51 to 75 of 155 Distributed Systems Jobs in London

Expertise in Java, Spring Boot, Python, React, MongoDB. - Strong AWS & Kubernetes (EKS) experience. - Hands-on GitLab CI/CD pipeline development. - Deep understanding of distributed systems & microservices patterns. - Security expertise including OAuth2, JWT, TLS. Nice to Have (FinCrime Domain): - AML/KYC, Sanctions, FCCM experience. - Case management ...

senior technical leader responsible for designing, scaling and optimising large-scale infrastructure. You’ll work closely with engineering leadership to ensure systems are resilient, observable and built for global scale. What you’ll be doing Designing and evolving distributed, multi-region infrastructure Solving complex scaling, reliability and performance … code, automation and secure-by-design practices Collaborating across engineering, product and security teams What they’re looking for Significant experience building and operating distributed systems at scale Strong cloud background (AWS/Azure), Terraform and Kubernetes Experience with observability tooling (Prometheus, Grafana, EFK) and messaging systems ...

backed stealth-mode company building behavioural AI solutions for the retail industry. Our platform is designed from the ground up — no legacy, no patchwork systems — just a clean slate and a clear vision. Our mission is to bring the intelligence of modern machine learning directly to the in-store … flexibility. Responsibilities: Design and implement reactive, real-time web interfaces that help manage & redefine what is possible with in-store content personalisation Contribute to distributed, event-driven backend services connecting our web experience with information from remote devices and external data sources. Build and document APIs (OpenAPI/AsyncAPI ...

TypeScript, modern tooling (bundlers, linting, testing frameworks). Backend: Core Java, Spring Boot (or similar), multithreading/concurrency, performance tuning. Experience designing and operating distributed systems (microservices, event-driven architectures, messaging/streaming). Strong understanding of computer science fundamentals (data structures, algorithms, concurrency, networking, OS). Proven … experience in e-trading or real-time financial systems (FX highly desirable), including familiarity with market data, order flows, and execution workflows. Hands-on with CI/CD, containerization, cloud/on-prem deployments, and observability. Comfort evaluating and integrating AI coding tools into daily development workflows. Excellent communication ...

TypeScript, modern tooling (bundlers, linting, testing frameworks). Backend: Core Java, Spring Boot (or similar), multithreading/concurrency, performance tuning. Experience designing and operating distributed systems (microservices, event-driven architectures, messaging/streaming). Strong understanding of computer science fundamentals (data structures, algorithms, concurrency, networking, OS). Proven … experience in e-trading or real-time financial systems (FX highly desirable), including familiarity with market data, order flows, and execution workflows. Hands-on with CI/CD, containerization, cloud/on-prem deployments, and observability. Comfort evaluating and integrating AI coding tools into daily development workflows. Excellent communication ...

TypeScript, modern tooling (bundlers, linting, testing frameworks). Backend: Core Java, Spring Boot (or similar), multithreading/concurrency, performance tuning. Experience designing and operating distributed systems (microservices, event-driven architectures, messaging/streaming). Strong understanding of computer science fundamentals (data structures, algorithms, concurrency, networking, OS). Proven … experience in e-trading or real-time financial systems (FX highly desirable), including familiarity with market data, order flows, and execution workflows. Hands-on with CI/CD, containerization, cloud/on-prem deployments, and observability. Comfort evaluating and integrating AI coding tools into daily development workflows. Excellent communication ...

Data Engineer role, with the opportunity to shape our data and backend architecture from day one. Productionise research into robust, scalable data and backend systems Design and build data pipelines and APIs used by internal systems and customers Work deeply with databases (SQL, complex schemas, real-world, messy … enterprise data) Design and operate data ingestion, transformation, and validation workflows Own scaling, performance, reliability, and correctness of data systems Design for observability, reproducibility, and data quality Think through edge cases, failure modes, and system boundaries in real-world data Help shape the data and backend architecture ...

lead from the front Excellent communication and decision-making under ambiguity Node.js, React, and TypeScript Python for AI workflows and automation Microservices and distributed system design Experience with AI/LLM frameworks (e.g. LangChain, OpenAI API, Vertex, LiteLLM) GCP experience and DevOps best practices (monitoring, observability, CI/… PostgreSQL and relational data modelling Event-driven systems (Pub/Sub, Kafka) and NoSQL (e.g. MongoDB) Experience building and running production SaaS platforms Nice to Have RAG, autonomous agents, or Model Context Protocol (MCP) TDD, Agile, and DevOps environments Blockchain/Web3 integrations or tokenisation frameworks Cryptography, security ...

