776 to 800 of 1,669 Distributed Systems Jobs in the UK

DevOps Engineer

Location
City of Westminster, England, United Kingdom
potential production issues to uphold SLA commitments Embed security-first principles into infrastructure architecture, automation design, and day-to-day operations Design and maintain systems for operational administration, backup, disaster recovery, and performance/security monitoring Collaborate cross-functionally as a hands-on contributor - giving and receiving feedback openly … pipelines (GitHub Actions and ArgoCD preferred) Solid understanding of monitoring, networking, and security, with depth in at least one area Strong command of Linux systems Bonus Points: Experience managing high-availability, multi-AZ, and multi-region environments Experience architecting and building internal developer tooling Experience building observability tooling, dashboards ...

Full Stack Engineer + AI / AI Tooling BetterMe Responds Quickly $$$$

Location
United Kingdom
physical activity experience of our users: workouts, workout plans, fitness data, and integrations.You will build and improve product features, enhance content management systems, and contribute to the reliability and scalability of our applications. The role combines backend and frontend development with product ownership and the use of AI-assisted … quality delivery. **Your impact:*** Implement and enhance features from conception through to deployment, ensuring they meet strategic business objectives.* Design and develop content management systems using React, Vue, and JavaScript, dedicating approximately 50% of your time to frontend tasks and leveraging AI-assisted tools to accelerate development where appropriate. ...

Senior Backend Architect: Wallet & Global Accounts

Location
Greater London, England, United Kingdom
wallet and the accounts infrastructure that the rest of NALA stands on. We need a strong Senior/Lead Engineer (ideally with financial systems experience) who can take ownership of figuring out the right ways to build a robust wallet & foundation that can scale with us. 🎯 Your Responsibilities … milestones, and keeping projects moving end to end Make pragmatic trade-offs: move fast where we can, protect correctness where we must (especially in systems handling real customer money) Join our on-call rota once a month for 1 week (This will be fully compensated + post onboarding) 🚫 Read ...

Senior Software Engineer, Backend (International)

Location
Greater London, England, United Kingdom
over time, with no hidden fees, no surprises, and no tradeoffs on what matters most. The Payments International Engineering team builds and operates the systems that enable bank and card payments across Affil’s international markets. Based in Europe, with teammates across the UK, Spain and Poland, we give … solutions that support Affil’s international ambitions. We work closely with product and engineering teams across Affil, connecting the customer experience with the financial systems behind it. We own our work from design through to production, combining the pace of international expansion with the reliability, security and operational readiness ...

Staff Platform Software Engineer Location: London

Location
Greater London, England, United Kingdom
standards, aligning stakeholders, de-risking complex technical decisions, and landing changes in production. Extensive hands‐on experience designing, building, maintaining, and troubleshooting high-traffic distributed systems in production. Deep experience with DevOps and cloud infrastructure (preferably AWS): networking basics, identity and access patterns, infrastructure automation, and operational best … practices. Experience with CI/CD systems, build and test reliability, artifact management, and developer workflows. Strong foundations in reliability engineering: observability, alerting, incident response, capacity planning, and automation-driven prevention. Communication and technical influence - articulates complex tradeoffs clearly, drives alignment through RFCs, and influences technical direction across teams. ...

Staff Software Engineer

Location
Greater London, England, United Kingdom
Managers. Qualifications Staff-level engineering background with deep expertise in .NET, Java, TypeScript and React, and a proven record delivering large-scale, production-grade systems using A/B testing. Experience designing and operating large-scale distributed systems on AWS (or similar), including secure development, data protection … compliance, and enterprise architecture. Strong modern frontend expertise: component architecture, design systems, responsive design, accessibility (WCAG), and client-side state management. Hands-on experience with enterprise/SaaS web platforms using microservices and micro-frontends, covering performance (Core Web Vitals, rendering, code splitting, CDN), API integration (REST, OpenAI, Bedrock ...

Senior/Principal Product Manager - MLOps

Location
Greater London, England, United Kingdom
operate AI-native infrastructure platforms engineered for sovereignty, performance, and scale — powering GPU-native workloads, multi-tenant control planes, and high-performance AI systems for the most demanding environments. We are building purpose-built AI infrastructure from powered land, to compute, to software. As we scale our operations … MLOps products, developer platforms, or AI infrastructure. Strong understanding of ML engineering and model lifecycle workflows. Strong technical fluency across: ML infrastructure: GPU compute, distributed training, inference, model serving Orchestration: Kubernetes, containers, schedulers, distributed workloads ML platforms: experiment tracking, model registries, pipelines, lifecycle management Developer experience: APIs, SDKs ...

Staff Software Engineer -Backend

Location
Greater London, England, United Kingdom
technology that powers our mission to eliminate identity fraud. This is a high-impact role for an engineer who enjoys solving complex problems, building systems at scale, and influencing technical direction beyond a single team. We're looking for someone who combines strong hands-on engineering with Staff-level … Engineering, Product, Infrastructure, and Data Science to deliver impactful solutions. Drive architectural decisions and improve engineering standards and practices. Build secure, observable, and resilient distributed systems. Mentor engineers and raise the technical bar across the team. Solve challenging production and performance problems at scale. What We’re Looking ...

