76 to 100 of 276 Distributed Systems Jobs in the South East

Principal Software Engineer (DevOps)

Hiring Organisation
Oracle
Location
Brighton, East Sussex, UK
Employment Type
Full-time
Security team as a Principal Engineer to architect and deliver cloud-scale DDoS protection. You'll lead design for high-performance detection and mitigation systems, drive automation and operational excellence, and set the technical direction for customer-facing DDoS capabilities across OCI's global edge. This role requires deep … expertise in Linux networking data path and kernel-level networking (such as XDP, eBPF, DPDK, iptables, nftables), in addition to strong systems and DevOps engineering experience. Basic qualifications 7–10 years building production backend systems, including 3–5 years in high-scale and/or low-latency environments. ...

Senior Backend Engineer

Hiring Organisation
Reelables
Location
Slough, Berkshire, UK
Employment Type
Full-time
millions to billions of tracking events. Think API performance and data processing efficiency meets cutting-edge innovation. You'll be designing highly performant and distributed services that ingest and process location and temperature data from every corner of the globe, building robust, low-latency APIs that power logistics decisions … Back-End Development Mastery Backend Expertise: Advanced TypeScript/Node.js/Python skills with deep, hands-on understanding of designing and implementing high-scale distributed systems. API Design: Proven track record designing, implementing, and optimizing production-grade APIs (REST/GraphQL) for both internal and external consumption. Data Systems ...

Full Stack Engineer

Hiring Organisation
Mastek
Location
Reading, England, United Kingdom
application frameworks (Angular/React) Practical experience of development using Kafka/RabbitMQ Experience in large scale integration projects involving messaging, web services and distributed systems Public Sector experience ...

DevOps / Platform Engineer

Hiring Organisation
Locai Labs
Location
Slough, Berkshire, UK
Employment Type
Full-time
seeking a DevOps/Platform Engineer to maintain and enhance our existing platform infrastructure, with opportunities to contribute to backend development when needed. Our systems are already live and in active use, so your focus will be on reliability, performance, automation, observability, and clean, maintainable Infrastructure-as-Code. … pipelines using GitHub Actions Containerise and deploy backend applications using modern tooling (e.g., Docker, Kubernetes) Implement and manage comprehensive logging, monitoring, and alerting systems Contribute to the backend codebase for service integrations, internal tooling, and incident resolution Improve developer workflows and internal automation to increase team velocity Collaborate with ...

Director - Lead Software Engineer Java, Equities

Hiring Organisation
Huxley
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£120,000 - £180,000 per annum
Equities Technology team within the Front Office. This is a hands-on, independent contributor role where you will design and build high-performance systems that support our equities trading business. You will work closely with traders, quants, and other technologists to deliver innovative solutions in a fast-paced environment. … Responsibilities Lead the design and development of Java-based trading and risk platforms for equities. Deliver low-latency, high-throughput systems for order management and execution. Collaborate with front-office stakeholders to understand business requirements and translate them into technical solutions. Ensure best practices in software architecture, performance optimization ...

Senior Software Engineer

Hiring Organisation
Oracle
Location
Southampton, UK
Employment Type
Full-time
design and deliver cloud-scale DDoS protection as part of our edge security platform. You'll design and ship high-performance detection and mitigation systems, automate operations end-to-end, and help define the technical foundation for customer-facing DDoS capabilities. Basic qualifications 6+ years building production backend systems … . Proficiency in one or more: Java/Python/C Rust/Go Strong preference for Java for control-plane/services. Strong systems design skills: concurrency, memory management, performance tuning, API design, and distributed systems fundamentals. Experience with DevOps at scale: CI/CD, automated ...

