15 of 15 Contract Distributed Systems Jobs in the South East

Site Reliability Engineer (Contractor)

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£540 - £550 per day
architectural decisions, and build automation that elevates deployment safety and operational efficiency. This is a hands-on, senior technical role with direct influence on systems that generate significant global revenue.Key ResponsibilitiesReliability & Risk Engineering* Identify systemic reliability risks and drive long-term preventative improvements* Define and refine SLIs, SLOs … teams to embed reliability into system designYOUR SKILLS & EXPERIENCERequired:* Degree in Computer Science, Engineering, or equivalent experience* 7+ years in SRE, Production Engineering, or Systems Engineering roles* Strong understanding of distributed systems, failure modes, and consistency models* Hands-on experience operating production workloads ...

Senior Site Reliability Engineer

Hiring Organisation
Outsource
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
rate) Role Overview We are seeking a Senior Site Reliability Engineer to drive the reliability, scalability, and operational excellence of Network commerce systems, including subscriptions and personalization services. You will collaborate closely with product and engineering teams to enhance system architecture, deployment safety, observability, and overall performance. As part … centralized Technical Operations team, you will have horizontal responsibility for production reliability, participate in the on-call rotation for critical commerce services, and influence systems that serve millions of users globally. Key Responsibilities Reliability & Risk Engineering Identify systemic reliability risks and implement preventative solutions. Define and maintain SLIs, SLOs ...

Site Reliability Engineer

Hiring Organisation
Sphere Digital Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£550 - £551 per day
standards, influencing architectural improvements, managing complex incidents, and building automation to improve deployment safety and operational efficiency. Your work will directly support high-traffic systems used by a global audience. Key Responsibilities Reliability & Risk Engineering My client is looking for someone who can: Identify systemic reliability risks and drive … client is looking for candidates with: A degree in Computer Science, Engineering, or equivalent practical experience Strong experience designing and operating CI/CD systems with deployment safety practices Excellent communication skills with the ability to influence cross-functional teams 7+ years of experience in SRE, production engineering ...

DevOps Engineer

Hiring Organisation
Stackstudio Digital Ltd
Location
Wokingham, Berkshire, South East, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
From £500 to £550 per day
building highly scalable, secure, and performant enterprise applications. They should have strong experience working with modern CI/CD pipelines, cloud-native architectures, and distributed systems handling large-scale data. The candidate must be proactive, analytical, and able to collaborate effectively with cross-functional teams including Architects, DevOps ...

Senior Software Engineer

Hiring Organisation
Tenth Revolution Group
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£650 per day
fast-moving team working on projects that support a large, multinational tech ecosystem. What We're Looking For Strong Go (Golang) development experience - production systems, performance, concurrency. Proven background in AI for coding (e.g., agent frameworks, LLM-powered tooling, AI code generation, or workflow automation). Hands-on experience … developing or integrating with LLM-based systems (Claude, Cursor, OpenAI, etc.). Experience with distributed systems, microservices, or platform engineering. Comfortable working in a fast-paced, experimental environment where the tech evolves every week. Why This Contract Is Exceptional You'll work in a brand-new domain ...

Senior Java Engineer - AWS, API - (2 days on site)

Hiring Organisation
Salt Search
Location
South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £700 per day
development. Develop cloud-native solutions using AWS services such as Lambda, API Gateway, DynamoDB, ECS, S3, and others. Contribute to microservices architecture, event-driven systems, and distributed design patterns. Implement CI/CD pipelines using tools such as Jenkins, GitHub Actions, or AWS CodePipeline. Work with containerisation technologies … Gateway, DynamoDB, ECS, S3, etc.). Solid understanding of RESTful API design and exposure to GraphQL. Experience with microservices, event-driven architectures, and distributed systems. Familiarity with CI/CD pipelines and DevOps practices. Knowledge of Docker and container orchestration fundamentals (ECS, EKS). Experience with unit testing, integration ...

Azure Platform Engineer

Hiring Organisation
Hays Specialist Recruitment Limited
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£600 - £690 per day
Istio, Linkerd, Open Service Mesh). Strong grasp of authentication and authorization standards (OAuth2, OIDC). Experience implementing robust monitoring, logging, and tracing across distributed systems. Ability to work closely with mobile engineering teams and translate app requirements into scalable cloud architectures. If you currently hold SC Clearance ...

