801 to 825 of 834 REST Jobs in England

Back End Developer

Hiring Organisation
Cartisian Recruitment
Location
Farnborough, Hampshire, United Kingdom
Employment Type
Permanent
Salary
£60000 - £80000/annum
impactful projects. Key Responsibilities Design, develop, and maintain application modules, including the Database Module , API Module , Engine , and Logic . Build and enhance REST APIs to ensure robust and efficient communication between application components. Develop scalable solutions using .NET Core and C# , adhering to best practices and coding standards. Implement … stakeholders. Skills and Experience Proficiency in .NET Core and C# , with a strong understanding of object-oriented programming principles. Experience designing and building REST APIs with a focus on performance, security, and scalability. Hands-on experience with Entity Framework and integrating SQLite for data storage and retrieval. Strong problem-solving ...

Senior Java Developer

Hiring Organisation
G.R.E. Recruitment Limited
Location
Reading, Berkshire, South East, United Kingdom
Employment Type
Permanent
Salary
£90,000
/Once a week onsite in Central Reading based office - £70,000 - £90,000 DOE + Benefits Essential Exp: Java 11/17, Springboot, REST API's, Microservices, Kubernetes. Desirable Exp: ReactJS - this role is 90% Backend Development with 10% Front End. G.R.E. Recruitment is delighted to partner with … seamlessly blends into our everyday lives. For this role I am looking for: Senior Java Developer - 5yrs+ exp with Java, REST API's, Microservices, Kubernetes with a little bit of ReactJS exp - £70,000 - £90,000 You'll be joining a team of 10 Java Developers spread between ...

Umbraco Developer (Spalding)

Hiring Organisation
Rise Technical Recruitment Limited
Location
London, England, United Kingdom
clients.In this varied role you will design, develop, and maintain Umbraco-based web applications, implement clean and scalable code using .NET and C#, integrate REST APIs, while contributing to planning and code reviews, and ensure adherence to security standards using Git-based workflows and CI/CD.The ideal candidate will … agile environment.The Person Previous commercial experience with Umbraco CMS (custom back-end).Strong proficiency in .NET (C#) MVC and modern development.Experience with SQL, REST APIs, Git, ADO, and quality tools like SonarQube.Able to commute to Spalding 5 days a week. Reference Number: BBBH266585To apply for this role ...

Umbraco Developer

Hiring Organisation
Rise Technical Recruitment Limited
Location
Spalding, Lincolnshire, East Midlands, United Kingdom
Employment Type
Permanent
Salary
Holiday + Pension
this varied role you will design, develop, and maintain Umbraco-based web applications, implement clean and scalable code using .NET and C#, integrate REST APIs, while contributing to planning and code reviews, and ensure adherence to security standards using Git-based workflows and CI/CD. The ideal candidate will … Person Previous commercial experience with Umbraco CMS (custom back-end). Strong proficiency in .NET (C#) MVC and modern development. Experience with SQL, REST APIs, Git, ADO, and quality tools like SonarQube. Able to commute to Spalding 5 days a week. Reference Number: BBBH266585 To apply for this role ...

Umbraco Developer - Contract

Hiring Organisation
Rise Technical Recruitment Limited
Location
Spalding, Lincolnshire, East Midlands, United Kingdom
Employment Type
Contract
this varied role you will design, develop, and maintain Umbraco-based web applications, implement clean and scalable code using .NET and C#, integrate REST APIs, while contributing to planning and code reviews, and ensure adherence to security standards using Git-based workflows and CI/CD. The ideal candidate will … Person Previous commercial experience with Umbraco CMS (custom back-end). Strong proficiency in .NET (C#) MVC and modern development. Experience with SQL, REST APIs, Git, ADO, and quality tools like SonarQube. 2 days a week on-site Outside IR35 Contract with immediate start. Reference Number: BBBH266591 To apply ...

Senior Software Developer

Hiring Organisation
Rise Technical Recruitment Limited
Location
Guildford, Surrey, South East, United Kingdom
Employment Type
Permanent
Salary
£65,000
ideal candidate will possess an in-depth working knowledge of VOIP protocols and Python. Candidates should be comfortable working with Docker, Linux, and REST APIs, while maintaining a high standard of OO Design. Beyond technical ability, the ideal applicant will be a strong communicator capable of bridging the gap between … meets strict ISO/PCI-DSS standards. Provide resolutions for complex platform-level bugs. The Person: Extensive experience with Python, plus OO Design and REST APIs. In-depth understanding of SIP stack and trace analysis. Experience with SQLAlchemy, Git, and Docker. Desirable to have knowledge of Freeswitch, Kamailio ...