Senior Software Engineer

Hiring Organisation
Oracle
Location
Reading, Berkshire, UK
Employment Type
Full-time
design and deliver cloud-scale DDoS protection as part of our edge security platform. You'll design and ship high-performance detection and mitigation systems, automate operations end-to-end, and help define the technical foundation for customer-facing DDoS capabilities. Basic qualifications 6+ years building production backend systems … . Proficiency in one or more: Java/Python/C Rust/Go Strong preference for Java for control-plane/services. Strong systems design skills: concurrency, memory management, performance tuning, API design, and distributed systems fundamentals. Experience with DevOps at scale: CI/CD, automated ...

Senior Software Engineer

Hiring Organisation
Oracle
Location
Slough, Berkshire, UK
Employment Type
Full-time
design and deliver cloud-scale DDoS protection as part of our edge security platform. You'll design and ship high-performance detection and mitigation systems, automate operations end-to-end, and help define the technical foundation for customer-facing DDoS capabilities. Basic qualifications 6+ years building production backend systems … . Proficiency in one or more: Java/Python/C Rust/Go Strong preference for Java for control-plane/services. Strong systems design skills: concurrency, memory management, performance tuning, API design, and distributed systems fundamentals. Experience with DevOps at scale: CI/CD, automated ...

Senior Software Engineer

Hiring Organisation
Oracle
Location
Maidstone, Kent, UK
Employment Type
Full-time
design and deliver cloud-scale DDoS protection as part of our edge security platform. You'll design and ship high-performance detection and mitigation systems, automate operations end-to-end, and help define the technical foundation for customer-facing DDoS capabilities. Basic qualifications 6+ years building production backend systems … . Proficiency in one or more: Java/Python/C Rust/Go Strong preference for Java for control-plane/services. Strong systems design skills: concurrency, memory management, performance tuning, API design, and distributed systems fundamentals. Experience with DevOps at scale: CI/CD, automated ...

Senior Software Engineer

Hiring Organisation
Oracle
Location
High Wycombe, Buckinghamshire, UK
Employment Type
Full-time
design and deliver cloud-scale DDoS protection as part of our edge security platform. You'll design and ship high-performance detection and mitigation systems, automate operations end-to-end, and help define the technical foundation for customer-facing DDoS capabilities. Basic qualifications 6+ years building production backend systems … . Proficiency in one or more: Java/Python/C Rust/Go Strong preference for Java for control-plane/services. Strong systems design skills: concurrency, memory management, performance tuning, API design, and distributed systems fundamentals. Experience with DevOps at scale: CI/CD, automated ...

Senior Software Engineer

Hiring Organisation
Oracle
Location
Woking, Surrey, UK
Employment Type
Full-time
design and deliver cloud-scale DDoS protection as part of our edge security platform. You'll design and ship high-performance detection and mitigation systems, automate operations end-to-end, and help define the technical foundation for customer-facing DDoS capabilities. Basic qualifications 6+ years building production backend systems … . Proficiency in one or more: Java/Python/C Rust/Go Strong preference for Java for control-plane/services. Strong systems design skills: concurrency, memory management, performance tuning, API design, and distributed systems fundamentals. Experience with DevOps at scale: CI/CD, automated ...

Senior Software Engineer

Hiring Organisation
Oracle
Location
Dartford, Kent, UK
Employment Type
Full-time
design and deliver cloud-scale DDoS protection as part of our edge security platform. You'll design and ship high-performance detection and mitigation systems, automate operations end-to-end, and help define the technical foundation for customer-facing DDoS capabilities. Basic qualifications 6+ years building production backend systems … . Proficiency in one or more: Java/Python/C Rust/Go Strong preference for Java for control-plane/services. Strong systems design skills: concurrency, memory management, performance tuning, API design, and distributed systems fundamentals. Experience with DevOps at scale: CI/CD, automated ...

Senior Software Engineer

Hiring Organisation
Oracle
Location
Oxford, Oxfordshire, UK
Employment Type
Full-time
design and deliver cloud-scale DDoS protection as part of our edge security platform. You'll design and ship high-performance detection and mitigation systems, automate operations end-to-end, and help define the technical foundation for customer-facing DDoS capabilities. Basic qualifications 6+ years building production backend systems … . Proficiency in one or more: Java/Python/C Rust/Go Strong preference for Java for control-plane/services. Strong systems design skills: concurrency, memory management, performance tuning, API design, and distributed systems fundamentals. Experience with DevOps at scale: CI/CD, automated ...

