Contract Distributed Systems Jobs in England

22 of 22 Contract Distributed Systems Jobs in England

Typescript Engineer

London, South East, England, United Kingdom
Harnham - Data & Analytics Recruitment
and middleware platforms, and they're looking for a TypeScript Engineer to help shape the services and tooling behind this transformation. The team's mission is to replace legacy systems with clean, event-driven services and provide consistent, reliable data to applications across the business - from customer-facing products to operational systems. The Role You'll be joining a … cloud-hosted workloads. You'll work closely with engineers, analysts, and product specialists to design scalable services, contribute to architectural improvements, and help evolve the company's approach to distributed data and developer experience. Day-to-day responsibilities include: Designing and implementing backend services in TypeScript using Node.js (REST, GraphQL, workers, event-driven consumers). Building and integrating services … and implementing REST or GraphQL APIs, background workers, and microservices. Ability to work with SQL or NoSQL databases and understand how to model and query data effectively. Familiarity with distributed systems concepts such as event sourcing, resilience patterns, and asynchronous communication. Experience with containerised development (Docker) and deploying cloud-native applications (Azure, AWS, or GCP). Strong understanding More ❯
Employment Type: Contractor
Rate: £500 - £560 per day
Posted:

Lead SRE / Observability Engineering Lead - Outside IR35

Bristol, Avon, England, United Kingdom
Sanderson
alerting, and enable teams to self-serve their system metrics and traces. Implementation & Enablement: Assist digital engineering teams in implementing synthetic monitoring, health checks, observable CI/CD pipelines, distributed tracing, and cloud-native monitoring patterns. Partner with SRE, DevOps, and engineering teams to embed observability into digital platforms and services. Collaboration & Culture: Promote a culture of data-driven … track record implementing observability solutions in cloud-native environments (AWS, Azure, or GCP). Hands-on proficiency with observability tools such as Datadog, Grafana, Prometheus, OpenTelemetry. Strong knowledge of distributed systems, microservices, and container orchestration (Kubernetes, Docker). Experience with automation and Infrastructure as Code (Terraform, Ansible) and CI/CD pipelines. Familiarity with performance engineering, capacity planning More ❯
Employment Type: Contractor
Rate: £650 - £750 per day
Posted:

Lead SRE / Observability Engineering Lead - (Outside IR35)

Bristol, Avon, South West, United Kingdom
Hybrid/Remote Options
Sanderson Recruitment
alerting, and enable teams to self-serve their system metrics and traces. Implementation & Enablement: Assist digital engineering teams in implementing synthetic monitoring, health checks, observable CI/CD pipelines, distributed tracing, and cloud-native monitoring patterns. Partner with SRE, DevOps, and engineering teams to embed observability into digital platforms and services. Collaboration & Culture: Promote a culture of data-driven … track record implementing observability solutions in cloud-native environments (AWS, Azure, or GCP). Hands-on proficiency with observability tools such as Datadog, Grafana, Prometheus, OpenTelemetry. Strong knowledge of distributed systems, microservices, and container orchestration (Kubernetes, Docker). Experience with automation and Infrastructure as Code (Terraform, Ansible) and CI/CD pipelines. Familiarity with performance engineering, capacity planning More ❯
Employment Type: Contract, Work From Home
Rate: £650 - £750 per day + Outside IR35
Posted:

GenAI Python Developer

London, United Kingdom
Hybrid/Remote Options
EMBS Engineering
Doing: Building backend services and APIs that give secure, governed access to LLM capabilities Developing Python-based GenAI components including prompt orchestration and evaluation tooling Integrating LLMs with enterprise systems, observability layers, and security frameworks Designing and maintaining CI/CD pipelines using Azure DevOps Working closely with platform leads, architects, and SRE teams to ensure stable, scalable operations … tracking to measure LLM performance and cost Contributing to RAG implementations and vector-driven retrieval patterns Helping shape platform patterns, reusable components, and clear documentation Troubleshooting performance issues across distributed systems and cloud services What You’ll Bring: 5+ years of backend engineering experience, with strong Python at the core Hands-on exposure to GenAI technologies and Large More ❯
Employment Type: Contract
Rate: £450 - £500/day
Posted:

Senior Platform Engineer

London, United Kingdom
Hybrid/Remote Options
Fruition Group
be creating, iterating, and solving genuine engineering challenges. You'll collaborate closely with product and engineering teams across the stack to improve developer experience, strengthen observability, and troubleshoot complex distributed systems. A focus on clean, maintainable code, cloud infrastructure, and strong security practices is essential. Senior Platform Engineer - Key Skills & Experience: Solid background in software engineering, with significant platform … as Terraform Strong understanding of security best practices in application and infrastructure design Exposure to observability tools (e.g. Prometheus, Grafana, structured logging) Confident debugging and resolving issues in complex distributed systems Product-oriented mindset with a collaborative approach to improving developer experience Bonus: experience with Kafka, gRPC, or contributing to open-source projects If you're a Senior … Platform Engineer who thrives on building tools and systems that empower developers and accelerate delivery, apply today. The client is looking to move quickly. We are an equal opportunities employer and welcome applications from all suitably qualified candidates, regardless of race, sex, disability, religion/belief, sexual orientation, or age. More ❯
Employment Type: Contract, Work From Home
Posted:

