601 to 625 of 1,669 Distributed Systems Jobs in the UK

Principal Founding Engineer, AI-Native Product Incubation

Location
United Kingdom
products as they go from 0 → 1 and beyond. This is a hands-on, full-stack role with a strong lean towards scalable backend systems: you will architect products end to end, from backend services, event streaming, and durable workflows through to web and native iOS and Android clients … ideas from 0 → 1: build testable versions quickly to generate evidence, then harden what works for growth. Design, build, and operate scalable backend systems, including gRPC services, event streaming, and durable workflows that serve real-time experiences around live sport. Build platform capabilities, such as social, predictions, and live ...

Senior Site Reliability Engineer

Location
City Of London, England, United Kingdom
Senior Site Reliability Engineer Are you passionate about building resilient, scalable systems that power mission-critical applications? Do you thrive on automating operations, improving reliability, and ensuring exceptional system performance? About the team: Embedded Innovation Teams are cross-functional squads embedded within our segments to rapidly turn internal … performance of our critical platforms and services. You will lead complex reliability initiatives, drive automation efforts to reduce operational toil, and help build resilient systems that deliver exceptional customer experiences. You will leverage your expertise in observability, incident response, and distributed systems to proactively identify and resolve ...

SRE

Location
Hove, England, United Kingdom
AIOps roadmap to enhance operational intelligence and automation. Automate repetitive operational tasks (toil reduction) using scripting, orchestration tools, and automation frameworks. Implement self‐healing systems and automated incident response mechanisms to support autonomous operations. Collaborate with cross‐functional teams to ensure systems are scalable, resilient, and maintainable. Lead … with cloud platforms such as AWS and Azure. Solid understanding of containerization and orchestration technologies, including Docker and Kubernetes. Experience working with cloud‐native distributed systems and microservices architectures. #J-18808-Ljbffr ...

Lead / Principal AI Engineer

Location
Greater London, England, United Kingdom
some of the world's most ambitious brands. As a Lead/Principal AI Engineer, you'll design, build and deliver production-grade AI systems, intelligent workflows and agentic solutions that power modern digital experiences. From consumer-facing applications and connected digital products to intelligent marketing platforms and bespoke … into production-ready technology. You'll bring a strong background in backend or platform engineering, alongside recent, practical experience delivering generative AI and agentic systems into live environments. You'll understand that building a successful AI solution goes far beyond a prototype, requiring robust architecture, evaluation, security, observability ...

Infrastructure Engineer

Location
Greater London, England, United Kingdom
research and compute infrastructure Manage CPU/GPU workloads and large-scale computational environments Build automation, deployment and Infrastructure-as-Code tooling Develop reliable systems for data, compute and research workloads Improve performance, observability, security and reliability Work closely with researchers and engineers to enable rapid experimentation What … looking for We value strong engineering fundamentals over a specific industry background. Essential: Strong Linux and systems engineering experience Programming or scripting skills Experience with cloud, on-premise or HPC infrastructure Infrastructure automation/Infrastructure as Code Strong problem-solving ability Desirable: Kubernetes/Docker AWS, Azure ...

Site Reliability Engineer - Private Cloud Compute

Location
Greater London, England, United Kingdom
Apple don’t just build products — they craft experiences our customers love and depend on. Apple Services Engineering (ASE) builds and supports the systems that make many of these daily experiences possible. If you’ve used Apple products, you’ve likely interacted with us. Private Cloud Compute (PCC) represents … into the cloud to unlock even more intelligence for our users. This SRE team is responsible for the availability and automation of the critical systems and services that enable PCC to deliver cloud intelligence without compromising user privacy. If you're passionate about building the future of privacy-preserving ...

Software Development Engineer III

Hiring Organisation
Expedia
Location
London, UK
Employment Type
Full-time
mission‐critical services end‐to‐end—from technical design and API contracts through implementation, deployment, and ongoing operations—for high‐throughput, low‐latency distributed pricing services at global scale. Partner with the business to have a clear understanding of how your own technology stack is tied to business outcomes … solutionsAdvocate for operational excellence (such as unit testing, establishing SLAs, and programming for resiliency and scalability) and strive for optimum organizational efficiency by applying systems thinking across boundaries and making recommendations about policies/processesMentor team members, sharing knowledge and expertise to foster a culture of continuous technical growth ...

Software Engineer (Scheduler), London New London

Location
Greater London, England, United Kingdom
solve all disease with the help of AI. Your Impact You will join our newly formed Scheduling team to own and extend the systems that orchestrate compute allocation to complex machine learning workloads running on Kubernetes. You will be responsible for optimizing our compute footprint, ensuring that dynamic batch … inference and large-scale training runs are scheduled reliably and efficiently. We are looking for an engineer who operates comfortably at the intersection of distributed systems and modern ML infrastructure. You will design systems that support large-scale, topology-sensitive workloads, optimize batch queuing frameworks and write ...

