paced Agile environment. Responsibilities: Develop and maintain C#, .NET Core and React web applications Improve and modernize existing systems and architecture Build and maintain RESTful APIs and mobile-first, responsive designs Contribute to the planning and implementation of new features Collaborate with UX, Product, and Engineering teams to drive innovation More ❯
React, Vue.js) SQL Server including T-SQL, database design, and optimisation. CI/CD pipelines and tools like Jenkins, GitHub Actions, or Azure DevOps RESTful APIs and microservices architecture Testing frameworks such as nUnit and MSTest Software engineering : Strong understanding of architecture, design patterns and software engineering practices. Problem-Solving More ❯
chelmsford, east anglia, United Kingdom Hybrid / WFH Options
Beazley Security
Web Services (AWS) and a deep understanding of its core services (e.g., EC2, S3, ECS/EKS, Lambda, IAM). Experience designing and implementing RESTful APIs and microservices. Solid understanding of software development principles, design patterns, and best practices, including security in code and cloud environments. Experience with CI/ More ❯
chelmsford, east anglia, United Kingdom Hybrid / WFH Options
Areti Group | B Corp™
across both front-end and back-end. Cloud & Database Management : Build scalable, cloud-based solutions using AWS , PostgreSQL , and DynamoDB . API Development : Integrate RESTful APIs and GraphQL to enable smooth data flow between services. Software Design Patterns : Apply TDD (Test Driven Development) and DDD (Domain Driven Design) best practices More ❯
frameworks and libraries (e.g., Pytest, Unittest). Strong experience with web frameworks like Django or Flask for backend development. Expertise in building and consuming RESTful and GraphQL APIs. Familiarity with CI/CD tools and processes (Jenkins, GitLab CI/CD, CircleCI). Preferred Qualifications Master’s degree in Computer More ❯
chelmsford, east anglia, United Kingdom Hybrid / WFH Options
Areti Group | B Corp™
across both front-end and back-end. Cloud & Database Management : Build scalable, cloud-based solutions using AWS , PostgreSQL , and DynamoDB . API Development : Integrate RESTful APIs and GraphQL to enable smooth data flow between services. Software Design Patterns : Apply TDD (Test Driven Development) and DDD (Domain Driven Design) best practices More ❯
Handlebars.js, Pug, or EJS. Practical experience with Docker and Kubernetes for containerisation. Knowledge of AWS cloud services for deployment and management. Strong understanding of RESTful APIs and microservices architecture. Why Join Us? Be part of a dynamic and innovative team with opportunities for professional growth. Competitive salary and benefits package. More ❯
systems/pub-sub Experience writing automated tests Awareness and passion for working in an agile environment Experience of modern web and server-side RESTful development Experience with Git Experience of developer testing approaches Experience of build and Continuous Integration pipelines and tools Experience of TDD and BDD You may More ❯
chelmsford, east anglia, United Kingdom Hybrid / WFH Options
TRIA
APIs, middleware, and ETL pipelines, including Salesforce, Power Platform (PowerApps, PowerAutomate, LogicApps), SharePoint, and custom web applications. Lead optimization and governance around API design (RESTful services, rate limiting, versioning, monitoring, etc.). Ensure high data consistency, operational integrity, and well-documented interface contracts between services. Software Delivery, CI/CD More ❯
chelmsford, east anglia, United Kingdom Hybrid / WFH Options
Space Executive
What you'll be doing: • Design, develop, and maintain scalable, secure, and high-performance backend applications using PHP, Python, and Java. • Build and optimise RESTful APIs and microservices to support robust application functionality. • Work on projects deployed on AWS-based infrastructure. • Collaborate closely with the Development and Infrastructure Teams to More ❯
Skills & Experience: Proven Python development experience (3+ years ideally). Strong knowledge of AWS Experience working with Terraform Experience working with TypeScript Familiarity with RESTful APIs, microservices, and event-driven architecture. Experience working in healthcare, HealthTech, or related data-sensitive environments. Ability to work independently and manage priorities in a More ❯
chelmsford, east anglia, United Kingdom Hybrid / WFH Options
SecureFlag
e.g., JUnit, TestNG, Selenium, REST Assured). Familiarity with version control systems (e.g., Git) and build tools (e.g., Maven or Gradle). Experience testing RESTful APIs and backend services. Strong problem-solving skills and attention to detail. Understanding of secure software development lifecycle. Familiarity with CI/CD tools such More ❯
