226 to 250 of 597 Distributed Systems Jobs in London

Senior Security Consultant

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 Software Engineer

Location
Greater London, England, United Kingdom
drive our core platform ecosystem. In this role, you will drive technical excellence across dual-stack (Node.js/TypeScript and Java/Kotlin) distributed systems. Job Role Own and operate platform services that include customer and developer portals and centralised document management plus other cross-cutting services Lead architectural … technical quality Responsibilities Maintain and evolve engineering standards, shared libraries, service templates, API/event specifications, and Kafka integration patterns Own performance and reliability: distributed tracing, benchmarks, latency optimisation, incident response Continue Keycloak migration and identity infrastructure work Lead development of developer portal and internal tooling Required experience 10+ ...

SVP - GenAI Full-Stack Engineer Lead

Location
Greater London, England, United Kingdom
business in 180+ countries operating at a scale few can match. From deploying advanced AI to helping shape global markets, we build systems that matter. Look to join a team where your work helps influence economies, your ideas can drive innovation and outcomes, and your growth is backed … Generative AI solutions within enterprise environments.* Experience building enterprise-scale cloud-native applications using Kubernetes, containers, microservices and event-driven architectures.* Strong understanding of distributed systems, resiliency patterns, scalability and performance engineering.* Strong knowledge of SQL and NoSQL technologies, API design and integration patterns.* Excellent communication and stakeholder ...

Vice President, Full-Stack Engineer

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent
principles and strategic pillars. To be successful in this role, we're seeking the following: Proven leadership of software engineering teams building distributed systems and microservices in agile environments (Scrum/Kanban). Deep Java experience (Spring), architectural patterns for scalable, observable, testable systems; strong API design. ...

Vice President, Full-Stack Engineer

Location
Westminster, West End, United Kingdom
principles and strategic pillars. To be successful in this role, we're seeking the following: Proven leadership of software engineering teams building distributed systems and microservices in agile environments (Scrum/Kanban). Deep Java experience (Spring), architectural patterns for scalable, observable, testable systems strong API design. ...

Lead Solution Architect (SFIA 5)

Location
Greater London, England, United Kingdom
Design Strong software engineering background with previous hands‐on development experience Open Source technologies and frameworks Cloud platforms, ideally AWS Cloud‐native architectures and distributed systems Security architecture and secure‐by‐design principles Identity and Access Management (OAuth2, OpenID Connect, IAM) Containers and container orchestration (Docker, Kubernetes) DevOps ...

Software Engineer, Trading - Cumberland Systematic

Location
City Of London, England, United Kingdom
develop the full stack needed to enable a global trading operation with high availability requirements. You will be expected to design and develop trading systems, market data connectivity, execution algorithms, research infrastructure, monitoring and observability tooling, and integrations with DRW’s core services. The team’s existing systems … with researchers, traders, and other software engineers Provide on-call support as needed Qualifications 5+ years of professional C++ experience Built complex, mission-critical systems in modern C++ that are maintainable and safely refactorable A deep understanding of concurrency concepts and their applications in C++ and Python A working ...

Lead Software Engineer

Location
Greater London, England, United Kingdom
technologies (Sybase, DB2, PostgreSQL, etc.) and exposure to NoSQL platforms (ElasticSearch, MongoDB, etc.). Familiarity with cloud-native architectures, CI/CD pipelines, and distributed systems. Excellent analytical, problem-solving, and debugging skills. Strong communication and collaboration skills, with the ability to work effectively across global teams. Demonstrated curiosity ...

Engineering Site Lead

Location
Greater London, England, United Kingdom
direction and strategy for London-based infrastructure initiatives in alignment with company-wide goals Drive architectural decisions and technical excellence across teams Ensure robust systems for deployment, monitoring, scalability, and reliability of infrastructure supporting AI/ML workloads Collaborate with engineering leaders globally to align on technical standards, best … management experience, including building and scaling teams Proven track record of establishing or significantly growing an engineering site or office Deep technical expertise in distributed systems, cloud platforms (AWS, GCP, or Azure), and infrastructure automation Experience with infrastructure supporting large-scale AI/ML systems, including ...

