176 to 200 of 224 Contract REST Jobs

AI Software Engineer

Hiring Organisation
Eutopia Solutions Limited
Location
Andover, South East, United Kingdom
Employment Type
Permanent Contract, Hybrid
Salary
£70,000
maintainability of everything you deliver. What you'll be doing Design, develop, test and maintain Python applications and backend services. Build and consume REST APIs, develop system integrations and automate business workflows. Work with SQL databases, Git and modern software development practices. Collaborate with business analysts and stakeholders to translate … Commercial experience developing and supporting software applications or services. Strong hands-on Python development experience, including production code and troubleshooting. Experience building and consuming REST APIs. Good working knowledge of SQL databases and Git source control. Understanding of software engineering principles, testing, debugging and maintainable code design. Experience with version ...

ForgeRock Developer - urgent - remote

Hiring Organisation
Initialize IT
Location
United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
/ABAC, least privilege, and zero trust principles. Hands-on implementation experience with SAML 2.0, OAuth 2.0, OIDC, OpenAM/OpenIDM concepts, JWT, and REST APIs. Proficiency in Java and Scripting (JavaScript and/or Groovy); ability to build custom components and integrations. Experience with web/application security fundamentals … mappings, managed objects, connectors, and provisioning/de-provisioning processes. Develop scripts and extensions (Java/JavaScript/Groovy as applicable) for custom nodes, REST endpoints, event handlers, and integrations. Integrate ForgeRock with external systems such as HR sources, directories, databases, MFA providers, and cloud services. Configure and tune ForgeRock ...

Senior Oracle Fusion Cloud Developer-SC Cleared

Hiring Organisation
VE3
Location
Maidenhead, Berkshire, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
scripts where applicable. Build and maintain integrations between Oracle Fusion and third-party or Legacy systems using Oracle Integration Cloud (OIC), including integration recipes, REST APIs, SOAP services, business events and webhook notifications where supported. Implement integration mapping, orchestration, validation, monitoring, error handling and recovery mechanisms. Deliver data conversion, migration … Scripting for supported application configurations and extensions. Strong OIC development skills, including adapters, integration recipes, orchestration, mappings, scheduling and troubleshooting. Experience integrating applications through REST and SOAP services, including authentication, XML, JSON and event-driven integration patterns. Practical experience using FBDI, ADFdi and HDL for data loading, conversion and migration ...

Full Stack Developer Engineer - Cyber DevOps

Hiring Organisation
ECS Resource Group Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£450/day Outside IR35
that support critical engineering environments. What will you be doing? Designing, developing and maintaining full-stack applications and internal engineering tools. Building backend services, REST APIs and automation solutions using Python and FastAPI. Developing modern web interfaces using JavaScript and React. Working with relational databases, particularly PostgreSQL. Developing and deploying … PostgreSQL. Experience developing both backend services and frontend applications. Practical experience with AWS and cloud-based application development. Experience working with REST APIs, Git and CI/CD pipelines. A good understanding of software engineering principles, testing and writing maintainable code. ECS Recruitment Group Ltd is acting as an Employment ...

Full Stack Developer Engineer - Cyber DevOps

Hiring Organisation
ECS
Location
South East, United Kingdom
Employment Type
Temporary Contract, On-site
Salary
Up to £450 per day + Outside IR35
that support critical engineering environments. What will you be doing? Designing, developing and maintaining full-stack applications and internal engineering tools. Building backend services, REST APIs and automation solutions using Python and FastAPI. Developing modern web interfaces using JavaScript and React. Working with relational databases, particularly PostgreSQL. Developing and deploying … PostgreSQL. Experience developing both backend services and frontend applications. Practical experience with AWS and cloud-based application development. Experience working with REST APIs, Git and CI/CD pipelines. A good understanding of software engineering principles, testing and writing maintainable code. ECS Recruitment Group Ltd is acting as an Employment ...

Senior AI Solutions Engineer

Hiring Organisation
Adecco
Location
Welwyn Garden City, Hertfordshire, United Kingdom
Employment Type
Contract
Contract Rate
£750 - £850/day
engineering, including production LLM applications. Technical Expertise: Proficient in Python, R, and R Shiny with a strong grasp of LLM APIs, SQL, Snowflake, and REST APIs. Engineering Practises: Skilled in Git, CI/CD, Docker, AWS, and observability tools. Regulatory Knowledge: Familiarity with GxP, data privacy, and reproducibility in regulated … generative AI tools to support our candidate screening process. This helps us ensure a fair, consistent, and efficient experience for all applicants. Rest assured, all final decisions are made by our hiring team, and your application will be reviewed with care and attention. Adecco is a disability-confident employer. ...

