Date posted
Commute time
Locations
Type of Company
Job types
Salaries
Locations
Locations
Salaries
Date posted
Type of Company
Job types
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Senior .NET Integration Developer
Senior .NET Integration Developer
Oscar Associates (UK) Limited
SL6, Maidenhead
£50000 - £65000 per annum
Assist customers and partners in integration setup and API/gateway usage.
Assist customers and partners in integration setup and API/gateway usage.
FEATURED
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API gateway
API gateway
PREMIUM
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Full Stack Engineer, GraphQL APIs, TypeScript, Node
Full Stack Engineer, GraphQL APIs, TypeScript, Node
Staffworx Limited
Brentford End, TW7
market rates, outside IR35, 6 months initial, 2 days week on site
Full Stack Software Engineer GraphQL | TypeScript | Cloud-Native - Based West London, Hybrid working, 1-2 days week on site. Outside IR35. 6 months initial, likely extensions. Were looking for aFull Stack Software Engineerwho loves building high-quality, scalable systems and isn't afraid to get deep into both the code and the infrastructure. If GraphQL APIs, TypeScript/Node.js backends and cloud-native deployments make you feel right at home, this is your stage. What you ll be doing * Design & buildrobust, scalableTypeScript/Node.jsservices andGraphQL APIsthat power real-world applications. * Write code that lastsclean, maintainable, well-tested, and resilient. * Shape our infrastructurethrough modern DevOps practices: CI/CD pipelines (Jenkins, Concourse), containerisation, Helm, and Kubernetes deployments.
Full Stack Software Engineer GraphQL | TypeScript | Cloud-Native - Based West London, Hybrid working, 1-2 days week on site. Outside IR35. 6 months initial, likely extensions. Were looking for aFull Stack Software Engineerwho loves building high-quality, scalable systems and isn't afraid to get deep into both the code and the infrastructure. If GraphQL APIs, TypeScript/Node.js backends and cloud-native deployments make you feel right at home, this is your stage. What you ll be doing * Design & buildrobust, scalableTypeScript/Node.jsservices andGraphQL APIsthat power real-world applications. * Write code that lastsclean, maintainable, well-tested, and resilient. * Shape our infrastructurethrough modern DevOps practices: CI/CD pipelines (Jenkins, Concourse), containerisation, Helm, and Kubernetes deployments.
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Mid-Level C++ Developer (5+ years of experience) Location:Hybrid - 2-3 days onsite in Hounslow - Rate:£430 per day (Inside IR35) Duration:12 months (Extension highly likely) Are you an experienced C++ Developer looking for your next long-term contract? We are seeking a technically strong and versatileMid-Level C++ Developerto join our client's high-performing team on a travel technology project. Key Responsibilities * Develop and maintain high-performance Back End components using C++11 or newer. * Design dynamic, responsive Front End interfaces with AngularJS/Angular 2+. * Support and enhance existing systems with a focus on performance, stability, and maintainability. * Collaborate with cross-functional teams (Product Owners, QA, DevOps, etc.) to deliver new features. * Refactor Legacy code and actively contribute to reducing technical debt.
Mid-Level C++ Developer (5+ years of experience) Location:Hybrid - 2-3 days onsite in Hounslow - Rate:£430 per day (Inside IR35) Duration:12 months (Extension highly likely) Are you an experienced C++ Developer looking for your next long-term contract? We are seeking a technically strong and versatileMid-Level C++ Developerto join our client's high-performing team on a travel technology project. Key Responsibilities * Develop and maintain high-performance Back End components using C++11 or newer. * Design dynamic, responsive Front End interfaces with AngularJS/Angular 2+. * Support and enhance existing systems with a focus on performance, stability, and maintainability. * Collaborate with cross-functional teams (Product Owners, QA, DevOps, etc.) to deliver new features. * Refactor Legacy code and actively contribute to reducing technical debt.
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.Net Developer - Hybrid Remote
.Net Developer - Hybrid Remote
VERTECH GROUP (UK) LTD
KT14, West Byfleet
From £55,000 to £65,000 per annum + Benefits
.Net Developer Location: Flexible Hybrid Home / Byfleet Salary: Circa 55k 65k + Benefits .Net Developer required by fast-growing, technology-led company! This is a diverse, challenging role in a talented team where youll be responsible for developing a variety of complex projects * At least 3yrs development experience * Skills in C#, VB.Net * ASP.Net, Blazor, WPF * RESTful APIs Tremendous opportunity offering plenty of scope for career progression in a friendly, innovative environment where youll be able to keep up to date with emerging technologies and enjoy a healthy work/life balance! Apply now for FULL details!