Member of Technical Staff (Infrastructure Engineer, Training and Inference Systems)

Location
Greater London, England, United Kingdom
science, unlocking human potential across the globe. About the role We’re looking for an infrastructure engineer to help build the training and inference systems that frontier research depends on. You’ll build and maintain the systems our researchers — and our AI Scientists themselves — depend on to train … serve models. The focus is on speed, reliability, and ease‐of‐use, with a particular emphasis on large‐scale distributed RL and deployment in scientific domains. Infra here is a core part of the research process, not a support function. Inherent is a recursive company through and through ...

Python Software Engineer

Location
Greater London, England, United Kingdom
Role We’re looking for an experienced Python Software Engineer to join our product engineering team. You’ll help build and evolve the backend systems that power our platform – working with modern Python tools and frameworks to deliver secure, scalable, and maintainable services. This includes building APIs, designing backend … systems, and developing internal tools that support our operations and client-facing platform. You’ll work closely with other engineers and cross-functional teams, take ownership of complex problems, and ship production-ready code that has real business impact. You’ll also contribute to design and architecture discussions ...

Securities Finance Product Manager – Data & AI Solutions (Senior Vice President)

Location
Greater London, England, United Kingdom
such as Snowflake and Databricks; BI tools; APIs and workflow automation would be strong advanced. Demonstrated ability to design, build, and scale complex software systems, including experience with cloud architectures, distributed systems, and modern software development practices. Proven experience in architecting AI/ML solutions with ...

Senior C# Developer .NET 9/10, AWS Lambda, SQS, SNS Outside IR35

Hiring Organisation
Smart Sourcer Limited
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
From £700 to £800 per day
major greenfield B2B SaaS platform as a deeply senior, hands-on C# engineer, with heavy emphasis on deep .NET engineering , high-performance distributed systems , and real-world AWS serverless delivery . Youll also have the opportunity to develop hands-on skills with Claude Code , one of the most … industry. Role Overview: Youll operate as the technical spearhead for a greenfield product build, reporting to the Director of Engineering. Expect deep backend engineering, distributed system design, and high-quality serverless delivery, plus the chance to adopt modern AI-assisted development practices as part of your workflow. What Youll ...

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 ...

Senior C++ / Java Developer

Location
Greater London, England, United Kingdom
technical‐lead‐equivalent level.* Solid understanding of object‐oriented design, data structures, algorithms, concurrency, memory management, and system integration.* Experience building and supporting distributed systems, including messaging, APIs, and inter‐service communication.* Familiarity with Linux environments, build tools, version control systems, and automated testing frameworks.* Experience with ...

Sr. Backend Engineer

Location
Greater London, England, United Kingdom
APIs (OpenAI, Anthropic, Gemini), PostgreSQL, Kinesis, AWS, Terraform, GitHub Actions, Node.js, TypeScript, Next.js, React. What you will do Take ownership of complex backend systems from design through production — including architecture, implementation, and long‐term maintenance. Lead technical discussions, drive engineering decisions, and document trade‐offs clearly for the team. … technical interviews and helping define the engineering bar. Who you are 7+ years of backend engineering experience, with a track record of owning critical systems in production. Deep expertise in Java (Spring Boot) and strong familiarity with Python; comfortable navigating a polyglot codebase. Proven experience designing distributed systems ...

Senior Software Engineer (Backend)

Location
Greater London, England, United Kingdom
stand up production-grade services and experience owning features end to end. Proficiency in building microservices using Go or Python. Solid understanding of distributed systems, databases, and software engineering patterns. Experience with cloud infrastructure and infrastructure as code, and with the CI/CD pipelines around them. Strong … trunk-based development. Features land close to weekly, and individual deploys go out several times a day across several projects. Experience operating multi-tenant systems where data isolation is a hard requirement. Experience working in software for defence, government, or other compliance-constrained environments. Interview Process Initial Intro Interview ...

