51 to 75 of 106 Contract Microservices Jobs

Java Developer

Hiring Organisation
Lorien
Location
City, London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
will be Via Umbrella. Working in a Hybrid Model of 2 days a week on site. What you'll do Design, build, and maintain microservices in Java (preferably Java 11+/17) for mission-critical payment flows. Develop event-driven solutions using Kafka (producers/consumers, schema management, stream processing … integration, and contract tests; participate in code reviews. What you'll bring Strong core Java skills (collections, concurrency, JVM fundamentals) and experience building production microservices (Spring Boot/Quarkus/Micronaut). Hands-on expertise with Kafka (topics, partitions, consumer groups, schema registry/Avro/JSON, Kafka Streams/ ...

Java Developer

Hiring Organisation
Lorien
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
will be Via Umbrella. Working in a Hybrid Model of 2 days a week on site. What you'll do Design, build, and maintain microservices in Java (preferably Java 11+/17) for mission-critical payment flows. Develop event-driven solutions using Kafka (producers/consumers, schema management, stream processing … integration, and contract tests; participate in code reviews. What you'll bring Strong core Java skills (collections, concurrency, JVM fundamentals) and experience building production microservices (Spring Boot/Quarkus/Micronaut). Hands-on expertise with Kafka (topics, partitions, consumer groups, schema registry/Avro/JSON, Kafka Streams/ ...

Full Stack Developer

Hiring Organisation
Stackstudio Digital Ltd
Location
Manchester, North West, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
From £450 to £460 per day
Role/Job Title: Full Stack Developer Work Location: Manchester Role Type: Contracting Mode of Working: Hybrid If Hybrid, In-Office Days: Tuesday/Wednesday/Thursday The Role Looking for a Full Stack Engineer ...

Software Engineer / Python / Rust

Hiring Organisation
Robert Half
Location
Oxfordshire, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
Software Engineer/API/Microservices/Outside IR35 Brilliant opportunity available for a Senior Software Engineer, with experience of coding APIs/web services has become available with a business based in Oxfordshire. The role can be largely remote with up to once a week office work in Didcot ...

Full Stack Engineer

Hiring Organisation
TechShack
Location
United Kingdom
Employment Type
Contract
Contract Rate
GBP 275 - 300 Daily
product focused engineering team on an initial 3-month contract. You'll be responsible for delivering high-quality Front End features and Back End microservices & API's. Skills: React/Next Typescript Node Playwright AWS Lambda They want to get somebody started week commencing 12th January ...

Node Developer

Hiring Organisation
Halian Technology Limited
Location
Central London, London, United Kingdom
Employment Type
Contract
Contract Rate
From £375 to £400 per day
making. Provideconsultancy-levelinsightonprojectfeasibility,riskmanagement,andsolutiondesign. Deliverdocumentationandhandovermaterialsasrequired. RequiredSkills&Experience 5+yearsexperience with Node.js engineeringinproductionenvironments. Strongcommercialexperiencewith NestJS (orsimilarstructuredframeworks) Previousworkwithin consultancyordigitalagencyenvironments-Highlydesirable Demonstrated client-facingexperience ,includingpresentingtechnicalapproachesandmanagingexpectations. Solidunderstandingofmodernbackendarchitecture,APIdevelopment,microservices,andintegrationpatterns. Experiencewith TypeScript , RESTfulAPIs ,andideallyGraphQL. StrongunderstandingofCI/CDpipelines,modernDevOpsworkflows,andcloudplatforms(AWS,GCP,orAzure) Familiaritywithtestingframeworks(Jest,etc.) Abilitytoworkindependentlyunderlimitedsupervisioninaremoteenvironment. Excellentcommunicationanddocumentationskills Nice-to-Have Experienceindigitalagency-stylerapiddeliveryenvironments. KnowledgeofcontainerisationtoolssuchasDocker. Experiencewithauthentication ...

Solution Architect Finance

Hiring Organisation
Stackstudio Digital Ltd
Location
Luton, Bedfordshire, South East, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
From £500 to £525 per day
/FRM/TOGAF Experience in enterprise design involving Finance and People systems Strong understanding of integration and hosting services (cloud native AWS preferred, microservices, APIs, events, and canonical data models) Solid understanding of architecture best practices Strong ability to transform business requirements into IT solutions Key Skills/Knowledge ...

Solution Architect (Finance)

Hiring Organisation
Project Recruit
Location
Luton, Bedfordshire, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
Ariba or similar products Experience as enterprise design involving Finance and People systems Strong understanding of integration and hosting services (cloud native - AWS preferred, microservices, APIs, events and canonical data models) Solid understanding of architecture best practice Finance business/design certification - CFA/FRM/TOGAF Oracle/ ...

