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2 Contract API jobs in Newcastle, County Down + 20 miles
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We're working with a global technology consultancy delivering secure, large-scale digital transformation programmes across multiple industries. Theyre looking for a Java Developer to join a growing engineering team building modern, cloud-based microservices platforms. This role is ideal for a developer who wants to level up technically, work alongside senior engineers and architects, and gain exposure to enterprise-scale systems. * Developing backend services using Java (JDK 11+) & Spring Boot * Building scalable microservices & REST APIs * Working in Agile Scrum teams * Supporting cloud deployments (AWS environments) * Contributing to CI/CD and automated testing practices * Collaborating with technical leads, testers and DevOps engineers * 5+ years commercial Java development experience * Strong Spring Boot knowledge * Experience working in Agile environments
We're working with a global technology consultancy delivering secure, large-scale digital transformation programmes across multiple industries. Theyre looking for a Java Developer to join a growing engineering team building modern, cloud-based microservices platforms. This role is ideal for a developer who wants to level up technically, work alongside senior engineers and architects, and gain exposure to enterprise-scale systems. * Developing backend services using Java (JDK 11+) & Spring Boot * Building scalable microservices & REST APIs * Working in Agile Scrum teams * Supporting cloud deployments (AWS environments) * Contributing to CI/CD and automated testing practices * Collaborating with technical leads, testers and DevOps engineers * 5+ years commercial Java development experience * Strong Spring Boot knowledge * Experience working in Agile environments
PREMIUM
Leading the implementation of complex features, from API design and backend services through to responsive, high-performance front-end experiences * Owning API architecture, ensuring solutions are secure, scalable, maintainable, and well-documented
Leading the implementation of complex features, from API design and backend services through to responsive, high-performance front-end experiences * Owning API architecture, ensuring solutions are secure, scalable, maintainable, and well-documented
41 exact matches jobs are outside your preferred location
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Our client is a globally recognised organisation with a dedicated innovation function responsible for building cutting-edge applications that transform the working lives of finance and tax professionals. Their mission is to rapidly prototype ideas, gather meaningful user feedback and scale the solutions that deliver the biggest impact. They are now seeking a Senior Manager / Technical Lead to drive technical excellence, guide a high-performing Scrum team, and help deliver products used across their worldwide network. This is a unique opportunity to work in a collaborative, forward-thinking environment where your technical leadership directly shapes real-world outcomes. * Lead and mentor a multi-disciplinary Scrum team, fostering a high-performance engineering culture. * Architect and implement scalable, resilient technical solutions.
Our client is a globally recognised organisation with a dedicated innovation function responsible for building cutting-edge applications that transform the working lives of finance and tax professionals. Their mission is to rapidly prototype ideas, gather meaningful user feedback and scale the solutions that deliver the biggest impact. They are now seeking a Senior Manager / Technical Lead to drive technical excellence, guide a high-performing Scrum team, and help deliver products used across their worldwide network. This is a unique opportunity to work in a collaborative, forward-thinking environment where your technical leadership directly shapes real-world outcomes. * Lead and mentor a multi-disciplinary Scrum team, fostering a high-performance engineering culture. * Architect and implement scalable, resilient technical solutions.
A brand-new international technology consultancy is establishing its first delivery centre in Belfast, creating a unique opportunity to join at the ground level and help shape a high-performing engineering function. About the Company - This privately held cloud, data, and AI engineering consultancy is headquartered in North America, with an established presence across major global tech hubs. 1. Cloud transformation - 2. Data engineering & analytics - 3. AI-driven solutions - They work with globally recognised organisations across e-commerce and financial services, delivering high-quality, scalable technology solutions. Belfast Expansion - As part of a strategic expansion, the business is building a new Belfast-based delivery team to bring key project work in-house and better support international clients. 4. Strong focus on autonomy, ownership, and delivery excellence - 5.
