Strong understanding of object-oriented programming and design patterns . Hands-on experience with Spring and Hibernate frameworks. Solid experience with relational databases (MSSQL, Oracle). Proven experience with RESTful API design and development . Strong background in unit, regression, and integration testing (JUnit). Experience with Maven/Gradle build tools. Proficiency with Git or similar version control systems. More ❯
sector Active Security Clearance (SC) Java (8/11/17+): Expert-level programming and deep understanding of the language and its core libraries Spring Boot: Expert in building RESTful APIs and microservices AWS: Strong experience with core AWS services (EC2, S3, Lambda, IAM, etc.) Kafka/Messaging Systems: Expertise in building event-driven architectures SQL: Strong experience with relational More ❯
Requirements: Essential: Strong expertise in digital engineering, CMS design and integration, cloud solutions, and data management. 2+ years of experience in technical architecture design and IT development. Familiarity with RESTful API design, OAuth2/API authentication, and workflow automation (Power Automate). Understanding of cybersecurity and global compliance requirements. Excellent communication and stakeholder management skills. Strong problem-solving, debugging, and More ❯
AI, with a strong focus on performance, reliability, and security. Key Responsibilities Architect and evolve scalable backend services in Python (FastAPI/Django/Flask). Design and operate RESTful APIs aligned with OpenAPI/Swagger. Implement authentication and authorization (OAuth2/OIDC, permissions, session management). Optimise relational database design and performance (PostgreSQL). Introduce caching, rate limiting, and More ❯
commercial PHP development experience (7.x/8.x) Expertise with frameworks such as Laravel or Symfony Solid understanding of MySQL/MariaDB and database design principles Experience building and integrating RESTful APIs Familiarity with front-end technologies (JavaScript, HTML5, CSS3) Exposure to CI/CD pipelines, Git, Docker, or similar tools Strong problem-solving skills and ability to work independently in More ❯
London, South East, England, United Kingdom Hybrid / WFH Options
Hays Specialist Recruitment Limited
Extensive development experience with Java 17+ within financial services - mandatory. Expertise in distributed programming with distributed cache/data grids. Strong cloud experience, ideally with AWS. Extensive experience with RESTful services and microservices. Strong knowledge of relational databases. What you'll get in return Initial 12-month contract with extensions. Up to £900pd umbrella. Flexible London-based hybrid working. What More ❯
with business stakeholders (e.g., Marketing, Ops) - Project management or agile familiarity - Problem-solving and debugging - Security awareness (especially around data flows and API access) - Testing and Quality Assurance Tech RESTful API design and integration Power Automate (workflow automation) Power Apps (low-code app development) SQL (data querying and transformation API authentication methods JSON/XML (data formats for APIs) Basic More ❯
lifecycle , including design, deployment, and enhancement. Hands-on experience building and updating integrations/APIs in Azure Integration . Programming proficiency: JavaScript, XSLT, C#, Liquid Templates . Expertise in RESTful & SOAP API design , APIM policy, and transformations. Skilled in API/Integration security protocols & best practices . Practical experience with Postman, API monitoring, and documentation tools . Knowledge of Open More ❯
London, South East, England, United Kingdom Hybrid / WFH Options
Hays Specialist Recruitment Limited
and its use to maintain stable,crash free applications.- Have experience with using native OS features such as push notifications,HealthKit and App Intents.- Have experience of integrating with RESTful APIs.- Experience in handling concurrency (e.g. background tasks/network activitywithout blocking the UI thread) What you'll get in return c£610 per day (inside IR35) remote What you More ❯
London, South East, England, United Kingdom Hybrid / WFH Options
Hays Specialist Recruitment Limited
stable,crash free applications.- Have knowledge of using Jetpack Compose.- Have experience with using native OS features such as push notifications, HealthConnect and Intents.- Have experience of integrating with RESTful APIs.- Experience in handling concurrency (e.g. background tasks/network activitywithout blocking the UI thread) What you'll get in return £610 per day (inside IR35) remote What you need More ❯