Lead AI Product Engineer

Location
United Kingdom
functional team, and take the lead when a challenge aligns with your technical strengths. Requirements Significant professional software engineering experience, including ownership of production systems and technical decisions at Lead or Principal-caliber level. Hands-on delivery of AI-enabled products or application features that operate in production … serve recurring business workflows. Strong backend engineering experience in C#/.NET or a comparable enterprise stack, with sound knowledge of distributed systems, asynchronous processing, and integration patterns. Deep experience with Azure or another major cloud platform, including secure networking, identity, secrets, serverless or containerized services, CI/ ...

Senior Software Engineer - Front End - Studio (Core)

Location
Greater London, England, United Kingdom
team, you’ll play a key role in scaling and modernising our rapidly evolving global payments infrastructure. You’ll develop highly reliable, API-driven systems that integrate seamlessly with external banks and payment gateways, streamlining complex operational workflows and supporting our expansion into new lines of business, including digital … smooth payment experience, helping to shape the future of the Clear Street financial ecosystem. What You’ll Do Engineer highly reliable, API-driven payment systems that streamline operations and support our global expansion. Translate product and design requirements into clean, maintainable and well-tested components. Collaborate closely with product ...

Senior Engineer - LMEsmart

Location
Greater London, England, United Kingdom
cloud vendor.* Knowledge of off‐heap data structures, including memory‐mapped file‐based data structures.* Knowledge and experience of JVM based optimisation.* Experience with distributed systems, data streaming (e.g., Kafka) and big‐data processing paradigms.* Working in any of: Scrum, Agile, XP, Kanban or Lean Software Development environment. … exposure to highly‐available services.* Security aspects of software development**Bonus for knowledge of:*** UI development using React.js.* Scripting languages, preferably Python.* NoSQL or distributed databases (e.g., Redis, Couchbase)* Automation/configuration management (e.g., Ansible, Puppet, Chef)* Containerisation and orchestration (Docker, Kubernetes).* Public cloud (e.g. ...

AI Engineer

Location
Greater London, England, United Kingdom
vision is simple yet powerful: to improve the lives of people everywhere through the delivery of projects. We provide tailored services ranging from organisational systems implementation to project transformation and complete programme recovery. We’re proud to have been named Winners of the Global Project Controls Innovation … practice, and development methodologies for AI/ML projects. AI/ML Development & Innovation: Lead the development of advanced AI/ML models and systems, from research through to production deployment. Drive innovation in machine learning algorithms, neural networks, and emerging AI technologies including generative AI and multi‐modal ...

Mobile Senior Lead Software Engineer

Location
Glasgow, Scotland, United Kingdom
telemetry; reviews, debugs and improves code written by others. Drives design and implementation decisions for mobile observability capabilities - including SLIs/SLOs, alerting thresholds, distributed tracing and real user monitoring (RUM) - balancing data integrity, performance, security, reliability, maintainability and operating cost within the agreed technical direction. Provides technical guidance … stability for scalable, client-facing native mobile applications. Strong practical experience with mobile observability tooling and practices - crash reporting and diagnostics, application performance monitoring, distributed tracing, real user monitoring, structured logging and telemetry pipelines - with the ability to define and operationalise SLIs/SLOs for mobile applications. Ability ...

Staff Backend Engineer - Data Platform

Location
Greater London, England, United Kingdom
capabilities. You will work closely with data scientists, machine learning engineers, backend teams, and product leaders, providing deep technical expertise to ensure our data systems are scalable, secure, observable, and enable innovation across the company. Responsibilities Partner with stakeholders across Product, Data, and Engineering to translate strategic goals into … Engineer or equivalent senior technical leadership role in data infrastructure or platform at scale, ideally in a consumer or marketplace environment. Deep understanding of distributed systems and modern data ecosystems — including extensive experience with Databricks, Apache Spark, Apache Kafka, Apache Flink, Apache Beam and DBT. Demonstrated success ...

Remote Cloud Security Architect — Threat Modelling & AI

Location
Greater London, England, United Kingdom
products, services, AI tooling and architectural changes. Review solution designs and provide clear, actionable security recommendations. You'll assess risks across cloud-native and distributed systems architectures. Working closely with architects, engineers and product teams, you'll provide security support throughout the delivery lifecycle. Help shape the secure … conducting security design reviews and threat modelling. Strong understanding of AWS security architecture and cloud security best practices. Experience securing Java-based microservices and distributed systems. Knowledge of modern authentication and authorisation patterns (OAuth2, OIDC, JWT, etc.). Experience assessing API security risks and controls. Strong stakeholder management ...