Technical Architect

Hiring Organisation
RCRTR
Location
Swansea, City and County of Swansea, West Glamorgan, United Kingdom
Employment Type
Contract
Contract Rate
£470 - £500/day
leadership across design, architecture, and delivery of modern cloud-based systems. The role focuses on AWS cloud architecture, Java-based services, API-led design, microservices patterns, and schema-driven approaches to ensure high-quality, scalable, resilient digital services. You will work closely with engineering teams, product owners, and delivery leads … 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. Cloud & Platform ...

Retail Delivery Manager

Hiring Organisation
Damia Group Ltd
Location
Hampshire, South East, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £540 per day
application which is a set separate vue-js SPA application packed into a single UI. Backend - consists of a number of domain specific Java microservices, each with their own MySQL database deployed in Azure. Communication between the two is achieved via GraphQl queries and mutations. The application interfaces ...

Payment Architect

Hiring Organisation
Stackstudio Digital Ltd
Location
Milton Keynes, Buckinghamshire, South East, United Kingdom
Employment Type
Contract
should not exclude otherwise strong candidates: Knowledge of BIAN, TOGAF, ArchiMate or C4. Experience with Avolution Abacus or similar architecture tools. Familiarity with microservices, API integration patterns and cloud concepts such as AWS. Exposure to global banking environments or large scale payment transformations. ...

Payment Architect

Hiring Organisation
Stackstudio Digital Ltd
Location
Luton, Bedfordshire, South East, United Kingdom
Employment Type
Contract
should not exclude otherwise strong candidates: Knowledge of BIAN, TOGAF, ArchiMate or C4. Experience with Avolution Abacus or similar architecture tools. Familiarity with microservices, API integration patterns and cloud concepts such as AWS. Exposure to global banking environments or large scale payment transformations. ...

Payment Architect

Hiring Organisation
Stackstudio Digital Ltd
Location
Watford, Hertfordshire, South East, United Kingdom
Employment Type
Contract
should not exclude otherwise strong candidates: Knowledge of BIAN, TOGAF, ArchiMate or C4. Experience with Avolution Abacus or similar architecture tools. Familiarity with microservices, API integration patterns and cloud concepts such as AWS. Exposure to global banking environments or large scale payment transformations. ...

Payment Architect

Hiring Organisation
Stackstudio Digital Ltd
Location
Northampton, Northamptonshire, East Midlands, United Kingdom
Employment Type
Contract
should not exclude otherwise strong candidates: Knowledge of BIAN, TOGAF, ArchiMate or C4. Experience with Avolution Abacus or similar architecture tools. Familiarity with microservices, API integration patterns and cloud concepts such as AWS. Exposure to global banking environments or large scale payment transformations. ...

Senior Backend Developer

Hiring Organisation
DCV Technologies Limited
Location
Manchester, North West, United Kingdom
Employment Type
Contract, Work From Home
Senior Mobile Backend Developer (Java/Kotlin, AWS, Microservices) Contract Manchester | Hybrid We are hiring a Senior Mobile Backend Developer to work on high-scale, cloud-native platforms supporting mobile applications in a regulated environment. This is a hands-on backend role focused on Java/Kotlin microservices, secure … scalable backend services using Java or Kotlin and Spring Boot Develop secure, mobile-facing APIs using OAuth 2.0 and modern authentication patterns Work with microservices and event-driven architectures Deploy and support services in AWS/cloud environments Apply TDD/BDD and automation testing to deliver high-quality code ...

Senior Full Stack Developer (Remote) - SC Cleared

Hiring Organisation
Stealth IT Consulting Limited
Location
United Kingdom
Employment Type
Contract
Contract Rate
Up to £500 per day
Boot backend development , React/Next.js frontend frameworks , and AWS cloud infrastructure (EBSA) . The ideal candidate will have strong experience in API development, microservices architecture, CI/CD pipelines, and containerization . This role also requires leadership capabilities and proven success in greenfield development projects . Essential Skills: SFIA … Backend: Java, Spring Boot Frontend: React, Next.js Cloud: AWS, EBSA Additional Skills: API development, microservices, CI/CD pipelines, containerization (Docker/Kubernetes), Leadership, Greenfield development experience ...

AI Consultant

Hiring Organisation
Reed
Location
Bedford, Bedfordshire, England, United Kingdom
Employment Type
Contractor
Contract Rate
£600 - £650 per day, Inc benefits
Azure, AI Foundry, Open-AI, Microsoft Copilot Studio, Machine Learning, Python, TensorFlow, PyTorch, scikit-learn, Large Language Models, LLM, Data preprocessing, REST API, Microservices architecture, MLOps, CI/CD for ML, Power-BI, Docker, Kubernetes, AI Ethics, Cloud Platforms, AWS, Google Cloud Platform, SQL, NoSQL, DevOps, Financial services, Regulatory environments … automate processes and enhance functionality. Work with large datasets for data preprocessing, feature engineering, and model evaluation. Develop and maintain REST APIs and microservices architectures. Monitor, evaluate, and apply governance frameworks for AI/ML models in production environments. Prepare technical documentation and effectively communicate complex concepts to both technical ...

