76 to 100 of 1,812 Distributed Systems Jobs in the UK

Senior Java/Kotlin Software Engineer - London

Hiring Organisation
Zopa
Location
London, UK
Employment Type
Full-time
Instagram @zopalifeThe engineering challengeOur 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 … codeAn advocate of test-driven development or, even better, behaviour-driven development. A strong commitment to quality is essentialYou've worked on large scale distributed software systems that have proven scalability and complex topologiesEnjoy talking to key stakeholders and understand and show passion for the business objectives ...

2026 Q4 UK Java Pipeline

Location
Greater London, England, United Kingdom
complete trade lifecycle across multiple asset classes and international markets. This is an opportunity to solve complex engineering challenges at scale, developing the systems that sit at the heart of trade matching, clearing, settlement and reconciliation. You'll also play a key role in evolving the firm's broader … next-generation analytics. Working alongside exceptional engineers in London and New York, you'll help drive the firm's modernisation strategy, contributing to distributed systems, cloud-native architectures, advanced analytics and AI-driven initiatives that directly influence trading operations worldwide. What You’ll Be Doing We're partnering ...

Senior Software Engineer

Hiring Organisation
Visa
Location
Basingstoke, Hampshire, UK
Employment Type
Full-time
Role At Visa, our Middleware Product Reliability Engineering (PRE) team is evolving into a modern software engineering organization focused on building intelligent, scalable systems that keep critical platforms running globally. This is a hands-on engineering role where you'll design and build software that improves reliability, automation, observability … resilience across Visa's middleware ecosystem. If you enjoy writing production-grade code, solving complex distributed systems problems, and seeing your work operate at real-world scale, this role is for you. Why This Role Stands Out Global impact from day one - your work supports critical payment systems ...

Deployment Engineering Director, Systems Engineering New UK

Location
United Kingdom
future. About The Role We are seeking a Deployment Engineering Director to lead and scale a high-performing engineering team responsible for core platform systems used across the company. You will drive multi-quarter platform initiatives that improve delivery velocity, system reliability, and product quality through systems validation. … engineering quality and operational excellence. What You'll Be Doing Lead and scale a high-performing engineering team responsible for core platform systems used across the company. Define and drive multi-quarter platform initiatives that improve delivery velocity, system reliability/quality based on systems validations, and evolve ...

Fractional Lead Graph Engineer

Hiring Organisation
Elliot Marsh
Location
Central London, London, United Kingdom
Employment Type
Part Time
detection of risk and anomalies. The business is now building the technical foundations of the platform and is looking for an experienced graph and distributed systems specialist who can provide senior-level expertise on a fractional basis. Fractional Lead Graph Engineer The Role: The Fractional Lead Graph Engineer … infrastructure specialists, transferring knowledge into the wider engineering team Fractional Lead Graph Engineer You: - Significant commercial experience designing and scaling enterprise graph databases, distributed data systems or high-volume event-driven backends - Strong production experience with Neo4j and graph query languages such as Cypher or Gremlin - Deep understanding ...

Fractional Lead Graph Engineer

Hiring Organisation
Elliot Marsh Head Hunting Partners
Location
London, South East England, United Kingdom
Employment Type
Part-Time
Salary
Salary negotiable
detection of risk and anomalies. The business is now building the technical foundations of the platform and is looking for an experienced graph and distributed systems specialist who can provide senior-level expertise on a fractional basis. Fractional Lead Graph Engineer – The Role: The Fractional Lead Graph Engineer … infrastructure specialists, transferring knowledge into the wider engineering team Fractional Lead Graph Engineer – You: - Significant commercial experience designing and scaling enterprise graph databases, distributed data systems or high-volume event-driven backends - Strong production experience with Neo4j and graph query languages such as Cypher or Gremlin - Deep understanding ...

