22 of 22 Remote/Hybrid Contract Distributed Systems Jobs

AI Technical Lead

Hiring Organisation
Lorien
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
build of this platform, shape its architecture, and partner with deep technical SMEs across the business to ensure our AI systems operate with the highest levels of performance, security, and responsible oversight The client is investing in the next generation of AI capabilities, with safety, resilience, and trust … core. We're creating a cutting-edge AI Control Tower -a centralised platform and dashboard that monitors, governs, and optimises AI systems across the bank. This is a hands-on, high-impact role at the intersection of AI governance, distributed systems, observability, and platform engineering. This role ...

Senior Software Engineer

Hiring Organisation
Randstad Digital
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£53.85 - £61.68 per hour
Hybrid) Contract Duration: 6 months Join a specialized Applied AI team driving innovation in business operations. The group accelerates AI transformation by developing agentic systems and full-stack infrastructure to automate workflows and drive efficiency. We're seeking a Senior Software Engineer (L5) to deliver production-grade code while … architecting autonomous AI workflows. This role combines technical expertise, product thinking, and scaling AI solutions across complex systems, working in a small agile team within a larger engineering organization. Key Responsibilities Design, develop, and deploy AI-powered systems that enhance global sales workflows. Build scalable backend services ...

Senior Software Engineer

Hiring Organisation
Randstad Technologies
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£53.85 - £61.68 per hour
Hybrid) Contract Duration: 6 months Join a specialized Applied AI team driving innovation in business operations. The group accelerates AI transformation by developing agentic systems and full-stack infrastructure to automate workflows and drive efficiency. We're seeking a Senior Software Engineer (L5) to deliver production-grade code while … architecting autonomous AI workflows. This role combines technical expertise, product thinking, and scaling AI solutions across complex systems, working in a small agile team within a larger engineering organization. Key Responsibilities Design, develop, and deploy AI-powered systems that enhance global sales workflows. Build scalable backend services ...

OpenShift SRE SME

Hiring Organisation
Stackstudio Digital Ltd
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
From £500 to £550 per day
focus on automation. Work and collaborate across teams, such as Applications, Hardware, and Network. Develop secure service architecture using cloud-native technologies. Develop systems, primarily in Shell scripting, YAML, Ruby, Python and Go language, to prevent outages through automatic scanning and remediation. Establish and enforce SRE best practices through … call rotation. Your Profile Essential Skills/Knowledge/Experience Hands-on experience with OpenShift virtualization and Kubernetes administration. Understanding of distributed systems and common distributed system failure domains. Experience managing a production service with RedHat, Windows and ESXi. Strong knowledge of Linux systems and networking. ...

Application Developer

Hiring Organisation
VANLOQ LIMITED
Location
Sheffield, South Yorkshire, Yorkshire, United Kingdom
Employment Type
Contract, Work From Home
permissions Support CI/CD pipelines, automated testing, and validation of IAM policies and API behaviour Troubleshoot identity, access, and API issues across distributed systems Collaborate with security teams on audits, compliance, and incident investigations Produce clear technical documentation and reusable components Required Experience Strong experience building identity ...

Senior Ruby Developer - EU Based

Hiring Organisation
Opus Recruitment Solutions Ltd
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
cloud optimisation initiatives What We’re Looking For Strong commercial experience as a Senior Ruby or Ruby on Rails Engineer Deep understanding of distributed systems and cloud-based application design Extensive hands-on experience with AWS Solid background in building scalable APIs, microservices, and backend systems Familiarity ...

FX e Trading Senior Full Stack Engineer (React TypeScript + Java)

Hiring Organisation
Atrium Workforce Solutions Ltd
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£759 - £900 per day
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 ...

Senior Go Developer

Hiring Organisation
Fruition Group
Location
London, United Kingdom
Employment Type
Contract, Work From Home
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 ...

Senior DevOps Engineer

Hiring Organisation
Opus Recruitment Solutions Ltd
Location
Leeds, West Yorkshire, England, United Kingdom
Employment Type
Contractor
Contract Rate
£450 per day
Contribute to the design, development and operation of a large-scale observability platform Build and maintain cloud infrastructure using Infrastructure as Code Work across distributed systems at scale Write, review and test code as part of DevOps engineering practices Manage deployments and work with modern source-control workflows ...