A brand-new international technology consultancy is establishing its first delivery centre in Belfast, creating a unique opportunity to join at the ground level and help shape a high-performing engineering function. About the Company - This privately held cloud, data, and AI engineering consultancy is headquartered in North America, with an established presence across major global tech hubs. 1. Cloud transformation - 2. Data engineering & analytics - 3. AI-driven solutions - They work with globally recognised organisations across e-commerce and financial services, delivering high-quality, scalable technology solutions. Belfast Expansion - As part of a strategic expansion, the business is building a new Belfast-based delivery team to bring key project work in-house and better support international clients. 4. Strong focus on autonomy, ownership, and delivery excellence - 5.
Web & API Penetration Testing: Conduct manual and automated testing of SaaS platforms and backend APIs against the OWASP Top 10 and API Security Top 10.
Web & API Penetration Testing: Conduct manual and automated testing of SaaS platforms and backend APIs against the OWASP Top 10 and API Security Top 10.
Ability to engage with developers and quants on technical design, data mapping, and API integrations.
Ability to engage with developers and quants on technical design, data mapping, and API integrations.
API Development: Design robust, secure, and efficient gRPC and REST APIs for internal and external system interactions.
API Development: Design robust, secure, and efficient gRPC and REST APIs for internal and external system interactions.
2021 Best API & Best Trading Technology - presented by Global Fintech Awards - As a Staff Platform Engineer in this multi-disciplinary team, you will play an integral role in designing, implementing, and optimizing our API edge services, tooling, and infrastructure to ensure robust and secure API management. Collaborating closely with development teams, product managers, and system administrators, you will manage and enhance our API management solutions, ensuring high performance, scalability, and reliability. * Edge Services Leadership: Design and oversee the implementation of enterprise-level API edge services and infrastructure to ensure optimal organization, security, and efficiency. Lead the establishment of best practices for API management, encompassing version control, security policies, and sophisticated traffic management techniques.
2021 Best API & Best Trading Technology - presented by Global Fintech Awards - As a Staff Platform Engineer in this multi-disciplinary team, you will play an integral role in designing, implementing, and optimizing our API edge services, tooling, and infrastructure to ensure robust and secure API management. Collaborating closely with development teams, product managers, and system administrators, you will manage and enhance our API management solutions, ensuring high performance, scalability, and reliability. * Edge Services Leadership: Design and oversee the implementation of enterprise-level API edge services and infrastructure to ensure optimal organization, security, and efficiency. Lead the establishment of best practices for API management, encompassing version control, security policies, and sophisticated traffic management techniques.
QA Analyst - Operations [Automation Engineer]
QA Analyst - Operations [Automation Engineer]
Marex Spectron International Limited
Belfast, County Antrim
Competitive
Technical Testing: Conduct specialized tests beyond UI checks, including API testing. * Experienced in the configuration and implementation of a cross section of automated testing approaches and tools; unit, UI, browser, contract/API, performance/load, Playwright, Postman, Swagger etc.
Technical Testing: Conduct specialized tests beyond UI checks, including API testing. * Experienced in the configuration and implementation of a cross section of automated testing approaches and tools; unit, UI, browser, contract/API, performance/load, Playwright, Postman, Swagger etc.
What if you could do the kind of work the world needs? At WSP, you can access our global scale, contribute to landmark projects and connect with the brightest minds in your field to do the best work of your life. You can embrace your curiosity in a culture that celebrates new ideas and diverse perspectives. You can experience a world of opportunity and the chance to shape a career as unique as you. A little more about your role - As a Senior Geospatial Consultant with WSP, you'll support multi-disciplinary projects within the Geospatial team as part of the Transformation & Digital Insights service line. Reporting to an Associate and collaborating with GIS, Geospatial and Technical Specialist teams, you'll help the team grow both personally and technically to maintain top-tier client service. Your tasks will include managing and analysing digital data, preparing GIS data, and ...