backend development using Java and Kotlin. Deep understanding of software design patterns, data structures, and algorithms. Proven experience in system architecture and designing distributed systems. Familiarity with cloud platforms (e.g., AWS, GCP, Azure) and containerization technologies (e.g., Docker, Kubernetes). Experience with microservices architecture and RESTful API design. Strong ...

backend development using Java and Kotlin. Deep understanding of software design patterns, data structures, and algorithms. Proven experience in system architecture and designing distributed systems. Familiarity with cloud platforms (e.g., AWS, GCP, Azure) and containerization technologies (e.g., Docker, Kubernetes). Experience with microservices architecture and RESTful API design. Strong ...

Backend Engineer to build the core infrastructure behind Revax’s AI-native platform for professional services. You’ll design, optimise, and scale the systems that power multi-agent drafting, knowledge graphs, and auditable AI workflows used by accountants, tax advisors, and consultants at leading firms. This … ticket-taking” role -you’ll work directly with the founders, own critical backend services end-to-end, and help define how AI systems are built responsibly in regulated domains. If you enjoy designing clean APIs, scaling Python services, and building systems that actually ship to paying c ustomers ...

senior technical leader responsible for designing, scaling and optimising large-scale infrastructure. You’ll work closely with engineering leadership to ensure systems are resilient, observable and built for global scale. What you’ll be doing Designing and evolving distributed, multi-region infrastructure Solving complex scaling, reliability and performance … code, automation and secure-by-design practices Collaborating across engineering, product and security teams What they’re looking for Significant experience building and operating distributed systems at scale Strong cloud background (AWS/Azure), Terraform and Kubernetes Experience with observability tooling (Prometheus, Grafana, EFK) and messaging systems ...

technology business on a contract basis. This organisation is recognised for its engineering excellence and is seeking a Senior Go Developer to help scale distributed systems and deliver high-performance solutions. In this role, the Senior Go Developer will design, develop, and implement data-intensive applications across … full engineering lifecycle. You'll architect and deliver microservices-based systems using Go (Golang), AWS, Kubernetes, Docker, and Kafka, working closely with cross-functional teams to build scalable, reliable, and resilient platforms. You'll also play a key role in optimising system performance, improving reliability, and ensuring scalability, while ...

founding role, with opportunity to shape the architecture from day one. Productionise research into robust backend services Design and build APIs used by internal systems and customers Work deeply with databases (SQL, complex schemas, real-world data) Own scaling, performance, and reliability of backend systems Design for correctness … cases, failure modes, and system boundaries Help shape the backend architecture of the company from early days Required experience Experience with Python in production systems, plus at least one additional backend language (e.g. Rust, Java, Go) Experience building and running production backend systems Comfortable turning ambiguous research ...

used by some of the most sophisticated technology and financial services environments globally. This is an opportunity to work on low-latency, high-throughput distributed systems, solving complex engineering problems at scale within a collaborative, high-performing team. Key Responsibilities Design, build and maintain high-performance distributed … team support and operational responsibilities Technology Environment Core Java (deep JVM knowledge – minimal reliance on frameworks) Kafka & event-driven architectures Low-latency, high-throughput systems Kubernetes (services, deployments, stateful sets) Terraform Hazelcast/Hazelcast Jet (bonus) Get in touch! - Darnell@Thyme.Global ...

Forward Deployed Data Engineer (Enterprise Platform/AI-Enabled Systems) Salary: £45,000 – £75,000 (DOE) Location: London (Hybrid – 3 days onsite) The Opportunity We’re partnering with a fast-growing B2B SaaS company building an advanced enterprise data and AI platform used by large, global organisations. They … priorities Design and implement AI-enabled workflows that support decision-making and automation Build and maintain data integrations using Python, PySpark, SQL , and distributed systems Partner with customers to define success metrics and ensure solutions deliver real outcomes Feed learnings from the field back into the product ...

phenomenal scale and reliability of the world best ai cloud platform. The engineering team is small, ambitious, and deeply technical, building the orchestration systems that keep thousands of GPUs running at peak performance across global data centres. This role sits at the heart of it, designing and scaling … systems that make AI at exascale possible. What You’ll Focus On You’ll help shape the orchestration layer for one of the most advanced AI compute environments in the world. Your work will involve: Designing core platform services for cluster provisioning, workload orchestration, and resource management APIs. Building ...

