1,576 to 1,600 of 2,272 Distributed Systems Jobs in the UK

driving architectural best practice and continuous improvement.We're particularly interested in candidates with experience across:JavaAmazon Web Services (AWS)Cloud-native architecture and distributed systemsAPI-led integration and modern engineering practicesExperience in any of the following would be advantageous:Spring BootOracle DatabaseTerraformReactAWS API GatewayAWS RDSSome of our benefitsFlexible, hybrid ...

backend development A track record of writing maintainable, well‐tested code and owning what you build in production Strong architectural thinking and familiarity with distributed systems Ability to prototype rapidly and turn successful experiments into production‐quality solutions Exceptional product intuition and ability to work directly with users … Comfort operating with high ambiguity, agency, and end‐to‐end ownership Bonus if you’ve: Worked on agentic AI systems or built with LLMs before Led zero‐to‐one product development Worked in a founding or early startup environment What you’ll do Work directly with customers to understand ...

thinking to deliver reliable and scalable audio services. Design and build cloud‐based platforms for live audio broadcasting using AWS. Create resilient, highly available systems that support 24/7 operations. Develop pipelines for audio ingestion, processing and distribution. Lead hands‐on delivery using infrastructure‐as‐code and automation. … Support the migration of broadcast systems from on‐premise to cloud. Collaborate with engineering, product and business teams across multiple markets. Integrate third‐party tools and vendor solutions into the platform. Ensure platforms are scalable, reusable and cost‐efficient. Contribute to documentation, standards and best practice. Continuously improve platform ...

identify platform investments; Contribute to Pleo's internal standards for AI feature development, quality evaluation, prompt management, and production monitoring. Требования: Strong backend and systems engineering background with experience building and operating production services with reliability and observability requirements; Experience designing and delivering shared platform or infrastructure components used … multiple teams; Strong production ownership, including monitoring, alerting, incident response, debugging, and post-incident learning; Knowledge of distributed systems fundamentals, including asynchronous workflows, idempotency, consistency trade-offs, and designing for failure; Hands-on experience with LLM APIs or strong interest in learning about rate limits, context windows, multi ...

Permutable.AI is building real-time AI systems that transform global data into market intelligence for financial institutions. As a Senior Software Engineer, you will design and build backend services, distributed systems and cloud infrastructure with end-to-end production ownership. You will work directly with our founder ...

translate probabilistic and Bayesian models into deployable algorithms that operate on real-world sensor data. The role focuses on building robust machine learning systems capable of detecting physiological deterioration from multi-sensor inputs in complex and noisy environments. You will collaborate with engineers, statisticians, and medical advisors to develop … models that can operate on-device or in distributed systems with constrained connectivity. Responsibilities Design and develop machine learning algorithms for physiological signal analysis and risk detection Work closely with the biostatistician to implement Bayesian models and probabilistic frameworks Develop models combining vital signs, motion data, and contextual ...

What you'll doDefine and lead the technical strategy for AI and Machine Learning systems that power recommendations, ranking, and personalization across Bumble products, delivering measurable improvements in user engagement and safetyDesign, develop, and deploy production-grade models using modern ML frameworks such as PyTorch , ensuring scalability and reliability … though we welcome candidates with alternative backgrounds that demonstrate equivalent skills.Deep expertise in machine learning, with hands-on experience building and deploying large-scale systems in production environmentsStrong proficiency in Python and at least one major ML framework (e.g. PyTorch, TensorFlow), with experience in areas such as recommendation systems ...

risk, and get money into our customers’ hands as quickly as possible.You’ll join our growing Customer Operations Platform team to help improve the systems that power these processes, building tailored flows for our Operations teams, automating processes using AI, using ML models to make smarter decisions, and improving … actually needed, design it, build it and look after it in production.Responsibility and Autonomy:Take the lead on complex projects that span many systems and many stakeholders — e.g. CRM, telephony, contact, and task managementBuild a strong understanding of the business context: how our ops teams actually work ...

supporting our Head of Engineering to define and deliver the next phase of our technology strategy. You’ll help lead transformation initiatives, modernise legacy systems, and enhance our search functionality — ensuring performance, scalability, and innovation across the platform. What you’ll be doing day to dayPartner with … Product Engineering to define the technical strategy, architectural direction, and transformation roadmap.Lead the design and optimisation of search systems, ensuring relevance, scalability, and reliability.Oversee the evolution of existing systems — maintaining and refactoring C# codebasesChampion engineering best practices across security, performance, testing, and continuous delivery.Provide architectural leadership across multiple ...