.Net Developer Location: Flexible Hybrid Home / Byfleet Salary: Circa 55k 65k + Benefits .Net Developer required by fast-growing, technology-led company! This is a diverse, challenging role in a talented team where youll be responsible for developing a variety of complex projects * At least 3yrs development experience * Skills in C#, VB.Net * ASP.Net, Blazor, WPF * RESTful APIs Tremendous opportunity offering plenty of scope for career progression in a friendly, innovative environment where youll be able to keep up to date with emerging technologies and enjoy a healthy work/life balance! Apply now for FULL details!
FEATURED
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Exposure to Swift Vapor for server-side API development (desirable, not essential).
Exposure to Swift Vapor for server-side API development (desirable, not essential).
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.Net Developer
.Net Developer
Crowd Link Consulting Ltd
GU21, Woking
From £45,000 to £60,000 per annum Salary + Benefits + Bonus
Web API, HTML, CSS, Web Services, JQuery and JavaScript
Web API, HTML, CSS, Web Services, JQuery and JavaScript
Proficient in API design, development & production operation
Proficient in API design, development & production operation
113 exact matches jobs are outside your preferred location
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Senior Business Analyst (API, YAML) - Software Solution - Remote (UK or Europe) My client is looking for a Senior Business Analyst to join our team and drive the successful delivery of API services and supporting documentation for an upcoming product launch. * Collaborate with product owners, engineers, and stakeholders to define and refine business requirements for API services supporting the product launch. o API specifications * Utilize business analytics and intelligence tools to provide insights and recommendations that shape API functionality and project direction. * Hands-on experience with API services (analysis, documentation, testing support). * Familiarity with JSON for API-related specifications. * Knowledge of API testing
Senior Business Analyst (API, YAML) - Software Solution - Remote (UK or Europe) My client is looking for a Senior Business Analyst to join our team and drive the successful delivery of API services and supporting documentation for an upcoming product launch. * Collaborate with product owners, engineers, and stakeholders to define and refine business requirements for API services supporting the product launch. o API specifications * Utilize business analytics and intelligence tools to provide insights and recommendations that shape API functionality and project direction. * Hands-on experience with API services (analysis, documentation, testing support). * Familiarity with JSON for API-related specifications. * Knowledge of API testing
Senior API Technical Consultant (GraphQL Specialist)
Senior API Technical Consultant (GraphQL Specialist)
Staffworx Limited
London
market rates, outside IR35, 2 days on site
Lead the designand evolution of our API schemas, ensuring they meet the complex demands of a rapidly growing platform. * Expert levelGraphQL, including advanced API design, schema evolution, performance optimisation.
Lead the designand evolution of our API schemas, ensuring they meet the complex demands of a rapidly growing platform. * Expert levelGraphQL, including advanced API design, schema evolution, performance optimisation.
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skilled with API development, message buses and languages such as C#, Python, or PHP
skilled with API development, message buses and languages such as C#, Python, or PHP
FEATURED
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Web / Mobile Developer
Web / Mobile Developer
Deerfoot Recruitment Solutions
SO15, Southampton
£55000 - £65000 per annum + Benefits + Bonus + Hybrid Working
Collaborate with backend teams on API integration and implementation. * Familiarity with state management solutions such as Context API. Web Developer, Mobile Developer, React Developer, Next.js Developer, Frontend Developer, JavaScript Developer, TypeScript Developer, Ionic Developer, Hybrid App Developer, Cross-Platform Developer, iOS Developer, Android Developer, React Native Developer, UI Developer, Application Developer, Software Engineer, Storybook, Context API, GitHub, Jest, React Testing Library, Azure, DevOps, .NET, CI/CD, YAML, Financial Services Developer, Wealth Management Technology
Collaborate with backend teams on API integration and implementation. * Familiarity with state management solutions such as Context API. Web Developer, Mobile Developer, React Developer, Next.js Developer, Frontend Developer, JavaScript Developer, TypeScript Developer, Ionic Developer, Hybrid App Developer, Cross-Platform Developer, iOS Developer, Android Developer, React Native Developer, UI Developer, Application Developer, Software Engineer, Storybook, Context API, GitHub, Jest, React Testing Library, Azure, DevOps, .NET, CI/CD, YAML, Financial Services Developer, Wealth Management Technology
FEATURED
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Integration Architect
Integration Architect
Lynx Recruitment Limited
SW1W, South West London
From £85,000 to £100,000 per annum
Create high-level architectural assets, including API catalogues, application and connectivity models, guiding detailed design - Solid understanding of SOA, REST, and API management principles - Proficient with XSD, XML, XSLT, JSON, API
Create high-level architectural assets, including API catalogues, application and connectivity models, guiding detailed design - Solid understanding of SOA, REST, and API management principles - Proficient with XSD, XML, XSLT, JSON, API
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Solid background in Apex, LWC, SOQL, and REST/SOAP API integration.
