1,301 to 1,325 of 2,387 Distributed Systems Jobs in the UK

Software Engineer

Location
Greater London, England, United Kingdom
personalised than ever before. Learn more at geniussports.com The Role – Software Engineer II Key Responsibilities Design, build, test, and maintain small to medium-sized systems or features with a focus on quality, reliability and user impact Work with product managers, designers and engineers to understand requirements and turn them … reviews Write clear, maintainable and well-tested code that follows team standards Work within established architecture patterns while identifying sensible improvements to existing systems Debug and resolve issues across the stack, investigating root causes and seeking support when needed Participate in code reviews, providing constructive feedback and incorporating feedback ...

Senior Software Engineer (Backend)

Hiring Organisation
TripActions
Location
London, United Kingdom
Salary
£ 80 K
first engineering team to drive the architecture of a next-generation corporate expense management platform. In this role, you will scale backend systems powering global commerce, payments, issuing platforms, and payment/money ledgers, while building infrastructure for automated policy management, granular admin controls, and seamless accounting system integrations.What … growth mindset and a passion for delivering elegant solutions to complex problems.What We're Looking For4-6 years of experience building and scaling complex systems in fast-paced, high-growth, or large-scale environments (open to exceptional candidates with less experience).Java & Spring Mastery: Proficiency in Java and Spring ...

Sr Software Engineer, Ads Auctions & Marketplace Optimization

Location
Cambridge, England, United Kingdom
what the Ads Auctions and Marketplace Optimization team does. We build the auction mechanics, the pricing and pacing logic, and the low-latency systems that run them, balancing outcomes for advertisers, publishers, viewers, and Roku on every request. We are growing the team in Cambridge, which is becoming … would be shaping how the UK side of this team works rather than inheriting it. What is the role? You will build the systems that apply mathematical and algorithmic rigour to optimise across multiple objectives, deciding which ads get served, in which placements, and when. The work spans auction ...

Staff Software Engineer (Provenance)

Hiring Organisation
Cloudsmith
Location
Belfast, Down, United Kingdom
Salary
£ 60 K
world's most potent artifact management platform, built by developers for developers. Our platform supports over 30 formats spanning languages, container formats, and operating systems, with enterprise-grade features, including vulnerability and security scanning, world-class policy management and enforcement, and web-scale to handle the Fortune 500. Organizations … building mission-critical infrastructure that powers software delivery for organizations worldwide. We operate at the cutting edge of cloud-native technology, tackling complex distributed systems challenges that directly impact millions of developers. Now is an exciting time to join us as we revolutionize how organizations deliver and secure ...

Principal QA Engineer

Hiring Organisation
Cloudsmith
Location
Belfast, Down, United Kingdom
Salary
£ 60 K
quality practices. The goal is an engineering organization that is permanently more capable: one where quality is an emergent property of how people and systems interact.Key ResponsibilitiesDrive the quality engineering strategy across the platform. You’ll define Cloudsmith’s approach to quality - how we test, what we measure … typically expect 8+ years in QA or quality engineering, with the last few at senior or lead level.Proven experience testing at scale on distributed cloud infrastructure - you’ve worked on platforms with high throughput, complex data flows, or large user bases, with strong working knowledge of AWS. You understand ...

Principal QA Engineer

Location
Belfast City District, Northern Ireland, United Kingdom
That means the goal is an engineering organization that is permanently more capable: one where quality is an emergent property of how people and systems interact. Key Responsibilities Drive the quality engineering strategy across the platform. You’ll define Cloudsmith’s approach to quality - how we test, what … typically expect 8+ years in QA or quality engineering, with the last few at senior or lead level. Proven experience testing at scale on distributed cloud infrastructure - you’ve worked on platforms with high throughput, complex data flows, or large user bases, with strong working knowledge of AWS. ...

