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40 API jobs in Newtownbreda + 5 miles
Professional Services | VANRATH Exclusive - VANRATH is delighted to be partnering with a leading professional services organisation based in Belfast to recruit a Senior Full Stack Engineer. This is an exciting opportunity to join a company undergoing significant digital transformation, offering the chance to work on high-impact projects in a flexible hybrid environment. You'll join a dynamic team responsible for building scalable, modern web applications using Node.js on the backend and either React or Angular on the frontend. This role requires a hands-on developer with strong architectural insight and a passion for clean, maintainable code. * Design, develop, and deploy full-stack solutions using modern JavaScript frameworks. * Collaborate with cross-functional teams including product, design, and DevOps. * Write high-quality, reusable, and testable code.
Professional Services | VANRATH Exclusive - VANRATH is delighted to be partnering with a leading professional services organisation based in Belfast to recruit a Senior Full Stack Engineer. This is an exciting opportunity to join a company undergoing significant digital transformation, offering the chance to work on high-impact projects in a flexible hybrid environment. You'll join a dynamic team responsible for building scalable, modern web applications using Node.js on the backend and either React or Angular on the frontend. This role requires a hands-on developer with strong architectural insight and a passion for clean, maintainable code. * Design, develop, and deploy full-stack solutions using modern JavaScript frameworks. * Collaborate with cross-functional teams including product, design, and DevOps. * Write high-quality, reusable, and testable code.
Senior Software Engineer Ruby on Rails - Location: Remote - Type: Full-time | Permanent - Tech Stack: Ruby on Rails, StimulusJS, PostgreSQL, Sidekiq, GraphQL - The Opportunity - Join a fast-growing platform used by thousands across the US. Were looking for a Senior Full Stack Engineer who thrives in Ruby on Rails environments and knows how to ship clean, scalable features. Youll be building new APIs, refining performance, and working in close collaboration with product, design and engineering peers. This is a high-impact role with room to grow ideal for someone whos hands-on, thoughtful, and excited by complex technical challenges. What Youll Be Doing * Build, scale and improve core platform features. * Write robust, maintainable Ruby code across services and APIs. * Work across web and mobile backends, with a strong eye on performance. * Integrate third-party APIs an
Senior Software Engineer Ruby on Rails - Location: Remote - Type: Full-time | Permanent - Tech Stack: Ruby on Rails, StimulusJS, PostgreSQL, Sidekiq, GraphQL - The Opportunity - Join a fast-growing platform used by thousands across the US. Were looking for a Senior Full Stack Engineer who thrives in Ruby on Rails environments and knows how to ship clean, scalable features. Youll be building new APIs, refining performance, and working in close collaboration with product, design and engineering peers. This is a high-impact role with room to grow ideal for someone whos hands-on, thoughtful, and excited by complex technical challenges. What Youll Be Doing * Build, scale and improve core platform features. * Write robust, maintainable Ruby code across services and APIs. * Work across web and mobile backends, with a strong eye on performance. * Integrate third-party APIs an
React Developer needed to join the world's newest IoT company * Are you a React/TypeScript developer looking for a new challenge? * Do you want to work with some of the brightest minds in Northern Ireland? * Want to work on true greenfield projects that nobody has done before? The Role - In this hands-on role, you'll be joining a small team of highly capable professionals responsible for designing, developing, and maintaining high-performance, scalable web applications using React and TypeScript. Your new company has a multi-billion-dollar revenue stream and no weak links as they've already started onboarding some of Northern Ireland's most prolific technologists. What's In It For You? * Market-leading salaries * Generous holidays and fully remote working available (NI Wide) * Attractive equity * Personal health & wellness package * Quarterly wellness workshops
React Developer needed to join the world's newest IoT company * Are you a React/TypeScript developer looking for a new challenge? * Do you want to work with some of the brightest minds in Northern Ireland? * Want to work on true greenfield projects that nobody has done before? The Role - In this hands-on role, you'll be joining a small team of highly capable professionals responsible for designing, developing, and maintaining high-performance, scalable web applications using React and TypeScript. Your new company has a multi-billion-dollar revenue stream and no weak links as they've already started onboarding some of Northern Ireland's most prolific technologists. What's In It For You? * Market-leading salaries * Generous holidays and fully remote working available (NI Wide) * Attractive equity * Personal health & wellness package * Quarterly wellness workshops
Knowledge of microservices architecture & API development
Knowledge of microservices architecture & API development
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Software Engineer in Test III (SET III)
Software Engineer in Test III (SET III)
CME Technology Support Services Ltd
Belfast, County Antrim
£ Not Disclosed
Familiarity with testing REST API's and API testing frameworks
Familiarity with testing REST API's and API testing frameworks
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Senior Application Support Engineer (12 Month FTC)
Senior Application Support Engineer (12 Month FTC)
VANRATH
Belfast, County Antrim
£64,000 - £69,500 per annum
Understanding of API-based integrations and experience working with third-party tools and connectors.