Technology, Applications Development, ProfessionalCompany: CitiThe Production Engineer is a pivotal role within Citi's Technology organisation, responsible for designing, building, and operating the intelligent systems that underpin our global production environment. This is an engineering-first position at the intersection of software craftsmanship, AI-native development, and large-scale … distributed systems.As part of a multi-year transformation journey, the successful candidate will help define what production engineering looks like in an era of autonomous agentsa, generative AI, and self-ahealing infrastructure. You will be expected to write production-grade code daily, design agentic workflows, and contribute meaningfully ...

Production Engineer is a pivotal role within Citi's Technology organisation, responsible for designing, building, and operating the intelligent systems that underpin our global production environment. This is an engineering-first position at the intersection of software craftsmanship, AI-native development, and large-scale distributed systems. As part … negotiate internally. Involved in short- to medium-term planning of actions and resources for own area. Responsibilities: Designs, develops, and maintains production-grade software systems with a strong emphasis on reliability, scalability, and operational excellence across Citi's global technology estate. Architects and implements agentic AI workflows — building autonomous ...

your time embedded with engineering teams What you need to succeed: Strong product thinking combined with technical literacy in software engineering, developer tooling, or systems Experience working with highly technical internal products (platforms, tooling, infra, or developer-facing systems) Ability to operate effectively in ambiguity and conflicting priorities … leverage, defaults, and standards, grounded in the belief that standardization unlocks creativity Solid conceptual understanding of/familiarity with: Cloud platforms and infrastructure Modern distributed systems Trade-offs between Reliability vs velocity, Abstraction vs flexibility, Standardization vs team autonomy SLOs, DORA metrics, and cost efficiency metrics. Ability ...

impact. What You'll Do As a Senior Software Engineer - Java, Node.js & AWS, you will: Design, build and maintain scalable, secure and resilient backend systems using modern Java, Node.js and the Spring ecosystem. Lead technical design and architectural discussions, ensuring solutions are maintainable, performant and aligned with best practices. … wider Spring ecosystem NodeJS Spring Data JPA/Hibernate Spring Security including OAuth2 and JWT REST API design and implementation Microservices and distributed system design SQL databases with strong query optimisation skills NoSQL databases Messaging technologies such as Kafka or RabbitMQ Docker and containerised application development CI/ ...

impact. What You'll Do As a Senior Software Engineer - Java, Node.js & AWS, you will: Design, build and maintain scalable, secure and resilient backend systems using modern Java, Node.js and the Spring ecosystem. Lead technical design and architectural discussions, ensuring solutions are maintainable, performant and aligned with best practices. … wider Spring ecosystem NodeJS Spring Data JPA/Hibernate Spring Security including OAuth2 and JWT REST API design and implementation Microservices and distributed system design SQL databases with strong query optimisation skills NoSQL databases Messaging technologies such as Kafka or RabbitMQ Docker and containerised application development CI/ ...

impact. What You'll Do As a Senior Software Engineer - Java, Node.js & AWS, you will: Design, build and maintain scalable, secure and resilient backend systems using modern Java, Node.js and the Spring ecosystem. Lead technical design and architectural discussions, ensuring solutions are maintainable, performant and aligned with best practices. … wider Spring ecosystem NodeJS Spring Data JPA/Hibernate Spring Security including OAuth2 and JWT REST API design and implementation Microservices and distributed system design SQL databases with strong query optimisation skills NoSQL databases Messaging technologies such as Kafka or RabbitMQ Docker and containerised application development CI/ ...

impact. What You'll Do As a Senior Software Engineer - Java, Node.js & AWS, you will: Design, build and maintain scalable, secure and resilient backend systems using modern Java, Node.js and the Spring ecosystem. Lead technical design and architectural discussions, ensuring solutions are maintainable, performant and aligned with best practices. … wider Spring ecosystem NodeJS Spring Data JPA/Hibernate Spring Security including OAuth2 and JWT REST API design and implementation Microservices and distributed system design SQL databases with strong query optimisation skills NoSQL databases Messaging technologies such as Kafka or RabbitMQ Docker and containerised application development CI/ ...

real business impact. What You'll Do As a Senior Backend Java Engineer, you will: Design, build and maintain scalable, secure and resilient backend systems using modern Java and the Spring ecosystem. Lead technical design and architectural discussions, ensuring solutions are maintainable, performant and aligned with best practices. Develop … wider Spring ecosystem Python NodeJS Spring Data JPA/Hibernate Spring Security including OAuth2 and JWT REST API design and implementation Microservices and distributed system design SQL databases with strong query optimisation skills NoSQL databases Messaging technologies such as Kafka or RabbitMQ Docker and containerised application development CI/ ...