Solid background in Apex, LWC, SOQL, and REST/SOAP API integration.
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Azure Analytics & Integration stack (e.g., Databricks, Synapse, Logic Apps, API Management) o API frameworks (SOAP, REST, WebSocket)
Azure Analytics & Integration stack (e.g., Databricks, Synapse, Logic Apps, API Management) o API frameworks (SOAP, REST, WebSocket)
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Entity Framework, Blazor (server side), .NET API, Redis Cache
Entity Framework, Blazor (server side), .NET API, Redis Cache
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Experience with MuleSoft and API Gateways.
Experience with MuleSoft and API Gateways.
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Solid experience with Python and FastAPI for backend/API development.
Solid experience with Python and FastAPI for backend/API development.
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Champion best practices across testing disciplines including unit, integration, UI, API, and performance * Knowledge of web, mobile, API/microservices testing and contract testing (e.g. PACT)
Champion best practices across testing disciplines including unit, integration, UI, API, and performance * Knowledge of web, mobile, API/microservices testing and contract testing (e.g. PACT)
PREMIUM
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Familiarity with enterprise integration patterns and API management.
Familiarity with enterprise integration patterns and API management.
Integration Developer - Salesforce Education Cloud-Student Systems Implementation
Integration Developer - Salesforce Education Cloud-Student Systems Implementation
InterQuest Group (UK) Limited
London
£400 - 500 per day
Excellent skills in designing and delivering integrations using Microsoft Azure PaaS (Functions, Logic Apps, API Management, Service Bus,) * Expertise in integration strategy, API management, and canonical data models.
Excellent skills in designing and delivering integrations using Microsoft Azure PaaS (Functions, Logic Apps, API Management, Service Bus,) * Expertise in integration strategy, API management, and canonical data models.
Integration Developer-Azure-Salesforce-Student records
Integration Developer-Azure-Salesforce-Student records
InterQuest Group (UK) Limited
London
£450 per day
The role will focus on building and support integrations between new and existing systems using Microsoft Azure PaaS components to develop modular, reusable, and secure integration components aligned with canonical data models and modern API-first principles. * experience with Azure PaaS integration tools: Logic Apps, Functions, API Management, Service Bus, Event Grid * Experience building and managing REST APIs and implementing API-first integration designs * Exposure to OpenAPI/Swagger, API lifecycle management, and version control best practices.
The role will focus on building and support integrations between new and existing systems using Microsoft Azure PaaS components to develop modular, reusable, and secure integration components aligned with canonical data models and modern API-first principles. * experience with Azure PaaS integration tools: Logic Apps, Functions, API Management, Service Bus, Event Grid * Experience building and managing REST APIs and implementing API-first integration designs * Exposure to OpenAPI/Swagger, API lifecycle management, and version control best practices.
Lead Java SDET
Lead Java SDET
Deerfoot Recruitment Solutions
The City, EC4N 6JD
£90000 - £120000 per annum + Benefits + Bonus + Hybrid Working
Lead SDET | SDET | Software Development Engineer in Test | Test Manager | Test Lead | Lead Test Engineer | Principal Test Engineer | QA Lead | Quality Assurance Lead | Software Test Lead | Automation Lead | Java | Unit Testing | Contract Testing | REST | API | Java OOP | API Testing | Cucumber | Selenium WebDriver | JSON | Performance Testing | Leadership
Lead SDET | SDET | Software Development Engineer in Test | Test Manager | Test Lead | Lead Test Engineer | Principal Test Engineer | QA Lead | Quality Assurance Lead | Software Test Lead | Automation Lead | Java | Unit Testing | Contract Testing | REST | API | Java OOP | API Testing | Cucumber | Selenium WebDriver | JSON | Performance Testing | Leadership
FEATURED
Senior Software Developer
Senior Software Developer
Tech 4
E10, East London
From £64,000 to £70,000 per annum + excellent benefits
Assist with the design, implementation, and testing of APIs that adhere to the Open API specification
Assist with the design, implementation, and testing of APIs that adhere to the Open API specification
Hands-on experience with Azure Integration Services: Logic Apps, API Management, Service Bus, Event Grid, Function Apps
Hands-on experience with Azure Integration Services: Logic Apps, API Management, Service Bus, Event Grid, Function Apps