Senior Back End Engineer (.NET/Azure)

Central London, London, England, United Kingdom
Hybrid/Remote Options
E-Solutions IT Services UK Ltd
reliability, and craftsmanship are valued just as much as delivery speed. Responsibilities Design, build, and maintain backend services using C# (.NET 8+) and Azure Services. Develop and secure Modern Distributed Systems using Azure Container Apps, integrating with internal systems. Work with Service Bus, Azure SQL, API Management, and Key Vault to deliver robust, secure, and scalable solutions. Design … strong C# skills and hands-on Azure experience, allied to a good functional and commercial understanding of the Banking industry. Core skills include: 5–8 years’ experience building backend systems using .NET Core/.NET 6/8+ and C#. Strong experience with Azure, including Container Apps, Functions, Service Bus, Networking and API Management. Proven ability to build secure More ❯
Employment Type: Contractor
Rate: Salary negotiable
Posted:

Azure Cosmos DB Admin and Developer

City of London, London, United Kingdom
Hybrid/Remote Options
Vallum Associates Limited
Deep understanding of Azure services including Azure Functions, App Services, AKS, and Logic Apps Hands-on experience with Azure Cosmos DB including query optimisation and throughput management Familiarity with distributed systems and NoSQL data modelling Experience with Git, version control, and continuous integration tools Desirable skills/knowledge/experience Advanced proficiency in C#, ASP.NET, and .NET Core More ❯
Employment Type: Contract
Rate: £500 per hour
Posted:

Senior Go Developer

London, United Kingdom
Hybrid/Remote Options
Fruition Group
Developer to join a leading 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 the 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 contributing to code reviews, design discussions, and knowledge sharing across the engineering function. Senior Go More ❯
Employment Type: Contract, Work From Home
Posted:

Go Developer

London, United Kingdom
Hybrid/Remote Options
Harvey Nash
ll work within a multidisciplinary team building secure, high-performance Back End services. Key Skills Strong commercial experience with Go (Golang) Additional experience with Java beneficial Microservices, REST APIs, distributed systems Secure development practices and familiarity with high-security environments Working knowledge of CI/CD and containerised environments (Docker/Kubernetes) Responsibilities Develop and maintain Go-based More ❯
Employment Type: Contract
Rate: GBP 500 - 600 Daily
Posted:

Azure Cosmos DB Admin and Developer

Central London, London, United Kingdom
Gazelle Global Consulting Ltd
/Mongo API), NoSQL modelling C#/.NET or Node.js Azure Functions, App Services, AKS, Logic Apps CI/CD with Azure DevOps Performance optimisation (Azure Monitor, App Insights) Distributed systems & concurrency patterns Please apply with an up-to-date CV that clearly matches the requirement. More ❯
Employment Type: Contract
Posted:

Specialist Software Engineer

Shefford, Bedfordshire, South East, United Kingdom
Stackstudio Digital Ltd
next generation of production services that power SiriusXM and Pandora, serving tens of millions of listeners across North America. Whether it's delivering high-throughput services, designing fault-tolerant systems, or accelerating internal developer productivity, our teams are tackling impactful technical challenges across the company. You'll contribute to these efforts while helping to shape the future of our … architecture, development practices, and engineering culture. Your Responsibilities (Up to 10, avoid repetition) Design and build high-performance, stable, scalable systems deployed in an enterprise setting Lead high-level architecture discussions and planning sessions Collaborate with cross-functional teams of engineers, product managers, and designers Build scalable, performant, and resilient backend systems supporting critical business needs Participate in … cause analyses Continuously learn and grow in your engineering craft and domain knowledge Participate in an on-call rotation to ensure swift resolution of any production outages involving your systems Your Profile Essential Skills/Knowledge/Experience (Up to 10, avoid repetition) 10+ years of professional experience Strong understanding of engineering software processes, lifecycle methodology, configuration management, release More ❯
Employment Type: Contract
Rate: From £500 to £550 per day
Posted:

Sr. Staff Engineer (Lead)

