Organisation
Youngs Employment Services
Location
W12, Shepherds Bush, Greater London, United Kingdom
Employment Type
Permanent
Salary
£85000 - £95000/annum circ £85,000 - £95,000 + Bonus
platform teams in a production environment as a Senior Data Engineer, Tech Lead, Data Engineering Manager etc. Proven success with modern data infrastructure: distributed systems, batch and streaming pipelines Hands-on knowledge of tools such as Apache Spark, Kafka, Databricks, DBT or similar Experience building, defining, and owning … . Excellent stakeholder management and communication skills. A strategic mindset, with a practical approach to delivery and prioritisation. Proven success with modern data infrastructure: distributed systems, batch and streaming pipelines. Experience building, defining, and owning data models, data lakes, and data warehouses. Exposure to data science concepts ...

Site Reliability Engineer

Hiring Organisation
Searchability
Location
Wigan, Lancashire, England, United Kingdom
Employment Type
Full-Time
Salary
£65,000 - £70,000 per annum
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 ...

Site Reliability Engineer

Hiring Organisation
Searchability (UK) Ltd
Location
Wigan, Greater Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£70,000
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 ...

Senior Specialist Engineer (SRE)

Hiring Organisation
UK Health Security Agency
Location
Birmingham, Leeds, Liverpool, London (Canary Wharf), United Kingdom
Employment Type
Permanent
Salary
£41983.00 - £52113.00 a year
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 ...

Senior Backend Developer

Hiring Organisation
Acorn Insurance
Location
Liverpool, Merseyside, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£75,000
depending on experience We're looking for a passionate Senior Backend Developer who thrives on solving complex problems and building systems that scale. You'll be at the forefront of creating next-generation backend services that genuinely make a difference for our customers and business. In this role … Bonus: Clean Architecture Understanding Clean Architecture and Mediator Pattern is a huge plus! If you have it, you'll help us build maintainable, testable systems that follow industry best practices. Our Tech Stack: Backend: C#, .NET 8.0, ASP.NET Core Database: SQL Server, Entity Framework Infrastructure: Docker, Azure Tools: Unit ...

Senior Software Engineer (Kotlin)

Hiring Organisation
Understanding Recruitment
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£95,000
solve complex problems that contribute to a greener, more sustainable world? ???? Join a high-calibre engineering team building modern, customer-facing and energy-focused systems in one of the UK's most exciting clean tech companies. You'll join one of their core teams, diving deep into production systems … driving long-term architectural decisions that support scale, resilience and product growth. What You'll Do Design, build and evolve platform architecture across distributed systems. Analyse production systems to uncover and resolve performance issues. Contribute to backend design using Kotlin (or JVM), supporting a polyglot mindset. Collaborate across ...

Technical Lead

Hiring Organisation
83zero Limited
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
next level. Why This Role? This isn't just another leadership position. You'll own the technical vision for a serverless, event-driven, globally distributed platform on AWS. You'll lead a talented, distributed engineering team, shape high-performance APIs, and build systems that scale fast … high-scale, cloud-native PaaS Drive CI/CD, automation, observability, and reliability Design and maintain secure, performant public APIs Build real-time, distributed systems on AWS (Lambda, DynamoDB, Kinesis, ECS/EKS) Mentor a cross-functional team and raise engineering standards Prototype and ship features that deliver ...

Head of DevOps

Hiring Organisation
83zero Ltd
Location
London, United Kingdom
Employment Type
Permanent
Salary
£90000 - £110000/annum Plus benefits
next level. Why This Role? This isn't just another leadership position. You'll own the technical vision for a serverless, event-driven, globally distributed platform on AWS. You'll lead a talented, distributed engineering team, shape high-performance APIs, and build systems that scale fast … high-scale, cloud-native PaaS Drive CI/CD, automation, observability, and reliability Design and maintain secure, performant public APIs Build real-time, distributed systems on AWS (Lambda, DynamoDB, Kinesis, ECS/EKS) Mentor a cross-functional team and raise engineering standards Prototype and ship features that deliver ...