Golang Engineer

Location
Greater London, England, United Kingdom
Golang (PHP experience is a bonus) Proven experience designing and operating microservices architectures, ideally in production fintech or payments environments Solid understanding of concurrent, distributed systems and high throughput transaction processing Experience with event driven architectures and messaging systems (e.g. Kafka, RabbitMQ) Strong experience working with relational ...

Software Engineering Manager - Identity

Hiring Organisation
Marks & Spencer
Location
United Kingdom, UK
Employment Type
Full-time
embodiment of 'solving problems through technology' with key responsibilities as follows: Software Development & Architecture: Responsible for design and architectural decisions, developing scalable and distributed systems, and driving legacy migrations. Focused on optimizing deployment pipelines to enhance efficiency and reliability. Team Management: Build, mentor, and manage a high-performing … Maintenance: Establish and enforce quality standards, ensuring software products meet performance, reliability, and usability requirements. Oversee the maintenance and support of existing software systems, ensuring prompt resolution of issues and bugs. Who You ArePrevious polyglot hands-on senior software engineerExperience working on highly scalable software solutions across ...

Security engineer, detection and response (UK)

Location
Greater London, England, United Kingdom
staff detection and response engineer and help protect the AI infrastructure that's transforming how the world works. You'll build sophisticated detection systems that identify attacks targeting our AI platform, training data, and model deployments while creating automated response capabilities that scale with our explosive growth. This … just traditional security work – you're defending cutting‐edge AI/AGI systems against adversaries who are evolving their tactics as fast as AI itself advances. This role combines hands‐on security engineering with strategic thinking to stay ahead of novel threats that don't exist in textbooks yet. ...

Senior AI Software Engineer

Location
Bicester, England, United Kingdom
capabilities into applications.* Experience designing, developing, testing and maintaining production-quality cloud-native software systems.* Good understanding of software architecture, APIs, databases, distributed systems, automated testing, CI/CD and modern development practices.* Ability to take ownership of complex technical problems and deliver pragmatic, maintainable solutions … fast-paced environment.* Fluent written and spoken English.* Experience with cloud platforms, Kubernetes, infrastructure as code, deployment automation, platform operations, streaming systems, data-focused applications or ML Opsconcepts.* Experience in motorsport, high-performance engineering, aerodynamics, simulation, telemetry or other complex engineering domains would be beneficial but is not mandatory.Interested ...

Staff Engineer, EU Infrastructure

Location
Greater London, England, United Kingdom
Python or a similar language to build maintainable tools and automation. Experience with infrastructure as code (we use Terraform) and with designing systems that other engineering teams depend on. A track record of leading complex technical work across teams, including architectural decisions, delivery, and operational follow‐through. You have … breadth to collaborate and design across team and domain boundaries, and the depth to have hands‐on impact. Strong judgment on trade‐offs in distributed systems, networking, security, reliability, and cloud cost. Clear communication, and the ability to bring people together around a practical technical direction. What ...

Network Production Engineer, Network.AI

Location
City of Westminster, England, United Kingdom
demands. In this role, you will be part of a team that is responsible for conceiving design solutions, developing and deploying network software, systems, and tools that keep the network operating at maximum reliability, scalability, and efficiency.This role offers an opportunity to solve scaling challenges supporting billions of people … Computer Science, Computer Engineering, relevant technical field, or equivalent practical experience6+ years of experience planning, designing, building, and/or operating scalable and reliable systems and/or networksExperience coding in at least one programming language (e.g., Python, C++, Go, Rust, or Java) and rapidly learning new development languages ...

Lead Backend Engineer (Routing Squad)

Location
Greater London, England, United Kingdom
HIVED’s Routing Squad, you’ll lead the team tackling some of the most complex and intellectually demanding problems in computer science – building systems that decide how parcels move through the city efficiently, reliably, and at scale. This is a rare opportunity to combine deep engineering expertise, optimisation thinking … Doing Lead the Routing Squad across technical strategy, delivery, team leadership, and execution of squad goals. Own the technical direction for systems supporting routing optimisation, supply‐demand matching, parcel distribution, forecasting, and planning. Translate business priorities and operational needs into clear technical strategy, measurable outcomes, and pragmatic execution plans. ...

Backend Technical Expert, Gaming

Location
Greater London, England, United Kingdom
C++ or Golang is preferred), with strong experience in threads, coroutines, and building high‐performance, high‐concurrency, and highly available systems. Familiar with distributed systems and core backend technologies such as microservices architecture, message queues (such as Kafka/RabbitMQ), and service discovery (such as Etcd/ZooKeeper … preferred. Practical experience with cloud platforms (such as AWS/GCP/Azure), understanding their mainstream services and architectures, and capable of designing backend systems based on actual application scenarios. Experience with common CI/CD tools, such as Jenkins, Ansible, Kubernetes, etc. Equal Employment Opportunity As an equal ...