Full Stack Engineer

Hiring Organisation
Levy Global
Location
City of London, London, United Kingdom
stack applications Experience developing enterprise SaaS products (cybersecurity experience is a plus) Strong backend development experience using TypeScript and NestJS Experience building APIs using REST and GraphQL and working with ORMs (e.g., Sequelize) Strong frontend experience with React and modern UI frameworks Experience working with relational (MySQL) and NoSQL databases … Strong debugging, troubleshooting, and performance optimisation skills Technical Skills Backend: TypeScript, NestJS, Sequelize, REST APIs, GraphQL, MySQL, NoSQL, Kafka Frontend: React, Next.js, TypeScript, Chakra UI, React Query, GraphQL integration Tools & Design: Ability to work from Figma designs and translate complex requirements into code Nice to Have Experience working in startups ...

Full Stack Engineer

Hiring Organisation
Levy Global
Location
London Area, United Kingdom
stack applications Experience developing enterprise SaaS products (cybersecurity experience is a plus) Strong backend development experience using TypeScript and NestJS Experience building APIs using REST and GraphQL and working with ORMs (e.g., Sequelize) Strong frontend experience with React and modern UI frameworks Experience working with relational (MySQL) and NoSQL databases … Strong debugging, troubleshooting, and performance optimisation skills Technical Skills Backend: TypeScript, NestJS, Sequelize, REST APIs, GraphQL, MySQL, NoSQL, Kafka Frontend: React, Next.js, TypeScript, Chakra UI, React Query, GraphQL integration Tools & Design: Ability to work from Figma designs and translate complex requirements into code Nice to Have Experience working in startups ...

Junior Mobile App Developer (Flutter)

Hiring Organisation
IT Talent Solutions Ltd
Location
Hatfield, Hertfordshire, England, United Kingdom
Employment Type
Full-Time
Salary
£30,000 - £36,000 per annum
Doing: Developing and shipping cross-platform mobile apps using Flutter and Dart Collaborating with product designers to implement clean, responsive UIs Integrating REST APIs , third-party SDKs, location services, notifications, and more Learning quickly and tackling new challenges in a fast-paced team What You’ll Need: Flutter + Dart … experience (can be commercial, academic, or freelance) Familiarity with REST APIs , Git, and mobile dev tools (Android Studio, Xcode, VS Code) A degree in Computer Science or a related field Right to work in the UK (ILR, British citizen, or Settled Status only) Must be able to commute to Hatfield ...

Java Software Engineer

Hiring Organisation
Response Informatics
Location
Bournemouth, Dorset, South West, United Kingdom
Employment Type
Permanent
Salary
£70,000
Java (Spring Boot, Spring MVC), REST APIsBuilding scalable backend services and APIs Oracle, CockroachDB, SQLData modeling, queries, ORM, and migration GKP (Google Kubernetes Platform), Docker, KubernetesDeploying and managing applications in private cloud Maven, GradleManaging builds and dependencies Jenkins, GitLab CI, GKP DevOpsAutomated build, test, and deployment pipelines JUnit, TestNG, Mockito … Selenium, CypressUnit, integration, and end-to-end testing Swagger/OpenAPIDocumenting and testing REST APIs OAuth2, JWT, Spring SecurityImplementing authentication and authorization ELK Stack, Prometheus, Grafana, SplunkApplication monitoring and log analysis Bash, PythonAutomating tasks and scripts GithubSource code management SonarQube, Checkstyle, ESLintStatic code analysis and quality enforcement JIRA, Confluence, Slack ...

ServiceNow Developer / Technical Lead

Hiring Organisation
Syntax Consultancy Ltd
Location
Newbury, Berkshire, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £450/day 400-450/day (Outside IR35)
project for an Telecoms external client. Start ASAP in December 2025. Hybrid Working - 2-3 days/week working remotely + the rest of the time working from the Newbury office. Key skills, experience + tasks will include: Strong ServiceNow technical expertise on TSOM development + implementation projects. In-depth … ITOM, ITAM, HRSD, CSM, GRC, SecOps + custom applications. Leading the design, development + implementation of ServiceNow solutions. Proven expertise in ServiceNow integrations including: REST, SOAP, APIs, MID Servers. Designing, developing + implementing CMDB and Discovery. ServiceNow scripting (JavaScript, Glide, Flow Designer), and ServiceNow data models. Deep technical expertise ...