Senior Java Engineer

Hiring Organisation
Teksystems
Location
Luton, Bedfordshire, South East, United Kingdom
Employment Type
Contract
Experience * Expert-level knowledge of Java (version 21) and the Spring Boot framework (version 3.6+). * Proven Experience designing, building, and maintaining complex distributed systems and microservices architectures. * Strong hands-on Experience with cloud platforms, specifically AWS, and containerization technologies like Kubernetes (EKS). * A solid understanding … agentic AI, code generation tools, or a strong personal interest and side projects in this area. * Experience in the financial services industry, particularly with systems related to debit/credit cards, is highly desirable. Skills Java springbooth AI aws Help lay the foundations for "spec-based development" and agentic ...

Senior Lead Software Engineer- Java (Tech Lead/Staff Level) - Chase UK

Location
Greater London, England, United Kingdom
delivering an outstanding banking experience to our customers. You will work in a collaborative environment as part of a diverse, inclusive, and geographically distributed team. We are seeking individuals with a curious mindset and a keen interest in new technology. Our engineers are naturally solution‐oriented and possess … optimized for our needs. Keep an eye on performance, making sure we use the right approach to identify and solve problems. Ensure our systems are reliable and easy to operate. Keep us up to date by continuously updating our technologies and patterns. Support the products you've built through ...

Data Architect

Hiring Organisation
Hackajob Ltd
Location
London, United Kingdom
Employment Type
Permanent
data migration approach, data integration approach, data models and data design for any given client Investigate and thoroughly understand the current live applications and systems at any given client site Ensure that the scope, context and constraints are documented and accepted Define and document strategies, standards and guidelines … direct the build and deployment of systems Ensure that agreed upon architectural principles and standards are applied to the finished system or product Define a strategic Data Model across the enterprise and products Propose technical solutions for storing data in distributed systems Create a model that works ...

Senior Lead Software Engineer- Java (Tech Lead/Staff Level) - Chase UK

Location
United Kingdom
delivering an outstanding banking experience to our customers. You will work in a collaborative environment as part of a diverse, inclusive, and geographically distributed team. We are seeking individuals with a curious mindset and a keen interest in new technology. Our engineers are naturally solution-oriented and possess … optimized for our needs. Keep an eye on performance, making sure we use the right approach to identify and solve problems. Ensure our systems are reliable and easy to operate. Keep us up to date by continuously updating our technologies and patterns. Support the products you've built through ...

Principal Engineer (AWS & Java)

Hiring Organisation
London Stock Exchange Group
Location
London, United Kingdom
Salary
£ 80 K
implementation of the most complex and business‐critical changes, setting the standard for quality, performance, and maintainability.Provide hands‐on expertise in Java‐based systems, including concurrency, performance tuning, memory management, and API design.Non‐Functional Ownership & System PerformanceTake a leading role in defining, implementing, and validating non‐functional requirements, including … large‐scale, production systems.Deep, hands‐on expertise in Java (Java 11+ preferred), including JVM behaviour, concurrency, and performance optimisation.Strong, practical experience building and running systems on AWS, with a focus on real‐world operational trade‐offs.Proven ability to implement and operate distributed systems at scale, with particular ...

Principal Engineer (AWS & Java)

Hiring Organisation
London Stock Exchange Group
Location
Nottingham, Nottinghamshire, United Kingdom
Salary
£ 70 K
implementation of the most complex and business‐critical changes, setting the standard for quality, performance, and maintainability.Provide hands‐on expertise in Java‐based systems, including concurrency, performance tuning, memory management, and API design.Non‐Functional Ownership & System PerformanceTake a leading role in defining, implementing, and validating non‐functional requirements, including … large‐scale, production systems.Deep, hands‐on expertise in Java (Java 11+ preferred), including JVM behaviour, concurrency, and performance optimisation.Strong, practical experience building and running systems on AWS, with a focus on real‐world operational trade‐offs.Proven ability to implement and operate distributed systems at scale, with particular ...

Senior Data Engineer

Hiring Organisation
Firstup
Location
London, United Kingdom
Salary
£ 80 K
solutions with product management.Minimum QualificationsBachelor's degree in Computer Science or related field, or equivalent professional experience.8+ years building reliable, high-performance, large-scale distributed systems, with an emphasis on streaming and data pipelines.Experience working with and maintaining multi-tenant SaaS experiences.Experience building natural language interfaces over data … scale analytical data warehouse or query engine: StarRocks, Amazon Redshift, Snowflake, Databricks, or Trino.Expertise writing, optimizing, and analyzing SQL.Hands-on experience building and operating distributed data platforms on AWS or GCP.Hands-on experience with streaming platforms such as Kafka and Spark.Experience scaling data modeling and warehousing.Proficiency in python.Preferred QualificationsExperience ...