AI Consultant

Hiring Organisation
Reed Talent Solutions
Location
Bedfordshire, United Kingdom
Employment Type
Contract
Contract Rate
GBP 600 - 650 Daily
Azure, AI Foundry, Open-AI, Microsoft Copilot Studio, Machine Learning, Python, TensorFlow, PyTorch, scikit-learn, Large Language Models, LLM, Data preprocessing, REST API, Microservices architecture, MLOps, CI/CD for ML, Power-BI, Docker, Kubernetes, AI Ethics, Cloud Platforms, AWS, Google Cloud Platform, SQL, NoSQL, DevOps, Financial services, Regulatory environments … automate processes and enhance functionality. Work with large datasets for data preprocessing, feature engineering, and model evaluation. Develop and maintain REST APIs and microservices architectures. Monitor, evaluate, and apply governance frameworks for AI/ML models in production environments. Prepare technical documentation and effectively communicate complex concepts to both technical ...

Senior Full Stack Engineer

Hiring Organisation
Vallum Associates Limited
Location
Sheffield, South Yorkshire, Yorkshire, United Kingdom
Employment Type
Contract
Contract Rate
£500 per day
creating architectural artefacts such as gap analysis, low level designs, data models etc. More than 10 years of engineering background in back-end microservices application development, application security and authentication development, cache and middleware More than 10 years experience programming in Java and ideally Go and Rust Expertise … tuning and diagnostic for application troubleshooting and performance-optimization Expertise in distributed system design including microservices, Springboot Expertise in Docker, k8s, service mesh Expertise in Kafka, the incumbent should be able to build and configure a cluster and develop software to produce and consume to/from the cluster Expertise ...

Compliance Solution Architect -KYC/Financial Crime/Credit Risk

Hiring Organisation
Robert Half
Location
City, London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 600 - 700 Daily
decisioning flows, risk engines, controls and data lineage Strong understanding of regulatory drivers (eg AML, PSD2, GDPR, FCA expectations) Integration-led design across APIs, microservices, and event-driven architectures Experience working alongside Compliance, Risk, Legal, and Engineering teams Role Expectations Hands-on solution design (HLDs, LLDs, integration patterns) Translating regulatory ...

Platform Engineer

Hiring Organisation
Hirexa Solutions UK
Location
Chester, Cheshire, England, United Kingdom
Employment Type
Contractor
Contract Rate
£300 - £350 per day
coding/debugging and MQ/NDM/SFTP integration Active involvement in designing, analyzing and troubleshooting large-scale distributed systems and cloud-native microservices-based containerized applications Strong Hands-on experience of CI/CD processes/methodologies and DevSecOps toolsets Extensive Unix/Linux experience w/… AutoSys in particular Experience using an operational ticketing system to record changes and work history details such as JIRA, Exposure to Node.js, Spring Framework, Microservices or Weblogic/WebSphere App Server Knowledge of Application Performance Monitoring/Tuning/Load Testing and exposure to APM tools like AppDynamics/DynaTrace ...

Senior Software Engineer

Hiring Organisation
Adecco
Location
Windsor, Berkshire, United Kingdom
Employment Type
Contract
Contract Rate
£700/day Inside IR35
Adecco/Pontoon is an employment consultancy. We put expertise, energy, and enthusiasm into improving everyone's chance of being part of the workplace. We respect and appreciate people of all ethnicities, generations, religious beliefs ...

Senior Java Engineer Kubernetes, Kafka, Docker - Hybrid

Hiring Organisation
Salt Search
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£550 - £750 per day
Senior Java Engineer (Kubernetes, Kafka, SpringBoot) - Finance - London Daily rate: £550 - £750 (inside IR35) Duration: 12 months Hybrid: 8 days per month Start: ASAP A banking client of mine is looking for a Senior Java ...

Node.JS Developer (SC Cleared)

Hiring Organisation
Sanderson Government and Defence
Location
Corsham, Wiltshire, South West, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£500 - £550 per day + Inside IR35
SC Cleared Node.js Developer Location: Fully Remote (UK-based only) Contract Type: Contract (Inside IR35) Day Rate: £500-£550/day Clearance Required: Active SC Clearance Duration: Until 31/03/2025 Sector: Defence ...

Node.JS Developer

Hiring Organisation
Sanderson Government and Defence
Location
Corsham, Wiltshire, South West, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£500 - £550 per day + Inside IR35
SC Cleared Node.js Developer Location: Fully Remote (UK-based only) Contract Type: Contract (Inside IR35) Day Rate: £500-£550/day Clearance Required: Active SC Clearance Duration: Until 31/03/2025 Sector: Defence ...