with business stakeholders (e.g., Marketing, Ops) - Project management or agile familiarity - Problem-solving and debugging - Security awareness (especially around data flows and API access) - Testing and Quality Assurance Tech RESTful API design and integration Power Automate (workflow automation) Power Apps (low-code app development) SQL (data querying and transformation API authentication methods JSON/XML (data formats for APIs) Basic More ❯
What You'll Bring Proven experience as a Business Analyst in digital or data-driven environments Strong understanding of identity platforms (Azure B2C), CDPs, and analytics tools Familiarity with RESTful APIs, GraphQL, and integration protocols (OAuth, SAML, OpenID) Excellent stakeholder management and communication skills Experience working in agile delivery team. Carbon60, Lorien & SRG - The Impellam Group STEM Portfolio are acting More ❯
insight Background in project management, project co-ordination, enterprise architecture. Experience as a Project Manager/Scrum master on agile solution deliveries, especially delivery of enterprise integration solutions (e.g. RESTful APIs, SOAP web services etc.) Strong agile delivery skills (Scrum), ideally with some scaled agile experience and ability to work in an environment with mixed delivery methodologies (i.e. traditional waterfall More ❯
and are eager to continuously learn and evolve with the latest technology trends. Responsibilities Design, develop, and maintain scalable applications using Java, Spring, and Spring Boot Develop and manage RESTful APIs for seamless system integrations Collaborate with DevOps teams to build and optimize CI/CD pipelines using Jenkins, Ansible, Sonar, and Nexus Manage code repositories and development workflows using … experience in Java, with hands-on experience in Spring and Spring Boot frameworks Experience in continuous integration and deployment tools, including Jenkins, Ansible, SonarQube, and Nexus Solid understanding of RESTful web services and API design principles Knowledge and practical use of secure development tools, particularly Vault Proficient in using GitHub for version control and IntelliJ IDEA as a development environment More ❯
Bloxham, Oxfordshire, United Kingdom Hybrid / WFH Options
Bursoft Ltd
technical roadmap. Core Responsibilities: Design, build, and maintain robust back-end services using C# and .NET Core Solid experience building modern front-end applications with React Develop and integrate RESTful APIs with GraphQL. Contribute to the architecture and deployment of Azure-based systems Write clean, maintainable code with a strong focus on performance and scalability Collaborate proactively with internal teams … and stakeholders to drive delivery Required Skills: Strong commercial experience with C#, .NET Core and preferably React. Proven background in building and consuming RESTful APIs Hands-on experience working with Azure services (App Services, Functions, Storage, etc.) A proactive attitude with the ability to work autonomously and take initiative Solid understanding of software engineering best practices (CI/CD, unit More ❯
automation using tools like Playwright, Jest, and Cucumber. The ideal candidate has solid programming skills to develop and maintain automated testing frameworks and is proficient in API testing for RESTful and services. Experience in performance testing, database validation using SQL, and ensuring cross-browser and cross-platform compatibility is essential. Comfortable working within Agile teams, you ll collaborate closely with … end-to-end, unit, and behavior-driven testing. Programming & Scripting: Strong programming/scripting skills to build and maintain automated test frameworks. API Testing: Proficient in validating and automating RESTful APIs for functionality, performance, and security. Performance Testing: Skilled in designing and executing performance and load testing strategies to ensure system reliability at scale. Database Testing: Solid SQL expertise for More ❯
automation using tools like Playwright, Jest, and Cucumber. The ideal candidate has solid programming skills to develop and maintain automated testing frameworks and is proficient in API testing for RESTful and services. Experience in performance testing, database validation using SQL, and ensuring cross-browser and cross-platform compatibility is essential. Comfortable working within Agile teams, you’ll collaborate closely with … end-to-end, unit, and behavior-driven testing. Programming & Scripting: Strong programming/scripting skills to build and maintain automated test frameworks. API Testing: Proficient in validating and automating RESTful APIs for functionality, performance, and security. Performance Testing: Skilled in designing and executing performance and load testing strategies to ensure system reliability at scale. Database Testing: Solid SQL expertise for More ❯