Shefford, Bedfordshire, South East, United Kingdom
Stackstudio Digital Ltd
next generation of production services that power SiriusXM and Pandora, serving tens of millions of listeners across North America. Whether it's delivering high-throughput services, designing fault-tolerant systems, or accelerating internal developer productivity, our teams are tackling impactful technical challenges across the company. You'll contribute to these efforts while helping to shape the future of our … architecture, development practices, and engineering culture. Your Responsibilities (Up to 10, Avoid repetition) Design and build high-performance, stable, scalable systems that will be deployed in an enterprise setting Lead high-level architecture discussions and planning sessions Collaborate with cross-functional teams of engineers, product managers, and designers Build scalable, performant, and resilient backend systems that support critical … cause analyses Continuously learn and grow in your engineering craft and domain knowledge Participate in an on-call rotation to ensure swift resolution of any production outages involving your systems Your Profile Essential Skills/Knowledge/Experience (Up to 10, Avoid repetition) 10+ years of professional experience Strong understanding of engineering software processes, lifecycle methodology, configuration management, release More ❯
Employment Type: Contract
Rate: From £400 to £450 per day
Posted:

Senior Engineer

Shefford, Bedfordshire, South East, United Kingdom
Stackstudio Digital Ltd
next generation of production services that power SiriusXM and Pandora, serving tens of millions of listeners across North America. Whether it's delivering high-throughput services, designing fault-tolerant systems, or accelerating internal developer productivity, our teams are tackling impactful technical challenges across the company. You'll contribute to these efforts while helping to shape the future of our … architecture, development practices, and engineering culture. Your Responsibilities (Up to 10) Collaborate with cross-functional teams of engineers, product managers, and designers. Build scalable, performant, and resilient backend systems that support critical business needs. Participate in system design and architecture reviews to influence technical direction. Drive software quality through code reviews, testing, and continuous integration. Contribute to a positive … Experience: 5+ years of professional experience. Expert-level fluency in at least one programming language and strong system design skills. Experience leading the design, development, and operation of complex distributed systems in a modern cloud provider. Deep knowledge of REST API design, scalability, fault tolerance, and performance optimization. Demonstrated ability to own projects end-to-end and mentor More ❯
Employment Type: Contract
Rate: From £450 to £500 per day
Posted:

Senior Automation Tester - Playwright - SC Cleared - Inside IR35

Croydon, Surrey, England, United Kingdom
SR2
that ensure reliability and performance at scale.Key Responsibilities Design, develop and maintain automated test frameworks using Playwright, TypeScript and Java. Execute end-to-end, integration, and regression testing across distributed systems. Collaborate with developers, QA and DevOps to drive continuous testing and improve release quality. Support integration testing with tools such as WireMock and Kafka. Build and manage test More ❯
Employment Type: Contractor
Rate: £500 - £560 per day
Posted:

Staff Engineer

Shefford, Bedfordshire, South East, United Kingdom
Stackstudio Digital Ltd
next generation of production services that power SiriusXM and Pandora, serving tens of millions of listeners across North America. Whether it's delivering high-throughput services, designing fault-tolerant systems, or accelerating internal developer productivity, our teams are tackling impactful technical challenges across the company. You'll contribute to these efforts while helping shape the future of our architecture … development practices, and engineering culture. Your Responsibilities (Up to 10, Avoid repetition) Collaborate with cross-functional teams of engineers, product managers, and designers Build scalable, performant, and resilient backend systems that support critical business needs Participate in system design and architecture reviews to influence technical direction Drive software quality through code reviews, testing, and continuous integration Contribute to a … cause analyses Continuously learn and grow in your engineering craft and domain knowledge Participate in an on-call rotation to ensure swift resolution of any production outages involving your systems Your Profile Essential Skills/Knowledge/Experience (Up to 10, Avoid repetition) 7+ years of professional experience Recognized technical authority with the ability to influence system architecture across More ❯
Employment Type: Contract
Rate: From £450 to £500 per day
Posted:

Platform Solution Architect

London, South East, England, United Kingdom
Ncounter
control and automation tooling • Experience integrating PaaS and SaaS services into cloud platforms • Ability to communicate technical decisions clearly and support senior stakeholders • Hands on experience debugging and supporting distributed systems in production • Experience with at least one scripting language such as Bash, Python, Go or Powershell • Active SC or DV clearance, with DV preferred This is a More ❯
Employment Type: Contractor
Rate: £800 - £900 per day
Posted:

