1,076 to 1,100 of 2,039 Distributed Systems Jobs in England

Java/Kotlin Software Engineer - Manchester

Location
Manchester, England, United Kingdom
Engineering Challenge Our Software Engineers don't just write code, they solve real financial problems for millions of customers. You'll work on distributed systems processing thousands of transactions daily, build resilient services that handle people's money, and create experiences that make traditionally complex financial products feel … simple. Your Impact Writing clean, reliable and maintainable backend code using Kotlin Working on scalable cloud-based systems within a product-focused Agile team Collaborating with engineers, product managers and designers to build and ship features Taking part in planning, technical discussions and code reviews Building well-tested services ...

Senior Software Engineer, Data Platform London, UK Apply →

Location
Greater London, England, United Kingdom
Scale sees it in enterprises, startups, governments, and large tech companies. Responsibilities Drive the design, implementation, and reliability of our foundational data platforms and systems, working closely with stakeholders and internal customers to understand and refine requirements. Collaborating with cross-functional teams to define, design, and deliver new features. … providing guidance and insight on development processes and technologies. Qualifications 5+ years of full-time engineering experience, post-graduation with specialties in back-end systems, specifically related to building large-scale data storage, streaming, and warehousing systems. Experience in various database technologies (MongoDB, Postgres), streaming/processing solutions (Kinesis ...

Backend Software Engineer (AI Squad)

Hiring Organisation
Spendesk
Location
London, UK
Employment Type
Full-time
accessGitHub Actions for CIYou do not need to be an ML engineer, but you must be comfortable integrating predictive or generative capabilities into backend systems and user-facing product workflows. Key responsibilitiesBackend services for AI and ML-powered product featuresYou will: Design, build, and operate backend services and APIs … Strong backend engineering skills with TypeScript/Node.js or adjacent technologies. Experience designing APIs and service layers for complex product workflows. Good understanding of distributed systems, async processing, and operational reliability. Practical experience, or strong interest, in integrating predictive models, LLM APIs, or other AI capabilities into product ...

Software Engineer - Digital Assets

Hiring Organisation
Optiver
Location
London, United Kingdom
Salary
£ 80 K
Senior Digital Assets Software Engineer to join our Digital Assets Tech Team in London. In this role, you’ll build and evolve trading systems for cryptocurrency markets, working closely with traders and researchers to deliver solutions in a fast-moving and constantly changing environment.You’ll play a key role … reliability in real-world conditions, your work will directly impact how we trade in this rapidly growing space.What you’ll doDesign and build trading systems for digital asset marketsDevelop and manage connectivity to centralised exchanges such as Binance, Deribit, and OKXWork directly with traders and researchers to prototype ...

Software Engineer

Location
City Of London, England, United Kingdom
your skills significantly faster than in a traditional, highly specialised role. System Design & Architectural Contribution: Partnering directly with the engineering team to tackle complex systems design and actively shape our evolving architecture. Your technical perspective will give you a strong voice in our high-level design choices. You will … pride in the stability of what we ship Your Background Experience: +3 years of commercial software engineering experience, ideally with experience building or maintaining distributed systems or backend APIs. Hands-on Coder: You are a strong practitioner who loves shipping clean, readable code and takes pride in seeing ...

Engineering Manager

Location
Greater London, England, United Kingdom
technical debt in a pragmatic way Technical & Architectural Oversight Act as a technical sounding board on system design, architecture, and trade-offs Ensure backend systems are scalable, reliable, and performant Promote best practices around code quality, testing, observability, and security Partner closely with other teams like DevOps and Product … least 3 years in an engineering management or tech lead role Strong backend background (PHP, Python, Go, Rust or similar), with solid understanding of distributed systems Proven experience leading teams and delivering complex technical projects end-to-end Comfortable discussing system design, APIs, performance, and scalability Experience with ...

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 ...

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 ...

Senior Java Engineer for High-Throughput Trading Platforms

Location
England, United Kingdom
growing team focused on modern, high-performance trading platforms in the energy sector. You will design and develop high-throughput, event-driven trading systems supporting automated and quantitative trading across energy markets. Responsibilities include building core trading components, developing distributed systems, handling real-time market data ...

Senior C# IAM Developer - Auth0, CIAM, AWS - Outside IR35

Hiring Organisation
Smart Sourcer Limited
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
From £700 to £750 per day
flows, anomaly detection, and abuse prevention Contribute to internal security standards, policies, and incident response readiness What You Bring: 10+ years experience building production systems in C# & .NET Deep knowledge of Auth0 (Actions, Rules, Hooks, Universal Login, MFA, RBAC, custom claims) Solid understanding of OAuth2 , OIDC , SAML … grasp of secure coding principles: input validation, secrets management, least privilege, secure session/token handling Ability to design and review threat models for distributed systems Comfortable working in high-autonomy, high-ownership environments Bonus: experience with Terraform, CI/CD security, or penetration testing Why Join ...

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 ...

Senior Backend Engineer - Cloud-Native Microservices (Java)

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 ...

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 ...

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 ...

Lead Platform Engineer – Cloud-Native Distributed Systems

Location
Greater London, England, United Kingdom
Sanderson in London is seeking a Principal Platform Engineer to lead design, deployment, and operation of distributed platforms powering critical services. This hands-on role focuses on cloud infrastructure, AWS, Terraform, and distributed databases, combining technical leadership with close implementation ownership. You will mentor engineers, drive IaC adoption ...

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
Newbury, 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 … 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 ...