DevOps Lead

Hiring Organisation
83zero Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
join their journey. This is a hands-on leadership role where you'll own the technical direction of a serverless, event-driven, globally distributed platform built on AWS. You'll lead a distributed engineering team, shape high-performance APIs, and build systems that scale hard … high-scale, cloud-native PaaS. Champion CI/CD, automation, observability, and reliability. Design and maintain secure, performant public APIs. Build real-time, distributed systems on AWS (Lambda, DynamoDB, Kinesis, ECS/EKS). Mentor a cross-functional team and elevate engineering standards. Prototype and ship features that ...

Software Engineer (Kotlin)

Hiring Organisation
Understanding Recruitment
Location
Central London, London, United Kingdom
Employment Type
Contract
Contract Rate
£80,000
solve complex problems that contribute to a greener, more sustainable world? ???? Join a high-calibre engineering team building modern, customer-facing and energy-focused systems in one of the UK's most exciting clean tech companies. You'll join one of their core teams, diving deep into production systems … driving long-term architectural decisions that support scale, resilience and product growth. What You'll Do Design, build and evolve platform architecture across distributed systems. Analyse production systems to uncover and resolve performance issues. Contribute to backend design using Kotlin (or JVM), supporting a polyglot mindset. Collaborate across ...

Software Engineer Kotlin

Hiring Organisation
Understanding Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£65,000 - £80,000 per annum
solve complex problems that contribute to a greener, more sustainable world? Join a high-calibre engineering team building modern, customer-facing and energy-focused systems in one of the UK's most exciting clean tech companies. You'll join one of their core teams, diving deep into production systems … driving long-term architectural decisions that support scale, resilience and product growth. What You'll Do Design, build and evolve platform architecture across distributed systems. Analyse production systems to uncover and resolve performance issues. Contribute to backend design using Kotlin (or JVM), supporting a polyglot mindset. Collaborate across ...

Typescript Engineer

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £560 per day
looking for a TypeScript Engineer to help shape the services and tooling behind this transformation. The team's mission is to replace legacy systems with clean, event-driven services and provide consistent, reliable data to applications across the business - from customer-facing products to operational systems. The Role … work closely with engineers, analysts, and product specialists to design scalable services, contribute to architectural improvements, and help evolve the company's approach to distributed data and developer experience. Day-to-day responsibilities include: Designing and implementing backend services in TypeScript using Node.js (REST, GraphQL, workers, event-driven consumers ...

Software Development Engineer in Test (SDET)

Hiring Organisation
4Square Recruitment Ltd
Location
Leatherhead, Surrey, England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £60,000 per annum
regression testing. Hands-on experience with API testing tools ( Postman, REST Assured ) and performance tools ( JMeter, Gatling ). Familiarity with CI/CD systems ( Bitbucket, Jenkins, TeamCity ) and containerisation ( Docker, Kubernetes ). Proficiency with Git and modern version-control practices. Desirable Skills Experience with cloud platforms (AWS preferred). … Understanding of microservices, distributed systems, and event-driven architecture. Experience with contract testing frameworks such as Pact . Familiarity with observability tools ( Prometheus, Grafana, Datadog ). Background in performance optimisation and scalability testing. Exposure to security testing or DevSecOps practices. Soft Skills Strong analytical and problem-solving capabilities. ...

Low Latency C++ Engineer - Crypto

Hiring Organisation
Understanding Recruitment
Location
United Kingdom
Employment Type
Permanent, Work From Home
chance to join one of the world's leading crypto trading platforms and a team known for its cutting-edge low-latency systems and lightning-fast execution speeds. They're looking for engineers who thrive in high-performance, high-ownership environments. You'll work alongside some of the brightest … minds in trading tech, designing and building distributed C++ systems that handle massive throughput with ultra-low latency. If you've honed your craft in a fast-paced, high-frequency environment, this could be your next big move. What they're looking for: Expert-level C++ experience (ideally ...