Software Developer (Power Platform)

Hiring Organisation
Picture More
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£48,000 - £60,000 per annum
quality, integration and usability. Key responsibilities include: Designing and developing low-code applications and workflows Building integrations with internal and third-party systems using REST/SOAP APIs Working closely with Product Owners and BA's to translate business requirements into technical solutions Producing and maintaining functional and technical documentation … Code/Power Platform Developer Strong experience with Power Apps, Power Automate and Dataverse (or equivalent enterprise low-code platforms) Experience integrating systems using REST and/or SOAP APIs Good understanding of application lifecycle, testing and documentation Experience working in Agile delivery teams Comfortable working with non-technical stakeholders ...

Low Code Developer

Hiring Organisation
Picture More Ltd
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 60,000 Annual
quality, integration and usability. Key responsibilities include: Designing and developing low-code applications and workflows Building integrations with internal and third-party systems using REST/SOAP APIs Working closely with Product Owners and BA's to translate business requirements into technical solutions Producing and maintaining functional and technical documentation … Code/Power Platform Developer Strong experience with Power Apps, Power Automate and Dataverse (or equivalent enterprise low-code platforms) Experience integrating systems using REST and/or SOAP APIs Good understanding of application life cycle, testing and documentation Experience working in Agile delivery teams Comfortable working with non-technical ...

Senior .Net Integration Developer

Hiring Organisation
Rise Technical Recruitment Limited
Location
Maidenhead, Berkshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£70,000
APIs, ensuring solutions are secure, scalable, and aligned with modern cloud architecture. You will use your expertise in C#/.NET and modern APIs (REST, WebAPI, JSON, OAuth2) to build fault-tolerant, event-driven integrations, support customers and partners with API usage, and deliver clear, high-quality documentation while maintaining … days a week office based in Maidenhead The Person: Extensive commercial experience with C#/.NET in integration-heavy environments Strong understanding of REST, WebAPI, asynchronous messaging, and event-driven patterns Hands-on experience building fault-tolerant systems (queues, retries, circuit breakers) Proficient in integration security, authentication and encryption Reference ...

Senior Technical Recruiter (12-Month Contract)

Hiring Organisation
Ripple
Location
Slough, Berkshire, UK
Employment Type
Full-time
LinkedIn, using social media, Entelo, Github, other sourcing tools, etc. In-depth knowledge of technical recruiting and technology stacks (i.e. Java, AWS, Spring, Javascript, REST, etc) Strong written and verbal communications skills Bonus Points: Experience working and recruiting for a Fintech company WHO WE ARE: Do Your Best Work … mental healthcare, retirement, family forming, and family support Employee giving match Mobile phone stipend Take Care of Yourself R&R days so you can rest and recharge Generous wellness reimbursement and weekly onsite & virtual programming Generous vacation policy - work with your manager to take time off when you need ...

Senior Technical Recruiter (12-Month Contract)

Hiring Organisation
Ripple
Location
London, England, United Kingdom
LinkedIn, using social media, Entelo, Github, other sourcing tools, etc. In-depth knowledge of technical recruiting and technology stacks (i.e. Java, AWS, Spring, Javascript, REST, etc) Strong written and verbal communications skills Bonus Points: Experience working and recruiting for a Fintech company WHO WE ARE: Do Your Best Work … mental healthcare, retirement, family forming, and family support Employee giving match Mobile phone stipend Take Care of Yourself R&R days so you can rest and recharge Generous wellness reimbursement and weekly onsite & virtual programming Generous vacation policy - work with your manager to take time off when you need ...

AVP - Risk Platform .Net Developer

Hiring Organisation
Barclays Bank PLC
Location
City, London, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
efficiency and understanding for internal clients. The CRT trading desk uses the results generated by our systems to manage the counterparty risk for the rest of the bank on the derivative trade portfolios for CRT managed counterparties. This role is an opportunity to work closely with the development team, take … successful as a Risk Plaform .Net Developer, you should have: Strong experience of .NET programming, data structure and algorithms Interaction with webservices (REST/WCF) Familiarity with databases (MS SQL) and optimisation of queries Previous experience in financial services Some other highly valued skills may include: Degree in engineering, scientific ...

AVP - Risk Platform .Net Developer

Hiring Organisation
Barclays Bank Plc
Location
London, UK
Employment Type
Full-time
efficiency and understanding for internal clients. The CRT trading desk uses the results generated by our systems to manage the counterparty risk for the rest of the bank on the derivative trade portfolios for CRT managed counterparties. This role is an opportunity to work closely with the development team, take … successful as a Risk Plaform .Net Developer, you should have: Strong experience of .NET programming, data structure and algorithms Interaction with webservices (REST/WCF) Familiarity with databases (MS SQL) and optimisation of queries Previous experience in financial services Some other highly valued skills may include: Degree in engineering, scientific ...