Other modern data technologies for fast storage and retrieval Strong expertise in AI/ML integration within enterprise architectures Deep knowledge of data modelling, distributed systems, and micro-services Experience with cloud platforms (AWS, Azure, GCP) and containerisation (Docker, Kubernetes) Solid understanding of data governance, security, and regulatory ...

strategies) Other modern data technologies for fast storage and retrieval. Strong knowledge of AI/ML integration within enterprise architectures. Expertise in data modelling, distributed systems, and microservices architecture. Familiarity with cloud platforms (AWS, Azure, or GCP) and containerization (Docker, Kubernetes). Excellent understanding of data governance, security ...

scaling rapidly and investing heavily in its engineering teams. This is a role for someone who enjoys building reliable, well-designed Back End systems and wants to stay close to real product impact as the platform grows. The Senior Backend Developer will be part of a product-focused engineering … team working on customer-facing, mission-critical systems at scale. The emphasis is on strong software engineering fundamentals rather than framework-driven development - clean code, thoughtful design, and pragmatic problem-solving matter far more than ticking boxes on a tech stack. As a Senior Backend Developer ...

platforms that underpin client onboarding, reporting, data exchange, and compliance workflows. You’ll guide the engineering strategy for a suite of internal and external systems - including CRM tooling, realtime reporting pipelines, API integrations, client portals, and surveillance utilities - while coaching a small but high-impact engineering team. This … shape how the firm delivers secure, reliable, and regulation-ready client technologies... Key Responsibilities Define and execute the engineering strategy for client-facing systems spanning CRM workflows, reporting platforms, and external integration points Lead, mentor, and develop a team of software engineers, fostering strong delivery discipline, resilience, and technical ...

Senior C++ Developer High-Performance Messaging Systems £180,000£200,000 | London | Hybrid Ncounter is supporting the growth of a high-performing engineering team responsible for building and evolving one of the most sophisticated messaging platforms in the capital markets space. This is a senior-level C++ role focused … performance, reliability, and scale, sitting at the heart of a globally distributed trading environment. Youll take ownership of a large, in-house C++ codebase that underpins hundreds of applications and mission-critical data flows. The work is deeply technical, solving problems around low latency, throughput, concurrency, and resilience, while ...

engineers to develop and deliver end-to-end features across the stack Lead technical design discussions and make architectural decisions for new features and systems Analyse and optimize code for quality, efficiency, and performance, and provide feedback to peers during code reviews Establish ownership of components, features, or systems with expert end-to-end understanding Manage project priorities, deadlines, and deliverables Collaborate effectively with distributed team members across multiple time zones, including offshore development teams Build relationships and foster team cohesion across geographical and cultural boundaries. Experience required: Expert Python/Django developer with full-stack capability ...

evolution of our enterprise API Platform. This role is fully hands-on , combining deep expertise in Azure cloud services, Kubernetes, Terraform, API security, and distributed systems with the ability to guide, review, and contribute to .NET Core API development practices . The architect will define and maintain … Helm chart authoring, deployment strategies, custom charts, container registries Ingress controllers, API gateways, service mesh, and traffic policy enforcement Observability (Prometheus, Grafana), log pipelines, distributed tracing High availability, cluster upgrades, autoscaling strategy, performance tuning Lead advanced troubleshooting (pods, networking, DNS, controllers, storage, ingress). 5. Azure API Management (APIM ...

only) Level: Staff/Principal Type: Permanent The Opportunity We're partnering with a well-funded, product-led technology company building advanced backend systems to solve problems that traditional automation has never been able to crack. This is not incremental engineering. You'll be joining a senior, highly capable … complex production platform and is now scaling it to handle extreme concurrency, massive data volumes, and highly sophisticated workflows . If you enjoy designing systems that need to be fast, resilient, and correct at scale , this is the sort of role that doesn't come around often. What ...