Senior Software Engineer

Hiring Organisation
Method-Resourcing
Location
City of London, South East, United Kingdom
Employment Type
Permanent Contract, On-site
mathematical thinking to engineering problems Working alongside teams using AI and machine learning within the wider technology environment Technology Python | Java | GCP | Docker | REST APIs | Distributed Systems | Event-Driven Architecture | Streaming | Real-Time Data | AI/ML What We're Looking For We're looking for engineers with strong backend … high-throughput applications Low-latency engineering experience Strong analytical and mathematical problem-solving ability Experience with cloud platforms, ideally GCP Docker/containerisation experience REST API development experience Experience with event-driven architecture or messaging Exposure to AI, machine learning or AI-enabled systems Strong understanding of performance, reliability ...

Solutions Architect AI

Hiring Organisation
Hays Technology
Location
Leeds, West Yorkshire, United Kingdom
Employment Type
Contract
Architect for one of our local clients. Circa £700 p/d Inside IR35 Hybrid/2 days p/w in Leeds, the rest is WFH 6 Month initial contract, extensions likely Must have Generative AI, LLM, RAG or Agentic AI solution architecture experience We are looking … with development teams. Generative AI, LLM, RAG or Agentic AI solution architecture. Experience designing solutions across AWS, Azure or GCP. Strong understanding of microservices, REST APIs, integration patterns and event-driven architecture. Experience with cloud-native and serverless technologies. Good understanding of security and identity concepts such as OAuth2/ ...

Python Developer

Hiring Organisation
Adecco
Location
London, United Kingdom
Employment Type
Contract
customer-facing applications, requiring skilled engineers who thrive in a collaborative environment. Responsibilities: Design, develop, and maintain robust backend services using Python. Build scalable REST APIs and microservices to enhance customer-facing applications. Create cloud-native solutions within AWS environments. Collaborate with product, frontend, and engineering teams to deliver innovative … Agile ceremonies and collaborative product delivery. Essential Skills & Experience: Strong commercial experience in developing backend applications with Python. Proven ability to build and support REST APIs and microservices. Experience working within AWS cloud environments. Proficiency in databases, including PostgreSQL, SQL, and/or NoSQL (DynamoDB experience is highly desirable). ...

Golang Engineer

Hiring Organisation
Talent-Relay Limited
Location
Burgess Hill, South East, United Kingdom
Employment Type
Temporary Contract, On-site
Salary
From £37.50 to £40 per hour Long term / Multi year contract
collaborating closely with development teams and SREs. Key Responsibilities: Design, develop, and modify custom applications. Create and test resilient software, focusing on high-volume REST APIs. Drive migration from legacy systems to microservices architecture. Partner with teams across development, QA, and production support. Required Skills: Demonstrable experience as a Golang … Engineer/Golang Developer Solid experience with Golang, Git, REST Web Services, Jenkins, NoSQL, PostgreSQL Experience in application design, Agile development, and CI/CD tools. Experience of messaging service (ideally Kafka) Understanding of BDD/TDD Strong problem-solving, analytical skills, and a desire to learn new technologies. Preferred ...

Software Systems Engineer

Hiring Organisation
Nextech Group Limited
Location
Milton Keynes, South East, United Kingdom
Employment Type
Permanent Contract, On-site
Salary
£70,000
automate physical hardware/test equipment Work within Linux environments using Bash Maintain Django/PostgreSQL applications Support Vue.js web applications Work with Docker, REST APIs and Git Troubleshoot software/hardware integration and improve automated testing processes Essentials Strong commercial software development experience Python and Linux Bash scripting … control Comfortable working with physical hardware/electronics Strong debugging and problem-solving ability Desirable Qt/QML Django/PostgreSQL Vue.js Docker/REST APIs Electronic test equipment/instrumentation Ruby, C++, C# or .NET NDT/calibration exposure Salary: Up to £65,000 DOE Location: Milton Keynes Type ...

Java Engineer

Hiring Organisation
Experis
Location
Nationwide, United Kingdom
Employment Type
Contract
Contract Rate
£450 - £475/day
Develop and maintain applications using Java and Spring Boot . Design and develop Oracle PL/SQL packages, procedures, and scripts. Build and consume REST APIs and integrations. Support delivery of new features, service improvements, and defect resolution. Participate in technical design, estimation, code reviews, and testing activities. Investigate … with Java. Experience developing applications using Spring Boot. Strong Oracle PL/SQL development experience. Good understanding of Oracle SQL. Experience developing and consuming REST APIs. Experience using Git version control. Experience writing automated tests using JUnit or similar frameworks. Good understanding of object-oriented design principles. Experience working within ...