What if you could do the kind of work the world needs? At WSP, you can access our global scale, contribute to landmark projects and connect with the brightest minds in your field to do the best work of your life. You can embrace your curiosity in a culture that celebrates new ideas and diverse perspectives. You can experience a world of opportunity and the chance to shape a career as unique as you. A little more about your role - As a Senior Geospatial Consultant with WSP, you'll support multi-disciplinary projects within the Geospatial team as part of the Transformation & Digital Insights service line. Reporting to an Associate and collaborating with GIS, Geospatial and Technical Specialist teams, you'll help the team grow both personally and technically to maintain top-tier client service. Your tasks will include managing and analysing digital data, preparing GIS data, and ...
Posted Yesterday Be an Early Applicant Belfast, County Antrim, Northern Ireland Belfast, County Antrim, Northern IrelandAs a Senior Test Engineer, you will develop and execute functional automated and manual tests within an agile team, learning new technologies while improving testing processes. The summary above was generated by AI Join Kainos and Shape the Future - At Kainos, were problem solvers, innovators, and collaborators - driven by a shared mission to create real impact. Whether were transforming digital services for millions, delivering cutting-edge Workday solutions, or pushing the boundaries of technology, we do it together. We believe in a people-first culture , where your ideas are valued, your growth is supported, and your contributions truly make a difference. Here, youll be part of a diverse, ambitious team that celebrates creativity and collaboration.
Posted Yesterday Be an Early Applicant Belfast, County Antrim, Northern Ireland Belfast, County Antrim, Northern IrelandAs a Senior Test Engineer, you will develop and execute functional automated and manual tests within an agile team, learning new technologies while improving testing processes. The summary above was generated by AI Join Kainos and Shape the Future - At Kainos, were problem solvers, innovators, and collaborators - driven by a shared mission to create real impact. Whether were transforming digital services for millions, delivering cutting-edge Workday solutions, or pushing the boundaries of technology, we do it together. We believe in a people-first culture , where your ideas are valued, your growth is supported, and your contributions truly make a difference. Here, youll be part of a diverse, ambitious team that celebrates creativity and collaboration.
REST API design
REST API design
Develop and maintain backend and API testing solutions for services communicating via mechanisms like SNS queues
Develop and maintain backend and API testing solutions for services communicating via mechanisms like SNS queues
Solid understanding of microservices architecture and RESTful API design
Solid understanding of microservices architecture and RESTful API design
Backend is primarily serverless (API Gateway + Lambda) so exposure to those would be highly beneficial
Backend is primarily serverless (API Gateway + Lambda) so exposure to those would be highly beneficial
We expand and enhance their experience through the development and maintenance of 3rd party integration that extends our API, CLI and Webhook capabilities, while curating a public knowledge base to support customers to independently resolve common issues. * ReST, GraphQL, gRPC API Design
We expand and enhance their experience through the development and maintenance of 3rd party integration that extends our API, CLI and Webhook capabilities, while curating a public knowledge base to support customers to independently resolve common issues. * ReST, GraphQL, gRPC API Design
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API Integration Developer - Remote - £400+ per day
API Integration Developer - Remote - £400+ per day
Exalto Consulting ltd
Other
£400+ per day Inside IR35
API Integration Developer - Exalto Consulting are working with a client on a large-scale integration migration programme and is looking to bring in experienced API Integration Developers. You’ll be working across a mix of API-led and file-based integrations, helping to design, build and transition services in a way that is stable, clear and aligned with the wider platform architecture. * Building and supporting REST API integrations between systems * Working across both real-time (API) and file-based (SFTP/MFT) integration workflows * Strong experience building REST API integrations (typically 5+ years)
API Integration Developer - Exalto Consulting are working with a client on a large-scale integration migration programme and is looking to bring in experienced API Integration Developers. You’ll be working across a mix of API-led and file-based integrations, helping to design, build and transition services in a way that is stable, clear and aligned with the wider platform architecture. * Building and supporting REST API integrations between systems * Working across both real-time (API) and file-based (SFTP/MFT) integration workflows * Strong experience building REST API integrations (typically 5+ years)
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Integration with SFTP, API-based connections, and secure channels
Integration with SFTP, API-based connections, and secure channels
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Integrate the productwith client Allegro installations, including API connectivity and database schema mapping * Experience with API testing
Integrate the productwith client Allegro installations, including API connectivity and database schema mapping * Experience with API testing
Hands on experience in implementing API, Micro-services and application security
Hands on experience in implementing API, Micro-services and application security
Hands-on Experience working with Business Rules, Client Scripts, UI Policies, UI Scripts, UI Actions, UI Pages, Script Includes, Access Control Lists, API's, Service Portal etc...