real business impact. What You'll Do As a Senior Backend Java Engineer, you will: Design, build and maintain scalable, secure and resilient backend systems using modern Java and the Spring ecosystem. Lead technical design and architectural discussions, ensuring solutions are maintainable, performant and aligned with best practices. Develop … wider Spring ecosystem Python NodeJS Spring Data JPA/Hibernate Spring Security including OAuth2 and JWT REST API design and implementation Microservices and distributed system design SQL databases with strong query optimisation skills NoSQL databases Messaging technologies such as Kafka or RabbitMQ Docker and containerised application development CI/ ...

using GitHub Actions, Jenkins, and shell scripting. Write and execute unit, integration, and performance tests using Mockito, Gatling, and JMeter. Monitor, troubleshoot, and optimize systems using New Relic and Grafana. Your Profile Essential skills/knowledge/experience: Develop and maintain backend services using Java 25, Spring Boot … Spring Security. Design, build, and support microservices and REST APIs for scalable distributed systems. Implement and manage event-driven architectures using Apache Kafka. Work with data platforms such as MongoDB, Mongo Atlas, Redis, and related persistence technologies. Build, containerize, and deploy applications using Docker, Kubernetes, and AWS, including EKS. ...

Java and Spring Boot, with working knowledge of SQL and modern front-end frameworks (e.g., React)Demonstrated experience in designing scalable, secure, and resilient distributed systemsStrong understanding of modern architecture patterns (microservices, event-driven, API-first)Experience with CI/CD pipelines, containerization (Docker, Kubernetes/ECS/… CodeExpertise in API design (REST, GraphQL) and integration patternsHands-on experience building applications on AWS or other public cloud platformsExperience with Generative AI systems, including: RAG (Retrieval-Augmented Generation) architectureAI orchestration frameworks (LangChain, LlamaIndex, etc.)LLM evaluation frameworks and responsible AI practices (guardrails, content filtering)Preferred Qualifications, Capabilities ...

leading travel technology company in the United Kingdom seeks a seasoned engineer to design, develop, and maintain robust systems across various domains. The ideal candidate will have over 5 years of experience in building high-performance backend services, preferably using Kotlin. Responsibilities include collaborating with cross-functional teams ...

high volume of applications. Role Summary: We’re looking for a Mid‐Level Software Engineer to join our delivery team, contributing to critical digital systems that support LCCC’s mission to help the UK achieve Net Zero by 2050. Our digital platform underpins a wide range of applications including … React, Node.js, Terraform, Celery or containerisation. Understanding of database schema design and query optimisation. Familiarity with infrastructure‐as‐code, cloud‐native services or distributed systems. Core Values and Behaviours: Better Together Collaborates effectively within the delivery team and across functions. Contributes to a supportive and constructive engineering culture. Powered ...

high volume of applications. Role Summary: We’re looking for a Mid‐Level Software Engineer to join our delivery team, contributing to critical digital systems that support LCCC’s mission to help the UK achieve Net Zero by 2050. Our digital platform underpins a wide range of applications including … React, Node.js, Terraform, Celery or containerisation. Understanding of database schema design and query optimisation. Familiarity with infrastructure‐as‐code, cloud‐native services or distributed systems. Core Values and Behaviours: Better Together Collaborates effectively within the delivery team and across functions. Contributes to a supportive and constructive engineering culture. Powered ...

client stakeholders to translate business goals into technical solutions. Drive engineering excellence — testing, observability, performance and security best practice. Contribute to internal frameworks, design systems and reusable libraries across our consulting practice. What we're looking for 5+ years of professional software engineering experience in production environments Strong … fundamentals — data structures, algorithms, distributed systems Track record of shipping enterprise-grade SaaS or platform products at scale Excellent written and verbal communication; comfortable engaging directly with clients Top-of-market pay with annual reviews and performance bonuses. £2,000/year for certifications, conferences and learning. Modern ...

client stakeholders to translate business goals into technical solutions. Drive engineering excellence — testing, observability, performance and security best practice. Contribute to internal frameworks, design systems and reusable libraries across our consulting practice. What we're looking for 5+ years of professional software engineering experience in production environments Strong … fundamentals — data structures, algorithms, distributed systems Track record of shipping enterprise-grade SaaS or platform products at scale Excellent written and verbal communication; comfortable engaging directly with clients Right to work in the UK Required skills Python PyTorch LLMs MLOps Benefits at SREEYAMSOFT Top-of-market pay with ...