Distributed Network Architect — Global Scale

Location
Greater London, England, United Kingdom
Resources in London is seeking an experienced Distributed Network Engineer/Architect to own the distributed networking architecture across multiple teams and act as the fulcrum between networking, security and distributed systems teams. You will take hands-on ownership of large-scale network and control plane … systems spanning global cloud and networking domains, defining strategy for routing, switching, and networking control planes at enterprise and ISP scale. #J-18808-Ljbffr ...

Java GCP Developer

Hiring Organisation
Square One Resources
Location
Basildon, Essex, United Kingdom
Employment Type
Contract
Contract Rate
£460 - £560/day Order 56491
Responsibilities/Objectives Designing and building high-scale backend services using Java Developing secure and resilient identity and access management solutions Working on systems supporting high-volume transactional workloads in a regulated environment Applying Test Driven Development (TDD) throughout the software development lifecycle Required Skills/Experience Strongexperience … other regulated environments Experience with Identity and Access Management (IAM) platforms Knowledge of OAuth, OpenID Connect, SSO, or authentication services Experience with microservices and distributed systems Exposure to cloud platforms such as GCP, AWS, or Azure Disclaimer Not withstanding any guidelines given to level of experience sought ...

Java Developer - Security & Identity

Location
Basildon, England, United Kingdom
Responsibilities/Objectives Designing and building high-scale backend services using Java Developing secure and resilient identity and access management solutions Working on systems supporting high-volume transactional workloads in a regulated environment Applying Test-Driven Development (TDD) throughout the software development lifecycle Required Skills/Experience Strong experience … other regulated environments Experience with Identity and Access Management (IAM) platforms Knowledge of OAuth, OpenID Connect, SSO, or authentication services Experience with microservices and distributed systems Exposure to cloud platforms such as GCP, AWS, or Azure Disclaimer Notwithstanding any guidelines given to level of experience sought, we will ...

Principal Engineer (AWS & Java)

Hiring Organisation
London Stock Exchange Group
Location
Nottingham, UK
Employment Type
Full-time
implementation of the most complex and business‐critical changes, setting the standard for quality, performance, and maintainability. Provide hands‐on expertise in Java‐based systems, including concurrency, performance tuning, memory management, and API design. Non‐Functional Ownership & System PerformanceTake a leading role in defining, implementing, and validating non‐functional … production systems. Deep, hands‐on expertise in Java (Java 11+ preferred), including JVM behaviour, concurrency, and performance optimisation. Strong, practical experience building and running systems on AWS, with a focus on real‐world operational trade‐offs. Proven ability to implement and operate distributed systems at scale, with ...

Principal Engineer (AWS & Java)

Hiring Organisation
London Stock Exchange Group
Location
London, UK
Employment Type
Full-time
implementation of the most complex and business‐critical changes, setting the standard for quality, performance, and maintainability. Provide hands‐on expertise in Java‐based systems, including concurrency, performance tuning, memory management, and API design. Non‐Functional Ownership & System PerformanceTake a leading role in defining, implementing, and validating non‐functional … production systems. Deep, hands‐on expertise in Java (Java 11+ preferred), including JVM behaviour, concurrency, and performance optimisation. Strong, practical experience building and running systems on AWS, with a focus on real‐world operational trade‐offs. Proven ability to implement and operate distributed systems at scale, with ...

Radio Frequency Engineer

Hiring Organisation
Helsing
Location
London, United Kingdom
Salary
£ 70 K
doesn't get to be an afterthought. As an RF Engineer on the Physical Products team, you'll design and integrate the radio frequency systems that make our platforms work in the real, contested electromagnetic environments they're built for, not a clean lab bench. You'll work across … size, and cost trade-offs for a given platform and mission Own link budget analysis for communications, telemetry, and/or seeker/radar systems, translating range, data rate, and reliability requirements into a defensible RF architecture Work on resilience to a contested electromagnetic environment, jamming, spoofing, and interference ...