Java - API & Microservices NHS Digital Integration Developer

London, South East, England, United Kingdom
Salt Search
maintain RESTful APIs and microservices using Java and Spring Boot . * Implement scalable, secure, and highly available solutions for enterprise and healthcare applications. * Integrate backend services with NHS Digital systems , including FHIR resources, HL7 messaging, NHS Spine services, and other interoperability standards. * Collaborate closely with architects, product owners, and cross-functional teams to define technical solutions. * Optimise performance, reliability … logging, and error handling across distributed systems. * Integrate with third-party systems and internal services using modern API standards and healthcare protocols. * Write clean, maintainable, and testable code following engineering best practices (TDD/BDD). * Participate in code reviews, support engineering excellence, and mentor junior developers. * Ensure compliance with security standards , data protection regulations, and NHS Information … Governance requirements. Required Skills & Experience * 5+ years of professional Java development experience (Java 11+). * Strong expertise with Spring Boot , Spring Cloud, and distributed microservices. * Proven experience designing and building RESTful APIs. * Experience working with NHS Digital services , healthcare APIs, or standards such as FHIR, HL7, OpenAPI, or integration with NHS Spine (highly desirable). * Hands-on experience with More ❯
Employment Type: Contractor
Rate: £340 - £350 per day
Posted:

Vue JS - API NHS Digital Integration Developer

London, South East, England, United Kingdom
Salt Search
RESTful APIs and microservices using Vue JS and Spring Boot . * Implement scalable, secure, and highly available solutions for enterprise and healthcare applications. * Integrate backend services with NHS Digital systems , including FHIR resources, HL7 messaging, NHS Spine services, and other interoperability standards. * Collaborate closely with architects, product owners, and cross-functional teams to define technical solutions. * Optimise performance, reliability … logging, and error handling across distributed systems. * Integrate with third-party systems and internal services using modern API standards and healthcare protocols. * Write clean, maintainable, and testable code following engineering best practices (TDD/BDD). * Participate in code reviews, support engineering excellence, and mentor junior developers. * Ensure compliance with security standards , data protection regulations, and NHS Information … Governance requirements. Required Skills & Experience 5+ years of professional Vuen JS development experience Strong expertise with Spring Boot , Spring Cloud, and distributed microservices. Proven experience designing and building RESTful APIs. Experience working with NHS Digital services , healthcare APIs, or standards such as FHIR, HL7, OpenAPI, or integration with NHS Spine (highly desirable). Hands-on experience with Docker , Kubernetes More ❯
Employment Type: Contractor
Rate: £340 - £350 per day
Posted:

Enterprise Solution Architect (Intacct & Paxus)

London, South East, England, United Kingdom
KBC Technologies UK LTD
Strong working knowledge of Sage Intacct data structures, APIs, chart of accounts, reporting hierarchies, and journal logic. • Experience performing data mapping and reconciliation between Intacct and Paxus other financial systems • Understanding of fund accounting concepts (capital calls, distributions, management fees, unrealized gains/losses, investor-level accounting). • Ability to extract and analyze Intacct reports, exports, or API-based … or BI tools for data analysis and validation preferred. • Hands-on experience with Azure OpenAI GPT-4/5, embedding models, and Azure cloud services • Strong background in Python, distributed systems, and enterprise architecture • Knowledge in Claude Code for agentic coding and AI-powered development. More ❯
Employment Type: Contractor
Rate: Salary negotiable
Posted:

Fullstack Developer .NET/JS

London, South East, England, United Kingdom
Lorien
looking for a candidate with expert knowledge of .NET and JS Typescript/React, database\SQL experience, and with a track record of delivery on large scale real-time distributed systems. Knowledge of the Fixed Income business would be beneficial but not required. Key Responsibilities: · Develop client and server-side components that integrate emerging AI LLM tools into front More ❯
Employment Type: Contractor
Rate: Salary negotiable
Posted:

Lead Data Architect's x3 (Oracle Goldengate/ CDC Architecture)

London, United Kingdom
Hays Technology
data pipelines. Mentor DRIs and provide technical leadership across teams. Drive automation and CI/CD adoption for data workflows. Collaborate with stakeholders to ensure scalability and resilience in distributed systems. What you'll need to succeed CDC Architecture (Change Data Capture) and ideally working with Oracle GoldenGate. Postgres Internals. Distributed Systems. Automation & CI/CD. Azure Cloud More ❯
Employment Type: Contract
Rate: £700 - £800/day £700-800 Per Day (Inside IR35)
Posted:

Lead Data Architect's x3 Oracle Goldengate/ CDC Architecture

London, South East, England, United Kingdom
Hays Specialist Recruitment Limited
data pipelines. Mentor DRIs and provide technical leadership across teams. Drive automation and CI/CD adoption for data workflows. Collaborate with stakeholders to ensure scalability and resilience in distributed systems. What you'll need to succeed CDC Architecture (Change Data Capture) and ideally working with Oracle GoldenGate. Postgres Internals. Distributed Systems. Automation & CI/CD. Azure Cloud More ❯
Employment Type: Contractor
Rate: £700 - £800 per day
Posted:
Distributed Systems
England
10th Percentile
£374
25th Percentile
£437
Median
£525
75th Percentile
£628
90th Percentile
£763