Understanding of API-based integrations and experience working with third-party tools and connectors.
Experience in API development using REST, SOAP,JSON, and XML. Strong understanding of API security, security standards, data encryption, and HSMs.
Experience in API development using REST, SOAP,JSON, and XML. Strong understanding of API security, security standards, data encryption, and HSMs.
Actively participate in development projects, constructing, REST services API, and container-based services. * Proficient in Web Services/API Development using SOAP or REST, JSON and XML. * Strong technical competency and experience with API testing, Java automation and end to end testing.
Actively participate in development projects, constructing, REST services API, and container-based services. * Proficient in Web Services/API Development using SOAP or REST, JSON and XML. * Strong technical competency and experience with API testing, Java automation and end to end testing.
Your primary responsibilities will involve backend development, API integration, and collaboration with frontend...
Your primary responsibilities will involve backend development, API integration, and collaboration with frontend...
Version 1 Belfast Department: Digital, Data & Cloud Job Description We are seeking an experienced Technical Lead to join our UK Digital Data & Cloud Practice. Our Digital Practice is expanding rapidly and there will be an opportunity for you to achieve medium and long-term career goals. There will be a fantastic opportunity to work on some challenging and interesting, large scale transformational and migration projects within both public and private sector. Designing, developing, testing, and maintaining cloud-based software applications. Technical leadership within a team to coordinate and deliver scalable, secure solutions in line with good industry software engineering practices (code quality, CI/CD, security etc). Working within a project management/agile delivery methodology Experience in technical ownership for a product or software solution, covering design, ..
Version 1 Belfast Department: Digital, Data & Cloud Job Description We are seeking an experienced Technical Lead to join our UK Digital Data & Cloud Practice. Our Digital Practice is expanding rapidly and there will be an opportunity for you to achieve medium and long-term career goals. There will be a fantastic opportunity to work on some challenging and interesting, large scale transformational and migration projects within both public and private sector. Designing, developing, testing, and maintaining cloud-based software applications. Technical leadership within a team to coordinate and deliver scalable, secure solutions in line with good industry software engineering practices (code quality, CI/CD, security etc). Working within a project management/agile delivery methodology Experience in technical ownership for a product or software solution, covering design, ..