Senior Product Engineer

Hiring Organisation
Burns Sheehan
Location
City of London, London, United Kingdom
Platform | 10x ARR since last year Remote-first (UK) with hybrid London office option Up to £125,000 + equity Typescript/Node, GCP, distributed systems Senior Product Engineer - We’re working with a rapidly scaling AI-native SaaS company who raised an impressive Series B round … product and customers. The Senior Product Engineer As a Senior Product Engineer , you’ll be at the heart of designing, building, and scaling backend systems that power a complex, AI-driven product. You’ll work across the stack with a focus on backend engineering, solving challenging technical problems while ...

Senior Software Engineer - iCloud Platform - Observability

Location
Greater London, England, United Kingdom
experienced Software Engineer to help develop the next-generation of Apple's cloud services platform and infrastructure. You will be working on foundational systems that power iCloud services, including distributed data platforms, storage systems, and a unified observability infrastructure that standardizes monitoring and telemetry approaches across … highest priority on user experience and data privacy. Description We're looking for engineers with a strong track record of building fault-tolerant, distributed systems, and the judgment to operate confidently in a complex, high-scale environment. Our engineers demonstrate unique leadership skills and can excel ...

Software Development Engineer - Personalisation

Location
Greater London, England, United Kingdom
real-time recommendations, offers, targeting, andexperimentation across our web, mobile, and in-store channels.Our platforms combine real-time data, machine learning, and large-scale distributed systems toturn customer insights into intelligent decisions in milliseconds. You'll work on complexengineering challenges spanning streaming data, low-latency decisioning services … MLpowered systems, while collaborating closely with product, data science, and analytics teams. This is an opportunity to build technology at significant scale, influence the evolution of ourpersonalisation platform, and directly impact how millions of customers discover, shop, and savewith Tesco. You will be responsible for · Building low-latency, high ...

Software Developer - Data Platform & Distributed Systems

Location
Crawley, England, United Kingdom
that efficiently and responsibly resolve complex natural resource, digital, energy transition and infrastructure challenges.#**Job Details**Viridien is seeking a **Software Developer - Data Platform & Distributed Systems** to contribute to the design and development of a distributed, microservices-based platform supporting data cataloguing, metadata management, and high-volume … Kubernetes, using technologies such as MongoDB, PostgreSQL, Kafka, Redis, and Golang.#**About The Team**You will join a team focused on building scalable, distributed data platforms that support high-volume, data-intensive workflows.The team works across backend engineering, infrastructure, and data systems, collaborating to deliver reliable, high-performance ...

Quant Linux Systems Engineer

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
Quant Linux Systems Engineer120,000 – 160,000Quant Capital is urgently looking for a talented Senior Linux Engineer to join our client's Quant Systems team in London. Our client is a well-known and highly regarded organization in the high-performance trading and research infrastructure space. … currently seeking motivated individuals with a strong background in Linux systems and extensive experience managing complex, large-scale compute environments. As a Senior Linux Engineer, you will play a critical role in designing, maintaining, and optimizing the client's advanced technology platforms that support both trading and research operations. ...

Site Reliability Engineer III JBLE1 NI

Hiring Organisation
CME Technology Support Services Ltd
Location
Belfast, UK
Title: Site Reliability Engineer (SRE) III - Platform Engineering & Systems Reliability The Role: CME Group is seeking a Site Reliability Engineer (SRE) III to engineer reliability for our Google Cloud (GCP) infrastructure, Middleware Platform Engineering team, and core technology foundations powering our Clearing, Risk, and derivatives applications. In this role … will help build resilient, automated systems that combine ultra-low latency with high-concurrency performance, enabling CME's product teams to innovate will work alongside senior engineers, mentor junior colleagues, engage in the dynamic operation of production systems, and assist in driving our cloud transformation. What You Will ...