Senior Software Engineer

Hiring Organisation
Oracle
Location
Guildford, Surrey, UK
Employment Type
Full-time
design and deliver cloud-scale DDoS protection as part of our edge security platform. You'll design and ship high-performance detection and mitigation systems, automate operations end-to-end, and help define the technical foundation for customer-facing DDoS capabilities. Basic qualifications 6+ years building production backend systems … . Proficiency in one or more: Java/Python/C Rust/Go Strong preference for Java for control-plane/services. Strong systems design skills: concurrency, memory management, performance tuning, API design, and distributed systems fundamentals. Experience with DevOps at scale: CI/CD, automated ...

Senior Software Engineer

Hiring Organisation
Oracle
Location
Basingstoke, Hampshire, UK
Employment Type
Full-time
design and deliver cloud-scale DDoS protection as part of our edge security platform. You'll design and ship high-performance detection and mitigation systems, automate operations end-to-end, and help define the technical foundation for customer-facing DDoS capabilities. Basic qualifications 6+ years building production backend systems … . Proficiency in one or more: Java/Python/C Rust/Go Strong preference for Java for control-plane/services. Strong systems design skills: concurrency, memory management, performance tuning, API design, and distributed systems fundamentals. Experience with DevOps at scale: CI/CD, automated ...

Senior Software Engineer

Hiring Organisation
Oracle
Location
Newport, Isle of Wight, UK
Employment Type
Full-time
design and deliver cloud-scale DDoS protection as part of our edge security platform. You'll design and ship high-performance detection and mitigation systems, automate operations end-to-end, and help define the technical foundation for customer-facing DDoS capabilities. Basic qualifications 6+ years building production backend systems … . Proficiency in one or more: Java/Python/C Rust/Go Strong preference for Java for control-plane/services. Strong systems design skills: concurrency, memory management, performance tuning, API design, and distributed systems fundamentals. Experience with DevOps at scale: CI/CD, automated ...

Senior Software Engineer

Hiring Organisation
Oracle
Location
Milton Keynes, Buckinghamshire, UK
Employment Type
Full-time
design and deliver cloud-scale DDoS protection as part of our edge security platform. You'll design and ship high-performance detection and mitigation systems, automate operations end-to-end, and help define the technical foundation for customer-facing DDoS capabilities. Basic qualifications 6+ years building production backend systems … . Proficiency in one or more: Java/Python/C Rust/Go Strong preference for Java for control-plane/services. Strong systems design skills: concurrency, memory management, performance tuning, API design, and distributed systems fundamentals. Experience with DevOps at scale: CI/CD, automated ...

Senior Software Engineer

Hiring Organisation
Oracle
Location
Crawley, West Sussex, UK
Employment Type
Full-time
design and deliver cloud-scale DDoS protection as part of our edge security platform. You'll design and ship high-performance detection and mitigation systems, automate operations end-to-end, and help define the technical foundation for customer-facing DDoS capabilities. Basic qualifications 6+ years building production backend systems … . Proficiency in one or more: Java/Python/C Rust/Go Strong preference for Java for control-plane/services. Strong systems design skills: concurrency, memory management, performance tuning, API design, and distributed systems fundamentals. Experience with DevOps at scale: CI/CD, automated ...

Lead Data Engineer

Hiring Organisation
Mesh-AI
Location
Slough, Berkshire, UK
Employment Type
Full-time
learn from & will want to learn from you. Responsibilities You will be responsible for the technical implementation and delivery of modern data systems as well as AI enabled applications Solve end to end data problems/opportunities at scale Contributing to solution architecture & design Working with our customers … advisory, design & implementation of end-to-end solutions Contribute to internal initiatives such as; blogs, technical forums Requirements Good grasp of modern data engineering (distributed systems, data streaming, event-based architectures etc) and how to apply them Experience with software engineering and DevOps best practices as well ...