Full-time - Department: Apps Modernisation & Integration - Company Description - Version 1 has celebrated over 26 years in Technology Services and continues to be trusted by global brands to deliver solutions that drive customer success. Our expertise enables our customers to navigate the rapidly changing Digital-First world we live in. We foster strong partnerships with leading technology giants including Microsoft, AWS, Oracle, Red Hat, OutSystems, and Snowflake, ensuring that our customers are provided with the highest quality solutions and services. * UK & Ireland's premier AWS, Microsoft & Oracle partner * 3400+ strong, €350/£300m revenue business * 10+ years as a Great Place to Work in Ireland & UK * Best Workplace for Women in the UK & Ireland by GPTW * Best Workplace for Wellbeing in the UK by GPTW
Full-time - Department: Apps Modernisation & Integration - Company Description - Version 1 has celebrated over 26 years in Technology Services and continues to be trusted by global brands to deliver solutions that drive customer success. Our expertise enables our customers to navigate the rapidly changing Digital-First world we live in. We foster strong partnerships with leading technology giants including Microsoft, AWS, Oracle, Red Hat, OutSystems, and Snowflake, ensuring that our customers are provided with the highest quality solutions and services. * UK & Ireland's premier AWS, Microsoft & Oracle partner * 3400+ strong, €350/£300m revenue business * 10+ years as a Great Place to Work in Ireland & UK * Best Workplace for Women in the UK & Ireland by GPTW * Best Workplace for Wellbeing in the UK by GPTW
Demonstrated experience of Automated Quality Assurance: Deliver overnight cross-browser, functional, non-functional, API, integration and acceptance tests.
Demonstrated experience of Automated Quality Assurance: Deliver overnight cross-browser, functional, non-functional, API, integration and acceptance tests.
Actively participate in full stack development projects, constructing real-time transactional services, REST services API, and container-based services. Understanding and experience with building real-time transactional services, REST services API, and container-based services. Proficient in Web Services/API Development using SOAP or REST, JSON and XML.
Actively participate in full stack development projects, constructing real-time transactional services, REST services API, and container-based services. Understanding and experience with building real-time transactional services, REST services API, and container-based services. Proficient in Web Services/API Development using SOAP or REST, JSON and XML.
Version 1 has celebrated over 26 years in Technology Services and continues to be trusted by global brands to deliver solutions that drive customer success. Our expertise enables our customers to navigate the rapidly changing Digital-First world we live in. We foster strong partnerships with leading technology giants including Microsoft, AWS, Oracle, Red Hat, OutSystems, and Snowflake, ensuring that our customers are provided with the highest quality solutions and services. * UK & Ireland's premier AWS, Microsoft & Oracle partner * 3400+ strong, €350/£300m revenue business * 10+ years as a Great Place to Work in Ireland & UK * Best Workplace for Women in the UK & Ireland by GPTW * Best Workplace for Wellbeing in the UK by GPTW * Were a core values driven company, we hire people who share our values, and we reward those who display and foster them, its deeply embedded
Version 1 has celebrated over 26 years in Technology Services and continues to be trusted by global brands to deliver solutions that drive customer success. Our expertise enables our customers to navigate the rapidly changing Digital-First world we live in. We foster strong partnerships with leading technology giants including Microsoft, AWS, Oracle, Red Hat, OutSystems, and Snowflake, ensuring that our customers are provided with the highest quality solutions and services. * UK & Ireland's premier AWS, Microsoft & Oracle partner * 3400+ strong, €350/£300m revenue business * 10+ years as a Great Place to Work in Ireland & UK * Best Workplace for Women in the UK & Ireland by GPTW * Best Workplace for Wellbeing in the UK by GPTW * Were a core values driven company, we hire people who share our values, and we reward those who display and foster them, its deeply embedded
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Your primary responsibilities will involve backend development, API integration, and collaboration with frontend...
Your primary responsibilities will involve backend development, API integration, and collaboration with frontend...
13 exact matches jobs are outside your preferred location
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The successful candidate will also be required to plan and schedule analysis for raw material and API release, stability and the vendor accreditation program.
The successful candidate will also be required to plan and schedule analysis for raw material and API release, stability and the vendor accreditation program.