Site Reliability Engineer III

Location
Belfast City District, Northern Ireland, United Kingdom
Title: Site Reliability Engineer (SRE) III – Platform Engineering & Systems Reliability The Role: CME Group is seeking a Site Reliability Engineer (SRE) III to engineer reliability for our Google Cloud (GCP) infrastructure, Middleware Platform Engineering team, and core technology foundations powering our Clearing, Risk, and derivatives applications. In this role … will help build resilient, automated systems that combine ultra-low latency with high-concurrency performance, enabling CME's product teams to innovate safely at scale. You will work alongside senior engineers, mentor junior colleagues, engage in the dynamic operation of production systems, and assist in driving our cloud ...

Technical Lead (Java/.Net)

Location
United Kingdom
compliance platform to improve customer experience, increase engineering velocity, and scale global operations efficiently. As a Technical Lead, you will join a globally distributed team to architect distributed systems and embed applied AI into our core products. You will sit within the E-invoicing and Live Reporting … future of compliance. This role is fully remote. #LI-REMOTE What Your Responsibilities Will Be Architect and deliver scalable, secure backend and frontend systems that support our global compliance platform. Lead technical design discussions and influence architectural decisions, collaborating cross-functionally to solve complex technical challenges. Increase development efficiency ...

Head of Markets Finance Desk Technology (Director)

Hiring Organisation
Citigroup
Location
London, UK
Employment Type
Full-time
booking, settlements, inventory/position management, collateral optimization, liquidity and risk management. Architecture & Design: Own the architecture and design of enterprise applications, focusing on distributed systems, and scalable solutions that adapt to changing market conditions. Ensure adherence to technical design, application development standards, and quality processes. Project & Product … operations stakeholders, and other partner technology teams to gather requirements, manage expectations, and deliver effective solutions. Identify and mitigate potential risks related to systems, processes, and regulatory compliance. System Optimization: Identify system bottlenecks and deficiencies, devising and implementing robust solutions to enhance resiliency, performance, and scalability. Provide technical consultation ...

Head of Markets Finance Desk Technology (Director)

Location
Greater London, England, United Kingdom
booking, settlements, inventory/position management, collateral optimization, liquidity and risk management.* **Architecture & Design:** Own the architecture and design of enterprise applications, focusing on distributed systems, and scalable solutions that adapt to changing market conditions. Ensure adherence to technical design, application development standards, and quality processes.* **Project & Product … operations stakeholders, and other partner technology teams to gather requirements, manage expectations, and deliver effective solutions. Identify and mitigate potential risks related to systems, processes, and regulatory compliance.* **System Optimization:** Identify system bottlenecks and deficiencies, devising and implementing robust solutions to enhance resiliency, performance, and scalability. Provide technical consultation ...

Golang Software Engineer

Location
Greater London, England, United Kingdom
management, execution workflows and trading infrastructure used by institutional clients globally. You'll be joining an engineering-first environment with significant ownership, working on distributed systems, cloud-native architecture and business-critical platform capabilities. Key Responsibilities Design, develop and maintain backend applications using Golang Build scalable services supporting … digital asset trading systems Develop APIs, microservices and distributed backend infrastructure Collaborate with Product and Engineering teams to deliver new platform capabilities Improve system performance, reliability and scalability Contribute to architecture, technical design and engineering best practices Skills & Experience Commercial experience developing software with Golang Strong backend engineering ...

Senior Software Engineer

Hiring Organisation
Hackajob Ltd
Location
Altrincham, Cheshire, North West, United Kingdom
Employment Type
Permanent
Senior Software Engineer, you should have experience with: Designing, building, and operating Event Fabric capabilities that support asynchronous, loosely-coupled integration across distributed systems, including the delivery of production-grade platform components from proof-of-concept through to enterprise adoption. Contributing to event standards, patterns, and best practices … such as Azure and GCP. Some other highly valued skills may include: Hands-on Java engineering experience, building high-quality, maintainable, and well-tested systems, including the design and delivery of distributed systems using event-driven and asynchronous communication patterns. Practical experience with microservices and API design ...