Hands-on Experience working with Business Rules, Client Scripts, UI Policies, UI Scripts, UI Actions, UI Pages, Script Includes, Access Control Lists, API's, Service Portal etc...
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• Understanding of Microsoft Graph, automation tooling, and API?based platform integrations.
• Understanding of Microsoft Graph, automation tooling, and API?based platform integrations.
PREMIUM
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Define integration architecture (API-led, event-driven architecture)
Define integration architecture (API-led, event-driven architecture)
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Contract Solution Architect SaaS / Integration / Identity - Midlands (Hybrid Working) Up to £750 per day (Inside IR35) 6-Month Initial Contract | Immediate Start - Active SC Clearance Required - We are supporting a globally recognised engineering and technology organisation operating at the forefront of advanced aerospace, defence, and power systems. They are seeking an experienced Solution Architect to support a major enterprise SaaS platform programme within a highly secure environment. This role will be instrumental in designing end-to-end architectures and ensuring new platforms integrate securely and effectively within a complex enterprise landscape. As a Solution Architect, you will assess the current technology landscape and produce high-level architectural designs that enable secure and scalable SaaS platform implementations.
Contract Solution Architect SaaS / Integration / Identity - Midlands (Hybrid Working) Up to £750 per day (Inside IR35) 6-Month Initial Contract | Immediate Start - Active SC Clearance Required - We are supporting a globally recognised engineering and technology organisation operating at the forefront of advanced aerospace, defence, and power systems. They are seeking an experienced Solution Architect to support a major enterprise SaaS platform programme within a highly secure environment. This role will be instrumental in designing end-to-end architectures and ensuring new platforms integrate securely and effectively within a complex enterprise landscape. As a Solution Architect, you will assess the current technology landscape and produce high-level architectural designs that enable secure and scalable SaaS platform implementations.
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Ful Stack Web Developer | £35,000 - £45,000 | Remote-first | Lancashire HQ (2-3 days onsite per year) I'm working with an established UK organisation that is investing heavily in its in-house technology capability. The company is currently rebuilding and modernising a suite of internal software platforms, replacing legacy systems and developing new solutions to support core business processes. They're looking for a Web Software Developer to join a collaborative internal engineering team responsible for building and improving these systems. This role offers the opportunity to work on business-critical applications used across the organisation, contributing to the development of modern web-based platforms while learning from experienced engineers in the team. The environment places a strong emphasis on clean code, structured development practices, and quality-focused ...
Ful Stack Web Developer | £35,000 - £45,000 | Remote-first | Lancashire HQ (2-3 days onsite per year) I'm working with an established UK organisation that is investing heavily in its in-house technology capability. The company is currently rebuilding and modernising a suite of internal software platforms, replacing legacy systems and developing new solutions to support core business processes. They're looking for a Web Software Developer to join a collaborative internal engineering team responsible for building and improving these systems. This role offers the opportunity to work on business-critical applications used across the organisation, contributing to the development of modern web-based platforms while learning from experienced engineers in the team. The environment places a strong emphasis on clean code, structured development practices, and quality-focused ...