Job type: Permanent - Location: Newry - Job Overview * HPLC Analysis * GC Analysis * UV / IR Spectrometry * Wet-Chemistry Techniques * Preparation and Completion of associated Documentation * Applicants must be educated to degree level in a Science related discipline with a strong analytical background. Applicants with 2 years GMP laboratory experience will be considered in the absence of a degree * Excellent written and oral communication skills * Practical Laboratory experience * GMP experience * HPLC/GC experience - Duration: Full time, permanent * Applicants should be able to provide proof that they have a right to work in the UK at the time of their application. Applicants who are unable to provide this proof will not be considered. * We regret that applications received after the closing date and time will not be accepted. Free Life Assurance - Company Pension S
Job type: Permanent - Location: Newry - Job Overview * HPLC Analysis * GC Analysis * UV / IR Spectrometry * Wet-Chemistry Techniques * Preparation and Completion of associated Documentation * Applicants must be educated to degree level in a Science related discipline with a strong analytical background. Applicants with 2 years GMP laboratory experience will be considered in the absence of a degree * Excellent written and oral communication skills * Practical Laboratory experience * GMP experience * HPLC/GC experience - Duration: Full time, permanent * Applicants should be able to provide proof that they have a right to work in the UK at the time of their application. Applicants who are unable to provide this proof will not be considered. * We regret that applications received after the closing date and time will not be accepted. Free Life Assurance - Company Pension S
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Intermediate Java Developer - Hybrid (Ballymena)
Intermediate Java Developer - Hybrid (Ballymena)
Ocho
Ballymena, County Antrim
£30,000 - £40,000 per annum
My client, a forward-thinking digital consultancy based in Ballymena, is looking for an Intermediate Java Developer to join their growing team. You'll be part of a tight-knit, tech-driven crew working on a wide range of impactful projects, from intelligent data platforms and mobile applications to custom software solutions that solve real business problems. If you're someone who thrives in a collaborative environment and wants to write clean, scalable Java code that makes a difference, keep reading. * Building and maintaining Java applications using Spring Boot, Spring MVC, and the wider Spring ecosystem. * Working closely with talented designers, analysts, and developers to bring ideas to life. * Designing and fine-tuning databases (PostgreSQL, MySQL, etc.) to ensure performance and reliability.
My client, a forward-thinking digital consultancy based in Ballymena, is looking for an Intermediate Java Developer to join their growing team. You'll be part of a tight-knit, tech-driven crew working on a wide range of impactful projects, from intelligent data platforms and mobile applications to custom software solutions that solve real business problems. If you're someone who thrives in a collaborative environment and wants to write clean, scalable Java code that makes a difference, keep reading. * Building and maintaining Java applications using Spring Boot, Spring MVC, and the wider Spring ecosystem. * Working closely with talented designers, analysts, and developers to bring ideas to life. * Designing and fine-tuning databases (PostgreSQL, MySQL, etc.) to ensure performance and reliability.
Ocho is working on behalf of a well-regarded digital consultancy that delivers bespoke Salesforce solutions for clients across a range of industries. This organisation is known for its innovative projects, collaborative culture, and commitment to technical excellence. Due to continued growth, they are looking for an experienced Salesforce Developer to join their team. This is an excellent opportunity for a mid-level Salesforce Developer to work on cutting-edge solutions, contribute to technical design, and shape end-to-end implementations that have real business impact. You will be responsible for developing, customising, and integrating Salesforce solutions that support client business objectives. * Design and develop Salesforce applications using Apex, Lightning Web Components, Visualforce, and Flows * Integrate Salesforce with third-party APIs and legacy systems
Ocho is working on behalf of a well-regarded digital consultancy that delivers bespoke Salesforce solutions for clients across a range of industries. This organisation is known for its innovative projects, collaborative culture, and commitment to technical excellence. Due to continued growth, they are looking for an experienced Salesforce Developer to join their team. This is an excellent opportunity for a mid-level Salesforce Developer to work on cutting-edge solutions, contribute to technical design, and shape end-to-end implementations that have real business impact. You will be responsible for developing, customising, and integrating Salesforce solutions that support client business objectives. * Design and develop Salesforce applications using Apex, Lightning Web Components, Visualforce, and Flows * Integrate Salesforce with third-party APIs and legacy systems