Senior Software Engineer

Hiring Organisation
Tenth Revolution Group
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£650 per day
shaping what engineering will look like in the next decade. If you're excited by LLM-powered development, agentic reasoning, and building new systems in Go - this is your contract. What You'll Be Working On Engineering Go (Golang) services forming the core of a large-scale GenAI developer … background in AI-for-coding , LLM-driven development, or autonomous agent frameworks. Experience designing or building LLM-powered platforms , tooling, or automation. Knowledge of distributed systems, event-driven architectures, or platform engineering. Passion for fast-moving, experimental R&D environments where the tech evolves daily. Why This Contract ...

iOS Technical Lead - Inside IR35 - Crawley (hybrid)

Hiring Organisation
Salt
Location
Crawley, West Sussex, South East, United Kingdom
Employment Type
Contract, Work From Home
architectural leadership, driving the evolution of a modern, scalable mobile platform. You'll work closely with product, backend, and architecture teams while also leading distributed engineering teams, including offshore developers. The platform enables end-to-end customer journeys including booking, account management, and real-time travel services. Key Responsibilities … quality Oversee API integrations (REST/GraphQL) and ensure performance optimisation Collaborate with cross-functional teams across product, backend, and DevOps Mentor and lead distributed/offshore engineering teams Required Skills & Experience Strong commercial experience in iOS development (Swift, SwiftUI, UIKit, Objective-C) Proven experience as a Technical Lead ...

Python Contractor

Hiring Organisation
ALTECH GROUP LTD
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£600 - £700 per day
need expertise in Python Django, AWS & Typescript, and Engineers who are principally product focused, collaborative and can thrive in highly ambigious environments. Experience with distributed systems also a major plus as they are considering moving into this environment. They use Vue.js in the Frontend but will consider anyone ...

Technical Major Incident Manager

Hiring Organisation
McGregor Boyall
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
model) Skills & Experience Required: Proven experience leading major incidents in large-scale, 24/7 environments Strong understanding of modern infrastructure (cloud, distributed systems, networks, databases) Solid knowledge of ITIL practices (Incident, Problem, Change Management) Ability to operate under pressure with excellent decision-making and problem-solving skills ...

Python Developer

Hiring Organisation
Stackstudio Digital Ltd
Location
Wokingham, Berkshire, South East, United Kingdom
Employment Type
Contract
Contract Rate
From £300 to £340 per day
similar solvers. Model the behaviour of power system components including generation assets, demand profiles, and network elements. Contribute to techno-economic assessments of power systems using Python-based models. Quality Assurance & DevOps Write unit tests using unittest or pytest, with exposure to Test-Driven Development (TDD) methodologies. … Pyomo, AMPL, Gurobi, CPLEX, or similar optimization tools. Working knowledge of containerization and cloud-native deployment. Familiarity with RabbitMQ/Kafka, microservice architecture, and distributed systems. ...

Lead Android Developer (SDK, MVVM) - Hybrid - Sussex

Hiring Organisation
Salt
Location
East Sussex, South East, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £700 per day
Android. This role combines hands-on engineering leadership with solution architecture responsibilities, ensuring scalable, secure, and high-performing mobile solutions. The individual will lead distributed teams, including offshore engineers, while collaborating closely with Product, Architecture, and Backend teams. The app supports key customer journeys including search and purchase, management …/CD, and secure coding Experience building high-performance, scalable mobile applications with strong observability and logging Understanding of cloud-native and distributed system architectures Experience leading or working with offshore teams Strong problem-solving skills and ability to contribute to solution design and architecture Bachelor's degree ...

Go-Lang Backend Developer - Inside IR35 - Remote

Hiring Organisation
Tenth Revolution Group
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£649 - £650 per day
engineers who actively use AI coding tools and are comfortable building software in an environment where the development process evolves rapidly. Our team builds systems in a modern AI-native workflow , where tools like Claude and Cursor are core parts of the development environment. You will work … latest breakthroughs, tools, and techniques shaping the future of engineering. Key Responsibilities Design, build, and maintain backend services using Go (Golang) . Develop scalable systems, APIs, and infrastructure that support AI-enabled products. Work within an AI-augmented development workflow , leveraging tools such as Claude and Cursor for coding ...

Lead Integration Architect (SOA / Cloud)

Hiring Organisation
Hays Specialist Recruitment Limited
Location
Oxfordshire, England, United Kingdom
Employment Type
Contractor
Contract Rate
£600 - £700 per day
role for an architect who is passionate about Service-Oriented Architecture and has the experience to turn a fragmented system landscape into a unified distributed ecosystem. You will begin by gaining a deep understanding of the current architecture, identifying how services have been implemented, how they interact and where … need to succeed You are an experienced Architect with a track record of designing and governing service-oriented or microservice-based systems. You understand distributed system design, messaging, data interoperability and the practical realities of breaking down monolithic patterns. You are comfortable evaluating communication protocols, establishing service contracts, defining ...