Full-Stack Engineer - 6-month contract - Immediate Start

Hiring Organisation
The ECA International Group
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Full-Stack Engineer who combines deep technical expertise with leadership, curiosity, and a passion for AI-led development. If you enjoy owning complex systems end-to-end, mentoring engineers, and working in a fast-paced environment where innovation matters, this role is for you. Requirements Technical Leadership & Delivery Guide … APIs . Hands-on experience with middleware and orchestration tools such as Tachyon, Temporal, or similar platforms. Experience with data ingestion, pipeline management, and distributed systems . Databases & Performance Proficiency in PostgreSQL, Snowflake , and NoSQL databases. Experience with vector databases to support AI-driven features. Strong skills ...

Senior Algorithm Engineer (Python/SparkDistributed Processing)

Hiring Organisation
Xcede
Location
United Kingdom
Employment Type
Contract, Work From Home
Senior Algorithm Engineer (Python/Spark Distributed Data Processing) Location: UK (O/IR35)/Belgium/Netherlands/Germany (B2B) Working model: Remote Start: ASAP Senior Algorithm Engineer (Python/Spark Distributed Data Processing) Were hiring a Senior Algorithm Engineer to join a data-intensive SaaS platform … operating in a complex, regulated industry. This is a hands-on senior IC role focused on building and optimising distributed data pipelines that power pricing, forecasting and billing calculations at scale. - This is not an ML/Data Science/GenAI role What youll be doing Design, build ...

Software Developer (Java)

Hiring Organisation
IO Associates
Location
Portsmouth, Hampshire, South East, United Kingdom
Employment Type
Contract
Contract Rate
£51 - £55 per hour + (Via Umbrella)
days per week onsite) About the Role & Organisation: This organisation operates at the forefront of advanced engineering and technology, delivering complex, mission-critical systems within highly regulated environments. It offers a collaborative, quality-driven culture where innovation, technical excellence, and continuous improvement are actively encouraged, providing engineers the opportunity … 8+) Good knowledge of Spring Boot, Spring Framework, and Hibernate Experience building RESTful services over HTTPS Hands-on experience with microservices architectures Understanding of distributed systems Knowledge of software design patterns Experience working within Agile development frameworks Familiarity with CI/CD pipelines and delivery techniques Source control ...

AWS Architect

Hiring Organisation
Fairfield Consultancy Services Ltd
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£600 - £625 per day
modernization frameworks. Migration & Modernization Expertise Proven experience leading end-to-end large-scale migration programs . Strong understanding of application architectures (monolith, microservices, distributed systems). Skilled in designing containerization & orchestration strategies (Docker, Kubernetes, EKS). Leadership & Communication Ability to influence senior stakeholders and articulate architecture decisions. Strong ...

Back End Developer

Hiring Organisation
Experis
Location
South Croydon, London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£520.00 - £570 per day
high-impact project delivering scalable, reliable backend services. You'll work with modern Java-based technologies in a collaborative, delivery-focused environment, contributing to systems that are critical, secure, and built to scale. This is a contract role offering long-term stability, flexibility through remote working, and the opportunity … work on meaningful, production-grade systems. Key Responsibilities Design, build, and maintain robust backend services using Java Develop and integrate event-driven systems using Kafka Build and consume REST APIs to support internal and external services Collaborate closely with product owners, architects, and other engineers Write clean, maintainable ...

Observability Architect

Hiring Organisation
Fairfield Consultancy Services Ltd
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£600 - £625 per day
Logging platforms: Splunk, ELK/Opensearch, CloudWatch Logs Metrics & telemetry: Prometheus, Grafana, OpenTelemetry Event management: ServiceNow, PagerDuty, Moogsoft, BigPanda Strong knowledge of instrumentation for distributed systems, microservices, containers (EKS, ECS), serverless workloads, and legacy systems. Migration & Architecture Skills Proven experience supporting large-scale on-prem to AWS migrations ...