Principal Backend Engineer Java Spring Boot AWS

Hiring Organisation
Client Server
Location
East London, South East, United Kingdom
Employment Type
Permanent Contract, Hybrid
design through to delivery Developing scalable Java applications using Spring Boot and microservices Modernising and migrating legacy systems to AWS Designing and working with REST APIs and distributed systems Introducing and improving CI/CD and DevOps practices Providing technical expertise and guidance to clients and engineering teams Location/… threading and concurrency You have experience with Spring Boot and microservices environments You have strong experience with Kafka You have a good knowledge of REST APIs You have a good understanding of AWS You have a thorough understanding of software development and Computer Science fundamentals such as Object Oriented Programming ...

Mid-level Software Developer

Hiring Organisation
Nextech Group Limited
Location
Clacton-On-Sea, South East, United Kingdom
Employment Type
Permanent Contract, Hybrid
Salary
£40,000
will include: Developing applications using C#, .NET Core/modern .NET and VB.NET Maintaining and improving existing .NET/VB.NET applications Developing and integrating REST APIs Working with SQL Server databases Investigating bugs, performance issues and technical problems Refactoring and improving existing code where appropriate Writing clean, maintainable and reusable … Microsoft ecosystem. Tech Stack Experience across the following would be particularly relevant: C# .NET Core/modern .NET VB.NET ASP.NET/MVC SQL Server REST APIs Entity Framework JavaScript A modern JavaScript framework such as React, Vue or Angular Git/source control You don't necessarily need to tick ...

Dynamics 365 Developer

Hiring Organisation
UK Staffing Group
Location
United Kingdom
Employment Type
Permanent Contract, Remote
Salary
£50,000
Dynamics 365 Sales and Dataverse solutions. Build and enhance Power Apps, Power Automate workflows and business process flows. Develop and support integrations using JavaScript, REST APIs and JSON. Troubleshoot technical issues and improve system performance and reliability. Manage system customisations, security roles, deployments and solution changes. Work closely with internal … experience developing and customising Dynamics 365 Sales/Customer Engagement . Strong knowledge of Dataverse, Power Apps and Power Automate . Experience with JavaScript, REST APIs and systems integration. An understanding of solution management, security and deployment processes. Strong troubleshooting and problem-solving skills. The ability to work independently ...

Senior Salesforce Developer

Hiring Organisation
Morson Edge
Location
City of London, South East, United Kingdom
Employment Type
Temporary Contract, On-site
Salary
£550 - 625 per day + 12 months
Build and maintain solutions using Salesforce Industries (Vlocity) and OmniStudio, including OmniScripts, FlexCards, DataRaptors and Integration Procedures. Design, develop and maintain enterprise integrations using REST and SOAP APIs, Platform Events, Streaming API, Change Data Capture (CDC) and other modern integration patterns. Analyse business requirements and translate them into robust technical … configuration, customisation and development. Salesforce Industries and OmniStudio: Hands-on experience with Vlocity, OmniScripts, FlexCards, DataRaptors and Integration Procedures. Enterprise Integrations: Proven experience developing REST and SOAP API integrations, Platform Events, Streaming API and Change Data Capture. Salesforce Architecture: Strong understanding of Salesforce cloud architecture, multi-tenant environments, platform security ...

Senior Embedded Software Engineer

Hiring Organisation
KO2 Embedded Recruitment Solutions LTD
Location
Barnsley, South Yorkshire, Yorkshire, United Kingdom
Employment Type
Permanent Contract, On-site
Salary
£70,000
integration and validation. Engineering practice. The team is adopting test-driven development, automated testing and CI/CD. Connectivity. TCP/UDP, HTTP/REST, MQTT and TLS, plus Wi-Fi, 4G and over-the-air (OTA) updates. What you'll do Research, design, develop and debug software … processor communication. TDD and unit-testing frameworks (e.g. GoogleTest, CppUTest), test automation and Jenkins. Linux device driver development, BSP porting and U-Boot. TLS, REST APIs, Wi-Fi, 4G modems and OTA update mechanisms. Python or JavaScript scripting. Experience of technical leadership or technical project management. Who will do well ...

Automation Test Engineer

Hiring Organisation
ISR RECRUITMENT LIMITED
Location
Nationwide, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £425/day (Outside IR35)
Test Engineer to support a major public sector digital transformation programme. You will be responsible for validating complete business processes across user interfaces, REST APIs and integrated systems, contributing to testing throughout Agile delivery and ensuring changes are thoroughly tested ahead of release. You will also help ensure that connected … skills with a thorough approach to functional testing. Skills and Experience: Strong test automation experience using Playwright, Cypress and/or Python. Experience testing REST APIs, JSON/XML payloads and system integrations. Familiarity with Postman, Bruno, REST Assured and Swagger/OpenAPI. Experience using Jira and Xray for test ...