Mid-Level Java Developer

Hiring Organisation
G.R.E. Recruitment Limited
Location
Epsom, Surrey, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£60,000
Level Java Developer Role - Java 8+, Spring MVC, SpringBoot, REST API, Maven or Gradle, GIT - Award-Winning UK based FinTech Company - Surrey - Hybrid - 4 days onsite/1 day WFH - £50,000 - £60,000 (Depending on Experience) G.R.E. Recruitment Limited is delighted to partner yet again with an Award-Winning … down monolith systems would be ideal. This role is purely a backend development role. The core tech stack is: Java 8+, Spring MVC, SpringBoot, REST API's and using build tools such as Maven/Gradle. You'll be an advocate of best engineering principles (SOLID), ensuring you're writing ...

Front End Developer (React / WPF / C#)

Hiring Organisation
Cartisian Recruitment
Location
Farnborough, Hampshire, United Kingdom
Employment Type
Permanent
Salary
£50000 - £70000/annum
applications that blend functionality with modern design principles. Key Responsibilities Design and develop rich, responsive applications using WPF, MVVM , and React . Integrate with REST APIs to ensure seamless communication between the front end and back-end services. Implement key modules such as Scheduling and Reporting, ensuring a smooth … decision-making. Skills and Experience Proven experience with WPF and MVVM , delivering desktop-based applications. Strong proficiency in React and C# , including integration with REST APIs . Solid understanding of usability, accessibility, and responsive design principles. Familiarity with web frameworks and libraries such as ASP.NET, Bootstrap, and Material Design . ...

Guidewire PolicyCenter Senior Developer

Hiring Organisation
Initialize IT
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Daily
Guidewire PolicyCenter Senior Developer - London/hybrid - 6 months - £409 - starting 20/1/26 Skills/experience Extensive experience with Guidewire PolicyCenter 1. Core Guidewire Knowledge (PolicyCenter) Strong understanding of PolicyCenter data model ...

Software Engineers iOS, Android or Java expertise

Hiring Organisation
Morgan McKinley
Location
Manchester, Lancashire, England, United Kingdom
Employment Type
Contractor
Contract Rate
£400 - £500 per day
build scalable applications, troubleshoot production issues and contribute to architecture and engineering best practices. iOS Engineer: Skills Required: Swift, SwiftUI, XCTest, REST APIs, Unit Testing, Modularisation Good to have: Objective-C, UIKit, MVVM, Tuist, Fastlane, Gitlab CI, UI Testing Experience: Modularised architectures, multi-module codebases, collaboration with product/test …/UX teams Android Engineer: Skills Required: Kotlin, Jetpack Compose, MVVM, REST APIs, Unit Testing, Modularisation Good to have: Java, Coroutines/Flow, Retrofit, OKHttp, Gitlab CI, UI Testing, Snapshot Testing Experience: Modularised architectures, multi-module codebases, data-driven decision-making, stakeholder collaboration Backend Engineer: Skills Required: Kotlin, Java, Spring ...

Senior Java Engineer

Hiring Organisation
La Fosse Associates Limited
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 400 Daily
Paddington, London Responsibilities: Develop and maintain custom Shopify app logic and Middleware services for system-to-system integration. Design and implement data flows using REST/GraphQL APIs, webhooks, and event-driven patterns (eg Kafka). Define and manage data contracts, schema mappings, and transformation logic between Shopify and Back … integration flows. Experience required: Focus: Architecture, API design, mentoring, delivery - Shopify experience Core Skills: Backend Development (Micronaut preferred): Java, Gradle, REST & Kafka scaffolding, Health checks API Design & Integration: OpenAPI/AsyncAPI specs, Shopify integration patterns Testing & Quality: Unit tests, code coverage, mocking strategie, Contract testing, test data generation Architecture & Patterns ...

Integration Analyst

Hiring Organisation
Hays Specialist Recruitment Limited
Location
Gainsborough, Lincolnshire, England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £60,000 per annum
company on a strategic digital growth journey. This role offers one day per week working from home after the probation period, with the rest site-based, so you'll need to live within a reasonable commute of Gainsborough. Please note that no sponsorship is available for this position. This … with technical expertise on connectivity options What are we looking for? Experience in integration development, EDI or API roles Strong understanding of API principles (REST, SOAP) and integration patterns Knowledge of EDI standards and protocols (ANSI X12, EDIFACT, XML, AS2) Ability to read XML and manage workflows Excellent problem-solving ...

Guidewire PolicyCenter Senior Developer

Hiring Organisation
Intuition IT Solutions Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Daily
1. Core Guidewire Knowledge (PolicyCenter) Strong understanding of PolicyCenter data model and business processes. Hands-on experience with Gosu programming (inheritance, polymorphism, exception handling). Deep knowledge of APD, Product Model, Job Lifecycle, and Policy ...