Software Engineer III - AI/ML Platform

Location
Greater London, England, United Kingdom
testing. Comfort working in one or more of Go, Python, or TypeScript, with the ability to ramp up quickly on the others. Interest in distributed systems and system design, even if you haven't built large systems yet. Curiosity about LLMs and AI model architecture, with willingness … peers on safe and effective usage within team practices. Preferred qualifications, capabilities, and skills Experience with performance profiling tools such as pprof, flamegraphs, or distributed tracing systems. Familiarity with containers and orchestration (Docker, Kubernetes) and service-to-service networking. Understanding of inference concepts: batching, streaming tokens, GPU memory constraints ...

Java Sr Lead Software Engineer - OMS, Equities

Location
Greater London, England, United Kingdom
approaches to build solutions or break down technical problems Creates secure and high-quality production code and maintains algorithms that run synchronously with appropriate systems Develop and maintain high-quality user interfaces for web applications using JavaScript and modern JavaScript frameworks, with a preference for React/Angular. Write … experience Expert in Java (17 or above) Strong understanding of OOP, data structures, algorithms, and Java garbage collection (GC) Experience with multi-threaded and distributed systems Strong problem-solving skills and attention to detail. Excellent communication and collaboration skills. Ability to work independently and as part ...

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 ...

Sr Site Reliability Engineer I

Location
Greater London, England, United Kingdom
cloud infrastructure, safely and efficiently, while reducing manual effort and operational risk. You will have a direct, hands‐on impact by building and evolving systems that use automation and intelligent agents to generate, validate, test, and operate infrastructure at scale. We are looking for an engineer with a strong … enforce Infrastructure as Code (IaC) best practices and coding standards Employ strong problem‐solving skills, with the ability to debug problems in cloud native distributed systems Influence and educate the engineering organization to adopt new and improved architectural patterns Provide robust documentation for use by engineers to promote ...

qa engineer (auto) for music platforms

Location
Greater London, England, United Kingdom
improvements in frontend code Test REST APIs, service boundaries, integrations, retries, failure modes, and resilience patterns Contribute to test strategy for micro-services and distributed systems Validate API contracts, error handling, edge cases, and integration points Integrate automated tests into CI/CD pipelines and define quality gates … environments Familiarity with Docker and Kubernetes from a testing and deployment perspective Strong SQL skills for test data setup, validation, and investigation Experience testing systems that use Redis, Elasticsearch, or other NoSQL technologies Strong understanding of boundary value analysis, equivalence partitioning, decision tables, exploratory testing, Agile delivery, Scrum ...

Senior Software Engineer - Data Infrastructure

Location
Greater London, England, United Kingdom
BigQuery and ElasticSearch for data storage. We believe strongly in automation and testing to ensure delivery of robust and correct systems. We are a distributed team, working in the UK and US. Who are we looking for? The London Data Infrastructure team is looking for engineers who are passionate … modern ML development and tailor our data ecosystem to these needs. Build efficient data pipelines for ingestion from the vehicle fleet. Work on distributed systems that serve, process and transform large quantities of data in the cloud Mentor junior engineers in their day to day work Design ...

Senior Java Software Engineer

Hiring Organisation
Uniting Ambition
Location
London, UK
Employment Type
Full-time
years' software development experience in a collaborative, agile team Proven production experience with Java/Kotlin and modern frontend frameworks Experience with distributed systems, cloud infrastructure, and SQL/NoSQL data stores Bonus: event-driven architecture, Docker/Kubernetes, or CI/CD experience Interested? Apply ...

Principal Engineer

Location
London, United Kingdom
JavaScript, and Angular or comparable modern front-end technologies Experience building backend services using Node.js or similar technologies Proven experience designing and developing complex distributed systems Deep understanding of software architecture, design patterns, and engineering best practices Experience working with cloud platforms such as Azure or AWS Experience ...