1 to 25 of 46 Contract Microservices Jobs in London

Node.js, Spring Boot, REST APIs and event driven integrations on AWS. Technical skills: - Front End: JavaScript, HTML; responsive UI patterns and web standards. - Back End: Node.js and Spring Boot microservices; RESTful API design and API management (policies, rate limiting, security), EKS (Kubernetes), Containerisation (Docker). - Proficient in Kubernetes & Containerisation of Applications - Docker - Integration: data layer integration; event driven design with More ❯

deployment, particularly Jenkins Uses testing as a baseline practice: TDD, BDD, integration, E2E Understands the challenges presented and how to tackle monolithic system estates through the introduction of APIs, microservices and gateways Hands on practitioners with the ability to demonstrate and communicate at all levels bringing complex technological issues into perspective for specialists and laymen alike, enabling our clients to More ❯

with relational databases (e.g., PostgreSQL, MySQL, Oracle). Understanding of Git, CI/CD, and unit testing. Desirable Skills Exposure to cloud platforms (AWS, GCP, Azure). Experience with microservices and event-driven architecture. Awareness of financial regulations and compliance. Agile development experience. Please apply within for further details - Matt Holmes, Harvey Nash More ❯

management, networking, and model access governance Bonus Points For: Kong API Gateway, Kong Mesh, Flux CD AWS stack: EC2, EKS, S3, SQS, DynamoDB, Bedrock RESTful API development with FastAPI, microservices, Terraform, GitOps workflows Prompt evaluation tools such as Promptfoo SQL and NoSQL experience: MySQL, PostgreSQL, MongoDB, Cassandra Exposure to RAG patterns and vector search technologies What Success Looks Like: Secure More ❯

engineering practices. The ideal candidate will bring proven expertise in AWS services, particularly with AWS CDK, alongside strong experience in DevOps and CI/CD pipelines. Proficiency in Java microservices development and test driven development (TDD) is essential, as is hands on experience in component migrations. A proactive and detail-oriented approach will be vital to ensure smooth transitions from More ❯

About the Role We are looking for an experienced Senior Java Developer with strong expertise in building modern APIs and microservices, ideally with hands-on experience integrating with NHS Digital platforms such as NHS Spine, FHIR APIs, or other healthcare interoperability services. You will play a key role in designing scalable, secure, high-performance services that power mission-critical applications … within the healthcare technology landscape. Key Responsibilities * Design, develop, and 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 More ❯

experience in front-end engineering Strong expertise in React.js and modern JavaScript fundamentals Experience working with Python services or frameworks for back-end integration Solid understanding of REST APIs, microservices, and contemporary web architecture Experience in enterprise-grade or engineering tools environments A commitment to clean code, testing, and continuous delivery Confident communication skills and a proactive, ownership-driven mindset More ❯

month contract. You'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 More ❯

more. Deploy AI/ML pipelines using Azure ML, AWS SageMaker, Vertex AI, or Databricks. Integrate LLMs into production apps using LangChain, LlamaIndex, and RAG architectures. Build APIs and microservices for scalable AI deployment. Use AI-powered dev tools like GitHub Copilot, Cursor, and Codeium to speed up iteration. Apply MLOps/LLMOps practices with MLflow, Weights & Biases, and Kubeflow. More ❯

including the Technology Code of Practice and Service Standard Essential Skills & Experience 4+ years of experience in software development Strong proficiency in Ruby (Python is a bonus) Experience with microservices or service-oriented architecture Skilled in writing clean, well-documented code and taking ownership of the development process Comfortable working in agile , cross-functional teams Familiarity with: Docker & Kubernetes Git More ❯

Job Title: Senior Engineer with Node.js and Python or Back End (Java and ideally Kafka) Max rate: £537/Day on Umbrella Location: Croydon (Hybrid) Clearance required: SC Transfer (Active SC only ) Contract Duration: 05 months Experience of Java Experience More ❯

Deep experience in a senior technology leadership role within a highly regulated financial services institution, demonstrating fluency with banking compliance and audit cycles. Strategic understanding of modern software architecture (microservices, cloud-native), CI/CD toolchains, DevOps principles, and large-scale environment virtualisation/containerisation technologies (e.g., Kubernetes). Please share an updated CV ASAP if you'd like to More ❯

Deep experience in a senior technology leadership role within a highly regulated financial services institution, demonstrating fluency with banking compliance and audit cycles. Strategic understanding of modern software architecture (microservices, cloud-native), CI/CD toolchains, DevOps principles, and large-scale environment virtualisation/containerisation technologies (e.g., Kubernetes). Please share an updated CV ASAP if you'd like to More ❯