Senior Technical Architect- SC

Hiring Organisation
Layer7
Location
City, Newcastle Upon Tyne, United Kingdom
Employment Type
Contract
Contract Rate
GBP 620 Daily
/CD tools (eg, Jenkins, GitLab CI, CircleCI) for automating deployments and improving infrastructure as code (IaC) processes. Understanding of Middleware, APIs (REST/SOAP), microservices and SOA. Application architecture, frameworks, technologies (eg PHP, Python, Ruby, Perl, JavaScript), tools and best practice Understanding of Middleware, APIs (REST/SOAP), microservices ...

Lead Software Engineer - Umbraco

Hiring Organisation
TPXImpact Holdings Plc
Location
United Kingdom
Employment Type
Permanent Contract, On-site
Salary
£62,000
will be delivered in. You produce estimates that state clearly what is in scope, what is out of scope and what assumptions the numbers rest on. You manage client expectations about the process of agile delivery and what they should expect to see at the end of each sprint. … equivalent managed hosting experience, including environment strategy and deployment workflow Major version upgrade planning and delivery on live platforms API design and consumption, REST and GraphQL, including third-party integrations SQL Server and efficient data querying in a web application context Modern front-end development, including component-based approaches ...

Front End Engineer

Hiring Organisation
Teksystems
Location
Yorkshire, United Kingdom
Employment Type
Temporary Contract, Hybrid
Salary
Competitive
technical stakeholders. Design and build typed, accessible, and maintainable web applications using TypeScript, Next.js, and React. Develop, operate, and improve Spring Boot services, including REST APIs, Spring Security, Actuator endpoints, Maven-based delivery pipelines, and persistence integrations. Design and implement secure browser, service-to-service, and client authentication mechanisms, including … Strong Java experience, including use of modern language features and production use of Java 21. Deep experience building and operating Spring Boot services, including REST APIs, Spring Security, Actuator, Maven-based delivery pipelines, and persistence integrations. Strong SQL and relational database knowledge, including PostgreSQL, schema evolution, transactional behaviour, and performance ...

Associate, Software Engineer (TypeScript) – Enterprise Resilience

Hiring Organisation
Hackajob Ltd
Location
Edinburgh, Scotland, United Kingdom
Employment Type
Permanent Contract, Hybrid
will strengthen existing code and implement new features, including but not limited to data feeds, scheduled jobs, and dashboards. You will design and implement REST APIs, write tests, help stakeholders, deploy releases, fix bugs, and more. Our team culture is collaborative and encourages team members to build relationships. You will … will strengthen existing code and implement new features, including but not limited to data feeds, scheduled jobs, and dashboards. You will design and implement REST APIs, write tests, help stakeholders, deploy releases, fix bugs, and more. You will typically work with a technology stack that includes Prisma ORM, Postgres, Fastify ...

Front End Engineer / React Developer

Hiring Organisation
Hays Technology
Location
Telford, Shropshire, United Kingdom
Employment Type
Contract
Contract Rate
£550/day £550 per day INSIDE
including loaders/actions, forms, routing, error handling and server-side session patterns. Build reusable, accessible components using Material UI. Integrate frontend services with REST APIs. Develop automated unit, integration and Playwright end-to-end tests. Build accessible services aligned to WCAG 2.2 AA. Participate in Git-based development … JavaScript. Material UI experience, including developing reusable and accessible components. Automated testing experience covering unit/integration testing and Playwright end-to-end testing. REST API integration experience. Experience with Git-based development and code-review processes. Strong accessibility knowledge aligned with WCAG 2.2 AA, including semantic HTML, keyboard navigation ...

L1 Software Engineer

Hiring Organisation
Response Informatics
Location
South East, United Kingdom
Employment Type
Contract
Contract Rate
GBP 250 Daily
Required Skills Frontend React.js REST API troubleshooting JavaScript/TypeScript basics Backend Python FastAPI REST APIs Postman/Swagger Cloud AWS (EC2, Lambda, S3, CloudWatch, API Gateway, IAM) Support Incident & ticket management (ServiceNow/Jira) Log analysis and application troubleshooting Qualifications Bachelor's degree in Computer Science, IT, or related ...

Integration Developer

Hiring Organisation
Marshall Resource Partners Ltd
Location
Milton Keynes, South East, United Kingdom
Employment Type
Permanent Contract, Hybrid
Salary
£60,000
interfaces that connect Zoho Desk to my clients other systems, and work with our developers, who build them (currently in PHP) using the Zoho REST API and webhooks. If you can write some of them yourself, that is a real advantage. • Identify where automation can remove manual work, such … Freshdesk, Zendesk or Jira Service Management), including workflow automation and custom fields. • Technical aptitude. A good working understanding of how systems integrate through REST APIs and webhooks, enough to specify an interface, test it and work effectively with developers. Experience of scripting or low-code logic within a workflow platform. ...