Docker Compose should be familiar allies). Database dialogues (SQL and PostgreSQL are our go-to, but we know other databases are available). RESTful API development and management – making systems talk nicely to each other. Proactive Performance Tuning – because nobody likes a sluggish system. A solid grasp of design More ❯
chelmsford, east anglia, United Kingdom Hybrid / WFH Options
5V Video | Certified B Corp™
on experience with video streaming platforms (live or VOD) Strong knowledge of CMS architecture and integration (e.g., headless CMS, custom solutions) Solid understanding of RESTful APIs, microservices, and backend scalability Familiarity with cloud services (AWS, GCP, or Azure) Nice to Have Experience with media encoding , DRM, or video delivery networks More ❯
chelmsford, east anglia, United Kingdom Hybrid / WFH Options
Solas IT Recruitment
related blockchain technologies. Advanced knowledge of Solidity and smart contract development. Strong proficiency in Node.js and React (or similar JavaScript frameworks). Experience building RESTful APIs and web applications. Solid understanding of data structures, algorithms, and distributed systems. Experience with software development best practices, including version control (Git). Preferred More ❯
chelmsford, east anglia, United Kingdom Hybrid / WFH Options
G.Digital
growing SaaS platform. 🛠️ What You’ll Be Working With: JavaScript/TypeScript React Node.js (backend services) AWS Serverless – particularly Lambda , API Gateway, DynamoDB, etc. RESTful APIs and cloud-native architectures CI/CD workflows and version control (Git) 🧠 What You’ll Bring: 5–7+ years’ experience in software engineering, with More ❯
and SAP Cloud SDK Solid understanding of cloud computing concepts and architectures Proficiency in programming languages such as Java, JavaScript, and Python Familiarity with RESTful APIs and microservices architecture Knowledge of DevOps practices and tools (e.g., Git, Jenkins, Docker) Strong problem-solving and analytical skills Excellent communication and teamwork abilities More ❯
chelmsford, east anglia, United Kingdom Hybrid / WFH Options
Trust In SODA
integration engineering, cloud architecture, or API development Deep expertise in AWS services (Lambda, API Gateway, IAM, Step Functions, EventBridge, DynamoDB, etc.) Strong proficiency in RESTful APIs, OAuth, OpenID, GraphQL , and API authentication mechanisms Solid knowledge of microservices architecture, DevOps, and CI/CD practices Hands-on experience with containerization (Docker More ❯
or Terraform. Proficiency in TypeScript and JavaScript; experience building web services with Node.js (NestJS and microservices knowledge is a plus). Strong understanding of RESTful APIs and cloud security principles, including IAM, encryption, and network configuration. Exceptional communication skills with the ability to engage technical and non-technical audiences. Hands More ❯
chelmsford, east anglia, United Kingdom Hybrid / WFH Options
Primis
Experience: 5+ years of professional experience in Java development Microservices Proven expertise in building and deploying microservices (Spring Boot, Docker, Kubernetes) Strong understanding of RESTful APIs and event-driven architecture Familiarity with Agile methodologies and collaborative development practices If you are suitable for the role please contact poppy.mayes@primis-talent.com More ❯
experience with PHP 8 and Laravel 10+ Proficiency with JavaScript frameworks (Vue.js, Alpine.js) Docker, containers, and Linux expertise Solid experience with Git and MySQL RESTful API design and integration knowledge Bonus Skills Familiarity with queueing mechanisms and distributed task processing Experience integrating payment systems (Stripe, PayPal, etc.) CI/CD More ❯
chelmsford, east anglia, United Kingdom Hybrid / WFH Options
Prism Digital
static typing. Node.js : Server-side JavaScript for backend development. Next.js : Framework for server-side rendering and performance optimisation. API Experience : Proficiency with GraphQL or RESTful APIs or something similar. ORM Experience: Experince using an ORM such as Sequelize, TypeORM, Prisma or Mongoose. Nice to have: SQL: Database querying and optimisation. More ❯
chelmsford, east anglia, United Kingdom Hybrid / WFH Options
Opus Recruitment Solutions
of coverage that will be automatically tested as part of our CI/CD process. Knowledge and experience of APIs (Open API/Swagger), RESTful services and Microservice Architectures. Strong knowledge and extensive experience of developing on cloud-based environment in AWS. Knowledge and experience of SQL and NoSQL database More ❯
chelmsford, east anglia, United Kingdom Hybrid / WFH Options
GIOS Technology
Angular and front-end development ________________________________________ Required Qualifications • Proven experience with Angular (preferably Angular 10+) • Strong proficiency in TypeScript, JavaScript, HTML5, and CSS3 • Experience with RESTful APIs and asynchronous request handling • Familiarity with version control tools such as Git • Understanding of responsive design and cross-browser compatibility • Expertise in writing testable More ❯