Lead Java Developer

Location
Swansea, Wales, United Kingdom
high-performing backend applications using Java and Spring Boot . Design and implement RESTful APIs and microservices-based solutions . Develop and integrate distributed services using APIs, messaging platforms, and event-driven architectures. Ensure applications meet required security, performance, reliability, and maintainability standards. Troubleshoot complex technical issues and provide … MySQL, MongoDB , or similar. Strong understanding of application security, authentication, authorization, and secure coding practices. Experience with performance tuning, monitoring, troubleshooting, and optimisation of distributed systems . Strong knowledge of Git, branching strategies, and Agile/Scrum methodologies . Experience designing scalable, resilient, and highly available enterprise applications. ...

Sr. Software Engineer, Cloud Platform

Location
United Kingdom
efficient at scale. You will bring deep expertise in at least one infrastructure domain, such as compute and workload orchestration, networking, storage and stateful systems, or cloud control planes, and apply it across our multi‐account, multi‐region AWS environment. You will lead work such as modernizing compute … expect you to be an expert in every infrastructure domain. We are looking for engineers who have built and operated critical systems at significant scale, understand how infrastructure fails, and can use that experience to improve both our platforms and our engineering practices. You should apply if: You want ...

Senior Platform Software Engineer - SRE

Location
Greater London, England, United Kingdom
that millions of learners and tutors rely on every day. Our platform handles over 20bln requests per month, and we combine software engineering, distributed systems and cloud infrastructure to keep it reliable at scale while making it faster and easier for engineering teams to build … part of the SRE team, you’ll focus on: Reliability at scale: maintaining high availability while traffic continues to grow. Platform scalability: evolving the systems that support Preply as our product and engineering organisation grow. Developer productivity: building core services and tooling that help engineers ship safely and quickly ...

Distributed Network Engineer/Architect

Location
Greater London, England, United Kingdom
supporting a fast-scaling semiconductor company developing next-generation networking and security technology. They are looking to hire an experienced Distributed Network Engineer/Architect to join their fast growing team in London. This is a hands-on staff engineer position with ownership of distributed networking architecture … design decisions that span multiple teams, acting as the fulcrum across their networking, security and distributed system teams. You will be taking technical (Design/Architecture/Implementation) ownership over large-scale network and control plane systems that operate at global scale across cloud and networking domains, defining ...

Senior Software Engineer - Data

Hiring Organisation
Elliptic
Location
London, UK
Employment Type
Full-time
want to help define the future of finance? Are you a strong software engineer who's passionate about data, distributed systems, and delivering impact at scale? Are you looking for a values-driven company that invests in its people and gives you the autonomy to shape critical systems … transform how we build and work every day to deliver on our market opportunity. Put another way our teams iterate alongside agentic systems applying judgement to build world class systems. What that looks like for this role is set out below. The impact you will haveOur data and intelligence ...

Software Development Engineer III, Fiat Payments (Backend)

Location
Greater London, England, United Kingdom
Tether, and Animoca Brands About the role Transak's Fiat/Payments team builds and operates the rails that move money between traditional banking systems and crypto — ACH, SEPA, Faster Payments, wires, virtual accounts, and card rails. As an SDE 3, you will own critical, high-throughput payment microservices … design, build, scale, and operate systems that move real money for users across multiple currencies and jurisdictions, with US,UK/EU regulatory and global banking-partner requirements as a core part of the job. This is a senior individual-contributor role calibrated against SDE 3/Senior Engineer ...

c# developer in cloud-native architectures

Location
Greater London, England, United Kingdom
engineering, life sciences, and financial services. Задачи: Develop and maintain C# applications using .NET and ASP.NET frameworks; Build and integrate APIs and microservices within distributed system architectures; Contribute to CI/CD pipeline implementation and automation using modern tooling; Work with cloud platforms such as Azure … United Kingdom; Nice to have: Microsoft Certified: Azure Developer Associate or Microsoft Certified Solutions Developer (MCSD), experience with containerisation (Docker, Kubernetes), knowledge of distributed systems, event-driven architecture or messaging patterns, familiarity with Java, Python or F5, experience with infrastructure-as-code tools such as Terraform, understanding ...