AI Platform Engineer

Hiring Organisation
Vodafone
Location
London, United Kingdom
Salary
£ 80 K
engineering or developer tooling experience.Skilled in designing and operating developer platforms, CI/CD capabilities and engineering automation solutions.Strong understanding of cloud-native architectures, distributed systems and modern software delivery practices.Experience building reusable platform capabilities that improve developer productivity and software quality.Familiarity with AI-assisted software development tools … delivery tooling.Knowledge of platform security, governance and operational controls.Strong programming, automation and problem-solving capabilities.Passionate about improving developer experience and engineering effectiveness.Able to apply systems thinking to solve organisational engineering challenges through reusable solutions.Effective communicator who can collaborate with engineering teams, technical leaders and platform stakeholders.Not a perfect ...

Senior Lead Software Engineer- Backend Engineer - Chase UK

Location
Greater London, England, United Kingdom
optimized for our needs. Keep an eye on performance, making sure we use the right approach to identify and solve problems. Ensure our systems are reliable and easy to operate. Keep us up to date by continuously updating our technologies and patterns. Support the products you've built through … implementing effective tests (unit, component, integration, end‐to‐end, performance, etc.) Excellent written and verbal communicationskills in English Experience with cloud technologies and distributed systems, RESTful APIs and web technologies. Knowledge of messaging frameworks. Seasoned with operating, supporting and the security of mission critical software applications. Understanding with ...

AI Platform Engineer

Location
Greater London, England, United Kingdom
developer tooling experience. Skilled in designing and operating developer platforms, CI/CD capabilities and engineering automation solutions. Strong understanding of cloud-native architectures, distributed systems and modern software delivery practices. Experience building reusable platform capabilities that improve developer productivity and software quality. Familiarity with AI-assisted software … platform security, governance and operational controls. Strong programming, automation and problem-solving capabilities. Passionate about improving developer experience and engineering effectiveness. Able to apply systems thinking to solve organisational engineering challenges through reusable solutions. Effective communicator who can collaborate with engineering teams, technical leaders and platform stakeholders. ...

Principal Software Architect

Location
West of England, England, United Kingdom
technology stack Identified gaps, risks, and constraints Target architecture aligned to business and product direction Migration and/or retirement proposals for legacy systems Ensure transition plans are: Realistic and incremental Aligned with delivery priorities Understood by engineering and product teams 5. Cross-Domain Alignment & Delivery Support Support effective … Experience, Knowledge, Skills, Abilities, Education) Required Experience 15+ years of experience in software engineering, with significant time in architectural roles Proven experience designing distributed systems across cloud and application layers Strong experience with at least one major cloud platform (Azure, AWS, or GCP), ideally across multiple Experience integrating ...

Senior Backend Engineer - Databases Pyroscope | UK | Remote

Location
United Kingdom
million users and 7,000+ customers – including Anthropic, Bloomberg, NVIDIA, Microsoft, and Salesforce – trust Grafana Labs to ensure reliability of their applications and systems, resolve incidents quickly, and optimize their telemetry to reduce noise and cost. We are a 100% remote company with 1,600+ team members across 40+ … path efficiency improvement, or trace-to-profile correlation, including design, delivery, operations, and customer follow-up. Design, build, and operate core components of a distributed database: ingestion, storage, and query, making sharp trade-offs on performance, cost, and complexity. Wear the product hat. We have no dedicated PM: engineers ...

Senior Software Engineer, Dependency Tracing

Location
City of Westminster, England, United Kingdom
practical experience. 5 years of experience with software development in one or more programming languages. 3 years of experience with developing large-scale infrastructure, distributed systems or networks, or experience with compute technologies, storage or hardware architecture. 3 years of experience testing, maintaining, or launching software products … massive scale, and extend well beyond web search. We're looking for engineers who bring fresh ideas from all areas, including information retrieval, distributed computing, large-scale system design, networking and data storage, security, artificial intelligence, natural language processing, UI design and mobile; the list goes ...