Senior Java Software Engineer

Hiring Organisation
Signify Technology
Location
Slough, Berkshire, UK
Employment Type
Full-time
contributing ideas and identifying gaps. Mentoring and pairing with junior developers to support team growth and best engineering practices. Implementing and optimising microservices and distributed systems using GCP technologies (GKE, PubSub, BigQuery, Dataflow). Designing and maintaining data processing pipelines across streaming, relational, and NoSQL systems. Writing … experience in Java and core object-oriented programming. Background working with data platforms, streaming technologies, and data processing frameworks. Understanding of microservices architecture and distributed systems. Exposure to Google Cloud Platform, ideally GKE, PubSub, and BigQuery. Experience with relational and/or NoSQL databases. Knowledge of Docker, Kubernetes ...

DevOps Engineer

Hiring Organisation
Mastek
Location
Slough, Berkshire, UK
Employment Type
Full-time
relationships with development teams both internal to HMRC and with Third Party suppliers Familiar working within an Agile working environment Develop and maintain lightweight systems documentation Mentor junior team members Essential Skills: Experience with Enterprise Jenkins to create reusable pipelines across projects Understanding of the Linux Operating System, standard … automated testing tools (such as ReadyApi, Cucumber etc.) Familiarity with microservices architecture and container orchestration with Kubernetes (Preferably EKS) Experience in managing and scaling distributed systems in AWS cloud environment across multiple environments Experience with deploying, supporting and supervising new and existing services, platforms and application stacks Experience ...

DevOps Engineer

Hiring Organisation
Mastek
Location
Reading, England, United Kingdom
relationships with development teams both internal to HMRC and with Third Party suppliers Familiar working within an Agile working environment Develop and maintain lightweight systems documentation Mentor junior team members Essential Skills: Experience with Enterprise Jenkins to create reusable pipelines across projects Understanding of the Linux Operating System, standard … automated testing tools (such as ReadyApi, Cucumber etc.) Familiarity with microservices architecture and container orchestration with Kubernetes (Preferably EKS) Experience in managing and scaling distributed systems in AWS cloud environment across multiple environments Experience with deploying, supporting and supervising new and existing services, platforms and application stacks Experience ...

Full Stack Software Engineer

Hiring Organisation
Firenze
Location
Slough, Berkshire, UK
Employment Type
Full-time
develop your technical depth, gain exposure to DevOps, cloud, and observability practices, and help define how we build software at Firenze. With no legacy systems, you'll be shaping our platform from the ground up and growing alongside a team that values mentorship, learning, and engineering excellence. Key Responsibilities … pipelines) and learn how to scale reliable delivery. Performance & Observability: Gain hands-on experience with monitoring tools and learn how to build observable systems from day one. Documentation & Developer Experience: Help create clear technical docs and reusable tooling that makes development smoother for everyone. Cross-Functional Collaboration: Partner with ...

Senior DevOps Engineer

Hiring Organisation
Forsyth Barnes
Location
Slough, Berkshire, UK
Employment Type
Full-time
across development and operations teams. Hands-on experience with Kubernetes, Linux/Unix, and containerised systems. Experience building and operating deployment pipelines and debugging distributed systems. Knowledge of relational databases (SQL) and NoSQL technologies. Familiarity with modern architectures including containers, APIs, and streaming platforms. Experience working in Agile environments ...

C++ Software Engineer Intern, RippleX Core Ledger (Summer 2026)

Hiring Organisation
Ripple
Location
Slough, Berkshire, UK
Employment Type
Full-time
degree-program after completing the internship. 3+ years of hands-on software development experience using C++. Strong interest or foundational experience in backend systems development, preferably distributed systems, concurrency and multithreading. Passion for blockchain technology and its potential benefits. Ability to learn new technologies and languages quickly. ...