Technical Architect

Hiring Organisation
RCRTR
Location
Swansea, City and County of Swansea, West Glamorgan, United Kingdom
Employment Type
Contract
Contract Rate
£470 - £500/day
frameworks such as Spring/Spring Boot. Create robust, well-governed API architectures (RESTful, event-driven, synchronous/asynchronous). Lead the design of distributed microservices, ensuring scalability, resilience, observability, and maintainability. Apply schema-driven design principles (e.g., JSON Schema, OpenAPI, AsyncAPI) to ensure consistent and reusable domain models. … AWS. Strong hands-on background in Java, Spring Boot , and JVM-based service architectures. Deep experience with APIs (REST, event-driven, messaging), microservices, and distributed system design. Strong understanding of schema-driven design , using tools such as JSON Schema, OpenAPI, or AsyncAPI. Solid understanding of cloud security, identity ...

Machine Learning Infrastructure Developer

Hiring Organisation
US TECH SOLUTIONS LIMITED
Location
Cambridgeshire, England, United Kingdom
Employment Type
Contractor
Contract Rate
£54.00 - £56.00 per hour
Responsibilities: Create robust, flexible, and scalable machine learning tooling and infrastructure that supports research scientists in leveraging large-scale internal infrastructure (e.g., source control, distributed compute clusters, data storage). Work collaboratively as part of a multifunctional team where communication, documentation, and teamwork are highly valued. Write clean, maintainable … focus on building and maintaining scalable infrastructure. Hands-on experience with PyTorch or similar machine learning frameworks (e.g., TensorFlow). Experience working with distributed systems or high-performance compute infrastructure. 2+ years of experience working with large, complex datasets for machine learning, including data capture and annotation. Demonstrated ...

Senior Go Developer

Hiring Organisation
Fruition Group
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
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 click apply for full job details ...

Test Manager Connected Services

Hiring Organisation
Signet Resources
Location
Bracknell, Berkshire, England, United Kingdom
Employment Type
Contractor
Contract Rate
£600 per day
recommendations based on results and risk. Lead risk-based testing, identifying, managing, and mitigating quality risks throughout the lifecycle. Validate integration architecture across multiple systems, including APIs, microservices, and third-party platforms, ensuring testability is built into system design Assess and challenge architectural decisions that may compromise system stability … Waterfall) and integration into test management practices. Understanding of API technologies and integration patterns (synchronous, asynchronous, event-driven) with hands-on experience testing distributed systems and microservices architectures. Working knowledge of OWASP standards, common security vulnerabilities, and experience conducting or coordinating security testing including SAST, DAST, and penetration ...

Data Scientist - Measurement Specialist

Hiring Organisation
EF Recruitment
Location
SW1V, Victoria, Greater London, United Kingdom
Employment Type
Contract
Contract Rate
£70000 - £76000/annum Free breakfast, hybrid
data analytics teams. B.Sc. Economics, Statistics, Mathematics or Data Science. SQL: Advanced level. Ability to write complex CTEs, window functions, and optimize joins for distributed systems. Experience with Marketing Mix Models (MMM). Understanding of Bayesian inference, Adstock transformations, and saturation curves. Useful experience Hands-on experience with ...

Strategic Analyst

Hiring Organisation
EF Recruitment
Location
SW1V, Victoria, Greater London, United Kingdom
Employment Type
Contract
Contract Rate
£76000/annum Free breakfast, hybrid
B.Sc in a quantitative Economics, Statistics, Mathematics, Data Science). SQL: Advanced level. Ability to write complex CTEs, window functions, and optimize joins for distributed systems. Experience with Marketing Mix Models (MMM). Understanding of Bayesian inference, Adstock transformations, and saturation curves. Useful experience Hands-on experience with ...

Statistician / Data Modeller

Hiring Organisation
EF Recruitment
Location
SW1V, Victoria, Greater London, United Kingdom
Employment Type
Contract
Contract Rate
£70000 - £76000/annum Free breakfast, hybrid
B.Sc in a quantitative Economics, Statistics, Mathematics, Data Science). SQL: Advanced level. Ability to write complex CTEs, window functions, and optimize joins for distributed systems. Experience with Marketing Mix Models (MMM). Understanding of Bayesian inference, Adstock transformations, and saturation curves. Useful experience Hands-on experience with ...