Senior Java/FIX Engineer - IG Prime

Location
City Of London, England, United Kingdom
would lead on. That means real-time price distribution, order and execution flow, and reference data, running continuously through the trading day. When these systems degrade, clients notice immediately — so resilience, correctness and latency aren't aspirations here, they're the job. You'll join at a genuinely interesting … cloud-native trading APIs alongside modernising our existing FIX estate. There's greenfield work and there's hard, high-stakes work on live systems, and you'd get both. What you’ll do: Design and build new trading and market-data APIs — REST, streaming and FIX — used directly ...

AI Platform Engineer

Location
Greater London, England, United Kingdom
drive technical delivery while mentoring junior engineers. To be successful as a AI Platform Engineer, you must have the following essential skills; Cloud-native distributed systems - designing and owning platform subsystems end-to-end Extensive Python (FastAPI/asyncio) or Go/Java skills - building production APIs … gateway platforms OPA/Rego policy-as-code AI safety controls, including guardrails, prompt injection defence, and content filtering Zero Trust and identity systems, including EntraID and OAuth2/OIDC You may be assessed on the key critical skills relevant for success in role, such as risk and controls ...

Lead Software Engineer - Backend Engineer - 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 ...

Principal Infrastructure Engineer

Location
Greater London, England, United Kingdom
something is wrong before our users do. What You Bring Experience: Many years in infrastructure, platform, SRE or DevOps roles running high-traffic, distributed systems in production. You have operated at Principal or Staff scope, setting direction across teams as well as delivering. Kubernetes depth: You have … knowledge and fluent Terraform. Coding experience in Go or Python is a plus. Communication: A doc-first habit, and the ability to bring distributed product teams with you. AI first: you will have seen the impact AI automation is having on development teams and the software delivery lifecycle ...

Software Development Engineer III

Location
Greater London, England, United Kingdom
learn new ones **“I can succeed as a Software Development Engineer at Capital Group”**As a Software Development Engineer, you will design and implement distributed systems to make Capital Group’s investment process measurably more efficient and effective. You will design and own services and launch critical features … function.* You collaborate effectively to support team strategy, contributing to architecture and technology choices.* You bring a cloud-first approach to designing robust, distributed, and scalable services for both data processing and calculation.* You set the standard for quality, simplicity, test coverage, and documentation.* You work to identify ...

Software Engineer Northern Ireland Remote

Location
Northern Ireland, United Kingdom
solution design and architecture, with a focus on addressing technical debt, reliability, and system performance. Investigate, understand, and improve interactions between large and complex systems, including integrations with financial platforms. Collaborate closely with product managers, designers, and stakeholders to translate customer needs into technical solutions. Proactively monitor and improve … writing and maintaining unit and integration tests, demonstrating an understanding of test-driven development (TDD) principles (e.g., NUnit, Jest). Deeper understanding of distributed systems, including building scalable and resilient services (e.g., Redis, Kafka, AWS infrastructure). Strong problem-solving skills and collaborates effectively with team members, product ...

Lead Software Engineer - Cloud

Location
Glasgow, Scotland, United Kingdom
with Kubernetes, including workload scheduling, services and networking, storage, role-based access control, upgrades, cluster operations, and troubleshooting Solid cloud development experience, including designing distributed systems, deploying and operating services in cloud environments, and understanding of reliability and scaling principles Proficiency in Go and Python, with the ability … multi-cluster tooling Familiarity with infrastructure-as-code and automation practices, including tools such as Terraform, Helm, Kustomize, Argo CD, Flux, or continuous integration systems Experience with observability stacks and site reliability engineering practices, including service level indicators and objectives, incident response, and post-incident reviews Exposure to regulated ...

Core AI Engineering Manager

Location
Greater London, England, United Kingdom
teams’ most powerful ideas. As part of our engineering team, you’ll shape the platforms and tools that drive high‐impact research - designing systems that scale, accelerate discovery and support innovation across the firm. Take the next step in your career. The role The Core AI team owns … infrastructure initiatives Strong communication skills, with the ability to influence stakeholders across technical and business functions Expert C# and Python skills, with experience building distributed systems Deep Kubernetes expertise, including operators, custom schedulers and multi‐tenant cluster management Experience with Docker, Terraform and CI/CD in regulated ...

Senior Engineering Director

Location
Camden Town, England, United Kingdom
members in making a difference in healthcare...every day. We're searching for a London-based, hybrid Senior Engineering Director to join our Quality Compliance Systems (QCS) team, so that we can transform QCS into a modern, scalable, secure and intelligent platform with AI embedded into how products are built … business, with a track record of developing and executing technology strategy to support significant growth. Strong technical depth in modern cloud-native architecture, distributed systems, APIs, integrations, data platforms and scalable SaaS architecture, with substantial hands-on Azure experience (or another major cloud platform). Proven success building ...