Requirements Extensive commercial experience with Golang in back end development. Familiarity with Python is advantageous but not essential. Proven ability to build and support applications at scale , ideally in microservices environments. Strong understanding of web technologies and experience with web scraping or automation. Knowledge of information security principles and secure coding practices. Excellent communication and documentation skills. Comfortable working independently More ❯

Requirements Extensive commercial experience with Golang in back end development. Familiarity with Python is advantageous but not essential. Proven ability to build and support applications at scale , ideally in microservices environments. Strong understanding of web technologies and experience with web scraping or automation. Knowledge of information security principles and secure coding practices. Excellent communication and documentation skills. Comfortable working independently More ❯

performance, cost, and scalability. Build robust data pipelines for continuous model improvement and retraining. Ensure compliance with ethical AI and data governance standards (privacy, bias mitigation). Develop APIs, microservices, and integrations to embed GenAI models into enterprise workflows. Work with frontend and backend teams to deliver AI-driven features in production. Required Skills Programming: Python, .NET/C# (Key More ❯

integration frameworks. Experience conducting technology landscape reviews and defining enterprise-level architecture roadmaps. Ability to balance strategic vision with hands-on solution design and technical leadership. Familiarity with APIs, microservices, integration patterns, and data architecture . Excellent stakeholder management and communication skills, able to influence at senior levels. TOGAF or equivalent architecture certification is advantageous Reasonable Adjustments: Respect and equality More ❯

About the Role We are looking for an experienced Senior Vue JS Developer with strong expertise in building modern APIs and microservices, ideally with hands-on experience integrating with NHS Digital platforms such as NHS Spine, FHIR APIs, or other healthcare interoperability services. You will play a key role in designing scalable, secure, high-performance services that power mission-critical … applications within the healthcare technology landscape. Key Responsibilities * Design, develop, and maintain 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 More ❯

About the Role We are looking for an experienced Senior Vue JS Developer with strong expertise in building modern APIs and microservices, ideally with hands-on experience integrating with NHS Digital platforms such as NHS Spine, FHIR APIs, or other healthcare interoperability services. You will play a key role in designing scalable, secure, high-performance services that power mission-critical … applications within the healthcare technology landscape. Key Responsibilities * Design, develop, and maintain 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 More ❯

Job Title: Full Stack Developer Max rate: £550p/d via Umbrella Clearance required: SC Duration: 4 Months Location: Croydon (Mostly Remote) Job Description: Senior Engineer with either full stack (Java/React/Node.js) or backend (Java and ideally More ❯

release and environment management within financial services/banking . DORA compliance and regulatory frameworks a strong plus Expertise in CI/CD toolchains , DevOps principles, and modern architecture (microservices, cloud-native). Familiarity with ITIL, scaled agile frameworks (SAFe), and SDLC methodologies. Please apply with your updated CV if the role is of interest More ❯

release and environment management within financial services/banking . DORA compliance and regulatory frameworks a strong plus Expertise in CI/CD toolchains , DevOps principles, and modern architecture (microservices, cloud-native). Familiarity with ITIL, scaled agile frameworks (SAFe), and SDLC methodologies. Please apply with your updated CV if the role is of interest More ❯

Ideally experience with Speciality Lines, broking platforms and regulatory systems. Experience with transformation projects Expert knowledge of IT systems, technologies, and methodologies, such as cloud computing, service-oriented architecture, microservices, DevOps, agile, etc. Strong analytical, problem-solving, and decision-making skills Excellent communication, presentation, and interpersonal skills Certification in enterprise architecture frameworks, such as TOGAF would be beneficial. If the More ❯

within the banking/financial services arena. You will have the following skills: - Strong Architecture experience Solutions and Integration knowledge Banking or Finance is essential Knowledge of middleware platforms, microservices, API’s Worked in an Agile environment and used DevOps practices. If this could be your next inside IR35 contract, please forward your CV in the first instance. Due to More ❯

We're hiring a Senior Developer to support major NHS and healthcare digital projects. This role combines strong Vue.js front-end skills with Java-based API and microservices development. Role Responsibilities: Develop front-end features using Vue.js for NHS/healthcare applications Build and maintain RESTful APIs and microservices (Java, Spring Boot) Integrate with NHS systems or medical applications Deliver … Work with cloud, CI/CD pipelines, Docker, and Kubernetes Required Experience: Strong commercial experience with Vue.js 5+ years Java (Java 11+, Spring Boot/Spring Cloud) API and microservices expertise Experience integrating with NHS or healthcare systems Docker, Kubernetes, CI/CD (Jenkins/GitLab/Azure DevOps) Cloud exposure (AWS/Azure/GCP) Knowledge of Kafka/ More ❯