Job Title: Software Engineer Full Stack - Location: Hybrid - Our client is modernising its systems to deliver innovative, scalable solutions. Join us to shape the future of our platform with cutting-edge technology. Were seeking a Full Stack Software Engineer with expertise in the .NET framework and React to modernize our client's existing systems and build new features. Youll work across the development lifecycle, collaborating with a dynamic team to deliver impactful solutions. * Develop and modernize full-stack applications using .NET and React. * Build APIs, backend services, and responsive front-end applications. * Collaborate with cross-functional teams to deliver high-quality solutions. * Write clean, maintainable code and resolve technical challenges. * Experience with .NET (C# preferred) and React. * Strong understanding of relational databases (e.g., SQL Ser
Job Title: Software Engineer Full Stack - Location: Hybrid - Our client is modernising its systems to deliver innovative, scalable solutions. Join us to shape the future of our platform with cutting-edge technology. Were seeking a Full Stack Software Engineer with expertise in the .NET framework and React to modernize our client's existing systems and build new features. Youll work across the development lifecycle, collaborating with a dynamic team to deliver impactful solutions. * Develop and modernize full-stack applications using .NET and React. * Build APIs, backend services, and responsive front-end applications. * Collaborate with cross-functional teams to deliver high-quality solutions. * Write clean, maintainable code and resolve technical challenges. * Experience with .NET (C# preferred) and React. * Strong understanding of relational databases (e.g., SQL Ser
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Full-time, Permanent - I am currently working with an NI based team who are looking for an experienced web developer to join the team. The company are looking for someone who is happy to come in and be one of the only Shopify developers in the team. You will work closely alongside the graphic designer and sales teams. The team require someone who can work on-site 4 days per-week. This is a great opportunity to move into one of the most successful online platforms in Ireland. They are open to mid-senior level candidates. * Build, customise and maintain responsive Shopify websites * Develop and implement custom themes, features, and third-party integrations * Optimise site performance, speed, and UX across devices * Work closely with our design, marketing, and product teams to translate ideas into functional, user-friendly storefronts
Full-time, Permanent - I am currently working with an NI based team who are looking for an experienced web developer to join the team. The company are looking for someone who is happy to come in and be one of the only Shopify developers in the team. You will work closely alongside the graphic designer and sales teams. The team require someone who can work on-site 4 days per-week. This is a great opportunity to move into one of the most successful online platforms in Ireland. They are open to mid-senior level candidates. * Build, customise and maintain responsive Shopify websites * Develop and implement custom themes, features, and third-party integrations * Optimise site performance, speed, and UX across devices * Work closely with our design, marketing, and product teams to translate ideas into functional, user-friendly storefronts
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NET Core , ASP.NET Core Web API
NET Core , ASP.NET Core Web API
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Our state-of-the-art analytical labs support drug substance (API) and drug product (finished product) analytics across all phases of clinical development and into commercial release.
Our state-of-the-art analytical labs support drug substance (API) and drug product (finished product) analytics across all phases of clinical development and into commercial release.
Hybrid Software Engineer II (Node.js, TypeScript, React.js, AWS) at Globalization partners
Hybrid Software Engineer II (Node.js, TypeScript, React.js, AWS) at Globalization partners
Globalization Partners
Dungannon, County Tyrone
£ Not Disclosed
Solid understanding of and (e.g., Lambda, DynamoDB, API Gateway, S3, etc.).cloud-native application developmentmodern AWS services
Solid understanding of and (e.g., Lambda, DynamoDB, API Gateway, S3, etc.).cloud-native application developmentmodern AWS services
API Development: Develop APIs and web services (.NET/C#) to support secure data exchange and third-party connectivity. * Hands-on with modern API development (REST, SOAP) and data formats (JSON, XML).
API Development: Develop APIs and web services (.NET/C#) to support secure data exchange and third-party connectivity. * Hands-on with modern API development (REST, SOAP) and data formats (JSON, XML).