Senior AI Training Infra Engineer - Distributed PyTorch

Location
Greater London, England, United Kingdom
Genesis AI seeks a senior ML infrastructure engineer to optimize distributed training pipelines and systems on multi-node GPU clusters in London. You will profile bottlenecks, implement low-level kernels, and integrate CUDA/cuDNN/Triton into high-level frameworks to maximize throughput and utilization. The role … requires deep expertise in distributed systems, Python, and PyTorch with a track record of hardware-aware optimizations across CPU/GPU boundaries and data movement. #J-18808-Ljbffr ...

Senior Software Developer

Location
Greater London, England, United Kingdom
help drive systemic improvements to the reliability of our systems. Ideally you have many years of experience building and supporting large-scale software systems and you feel comfortable talking to infrastructure engineers about networking issues or kernel tuning as well as reporting .NET garbage collector bugs to Microsoft … highly valued* Excellent communication skills* Strong knowledge of C#, Rust or any popular programming language* Can write efficient, concurrent code* Knowledge of how distributed systems work* Knowledge of version control systemsIf you are not an expert in these specific technologies but are familiar with an equivalent then ...

Senior Applications Architect

Location
United Kingdom
infrastructures, while meeting regulatory requirements. With more than 52,000 employees serving over 4,500 clients across 54 countries, Atos helps modernize core IT systems, accelerate cloud and data transformation, strengthen cybersecurity, and deliver secure digital workplace environments to support its clients, its employees and society. Atos also provides … services, and transformation programmes within Financial Services, Banking, Insurance, Payments, or similarly regulated sectors. Strong expertise in API management, integration platforms, event‐driven architectures, distributed systems, and microservices. Experience with cloud‐native architectures and modern platforms including Microsoft Azure and/or AWS. Exceptional stakeholder management, governance, risk ...

Senior Applications Architect: Cloud Transformation Remote

Location
United Kingdom
infrastructures, while meeting regulatory requirements. With more than 52,000 employees serving over 4,500 clients across 54 countries, Atos helps modernize core IT systems, accelerate cloud and data transformation, strengthen cybersecurity, and deliver secure digital workplace environments to support its clients, its employees and society. Atos also provides … services, and transformation programmes within Financial Services, Banking, Insurance, Payments, or similarly regulated sectors. Strong expertise in API management, integration platforms, event-driven architectures, distributed systems, and microservices. Experience with cloud-native architectures and modern platforms including Microsoft Azure and/or AWS. Exceptional stakeholder management, governance, risk ...

Lead Software Engineer: Scalable Platform & API Architect

Location
Manchester, England, United Kingdom
Products suite, including proprietary OSS/BSS and UCaaS & CCaaS solutions. This role exists to lead technically complex development work across the platform, ensuring systems are scalable, secure, and high performing, while supporting and mentoring engineers and driving best practice across the team. What will you be doing … examples of what you could be involved with: Leading technically complex development across the platform, building new features and maintaining existing systems using TypeScript, Node.js, and React Collaborating with product, architects, and engineering teams to scope, plan, and estimate solutions that are scalable and future-proof Designing and developing ...

Backend Developer (Python)

Location
Greater London, England, United Kingdom
frameworks to create high-performance APIs and services that handle millions of requests daily.This role offers the opportunity to work on challenging problems including distributed systems, data processing, and API design. You'll collaborate with frontend engineers, data scientists, and infrastructure teams to deliver reliable, efficient backend solutions. ...

Infrastructure Engineer (Platform) - London

Location
Greater London, England, United Kingdom
knowledge of a modern programming language (ideally Python or JS/Typescript) NICE TO HAVE ML Ops or Data Engineering Experience architecting and deploying distributed systems on public cloud (AWS, Azure, GCP) Containerization and orchestration tools (Docker, Kubernetes, ...) Infrastructure as code (CDK, Terraform, ...) CICD management experience ...

Software Engineer III - Cloud Data Platform Engineering (AWS , Terraform & Databricks)

Location
Greater London, England, United Kingdom
platform integrations Experience with Git‐based workflows and CI/CD practices applied to infrastructure and platform delivery Strong troubleshooting skills across cloud infrastructure, distributed systems, and data or platform pipelines Hands‐on experience using enterprise‐authorized AI‐assisted software development tools within the work environment (e.g. ...

Senior Lead Software Engineer

Location
Glasgow, Scotland, United Kingdom
smaller models, enhancing overall system efficiency Required Qualifications, Capabilities, and Skills: Significant experience building and operating production software as a technical lead on distributed systems Deep expertise in Python and FastAPI/REST, including async patterns and SQLAlchemy Demonstrated experience leading effective use of enterprise‐authorized AI‐assisted ...

Senior Software Developer

Location
Easthampstead, England, United Kingdom
Production experience with AWS, including hands-on deployment and native services such as SQS, DynamoDB, S3, ECS, and Lambda. Strong system design fundamentals, including distributed systems and async or event-driven patterns. Strong written and verbal communication. Nice-to-have Experience in payments, FX, or cross-border money ...