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7 Contract API jobs in Northern Ireland + 20 miles
System Architect (Belfast) – Financial Services Technology
System Architect (Belfast) – Financial Services Technology
VantagePoint
Belfast, County Antrim
Competitive
API and system integration expertise (REST, GraphQL, messaging middleware, data integration).
API and system integration expertise (REST, GraphQL, messaging middleware, data integration).
We are seeking innovative Frontend/API Developers proficient in React, TypeScript, GraphQL, to build user-friendly interfaces and efficient APIs for engagement with our AWS Data Lake. * Develop intuitive, scalable front-end applications using React and Typescript, integrated with API frameworks * Design and build efficient API solutions using GraphQL, ensuring seamless access to data lake resources * Optimize API performance for efficient real-time querying * Strong knowledge of GraphQL API development and query optimization
We are seeking innovative Frontend/API Developers proficient in React, TypeScript, GraphQL, to build user-friendly interfaces and efficient APIs for engagement with our AWS Data Lake. * Develop intuitive, scalable front-end applications using React and Typescript, integrated with API frameworks * Design and build efficient API solutions using GraphQL, ensuring seamless access to data lake resources * Optimize API performance for efficient real-time querying * Strong knowledge of GraphQL API development and query optimization
You will be a quality advocate and will drive automation-first practices, with a strong focus on API testing . Lead API, UI, and performance testing within CI/CD pipelines.
You will be a quality advocate and will drive automation-first practices, with a strong focus on API testing . Lead API, UI, and performance testing within CI/CD pipelines.
Software Engineer (Belfast) – Financial Services Technology
Software Engineer (Belfast) – Financial Services Technology
VantagePoint
Belfast, County Antrim
Competitive
Software Engineer Financial Services Technology - Are you an ambitious software engineer eager to work with cutting-edge technologies in financial services? Do you thrive in collaborative teams where learning, innovation, and delivery go hand in hand? If so, this role could be the perfect next step for you. About the Role - Our client, a leading global financial services institution, is building a new platform using the latest technologies and modern architecture. As a Software Engineer , you will join a newly formed team working closely with AWS experts and senior engineers. Youll contribute to the design, development, and testing of software, while gaining exposure to cloud-native practices and engineering excellence. This is a fantastic opportunity to grow your skills while helping shape the next generation of the organisations technology landscape. Key Responsibil
Software Engineer Financial Services Technology - Are you an ambitious software engineer eager to work with cutting-edge technologies in financial services? Do you thrive in collaborative teams where learning, innovation, and delivery go hand in hand? If so, this role could be the perfect next step for you. About the Role - Our client, a leading global financial services institution, is building a new platform using the latest technologies and modern architecture. As a Software Engineer , you will join a newly formed team working closely with AWS experts and senior engineers. Youll contribute to the design, development, and testing of software, while gaining exposure to cloud-native practices and engineering excellence. This is a fantastic opportunity to grow your skills while helping shape the next generation of the organisations technology landscape. Key Responsibil
The selected candidate will join the Data Services Domain within Technology in Belfast as a Staff Software Engineer, initially supporting the CME Benchmark Administration Business. You will be part of the Benchmark & Indices Pod. This role will be instrumental in designing, developing, and maintaining the systems and tools used for the accurate calculation, administration, and governance of CME Group's proprietary financial benchmarks as administered by CME Benchmark Administration. The successful candidate will leverage their technical expertise to enhance operational efficiency, ensure data integrity, and support compliance with regulatory requirements and industry best practices. Essential Criteria * Bachelor's degree (with honors) or equivalent/better strongly preferred, but substantial relevant experience could substitute
The selected candidate will join the Data Services Domain within Technology in Belfast as a Staff Software Engineer, initially supporting the CME Benchmark Administration Business. You will be part of the Benchmark & Indices Pod. This role will be instrumental in designing, developing, and maintaining the systems and tools used for the accurate calculation, administration, and governance of CME Group's proprietary financial benchmarks as administered by CME Benchmark Administration. The successful candidate will leverage their technical expertise to enhance operational efficiency, ensure data integrity, and support compliance with regulatory requirements and industry best practices. Essential Criteria * Bachelor's degree (with honors) or equivalent/better strongly preferred, but substantial relevant experience could substitute
About Behavox - Behavox is shaping the future for how businesses harness their most important raw material - data. Our mission is bold: Organize enterprise data into actionable information that protects and promotes the business growth of multinational companies around the world. From managing enterprise risk and compliance to maximizing revenue and value, our data operating platform presents a widespread opportunity to build multilingual, AI/ML-based solutions that activate data for every function within a global enterprise. Our approach is unique, and it's validated by our customers who tell us to keep forging ahead because no one else is aggregating, analyzing, and acting on data to uncover opportunities or solve problems quite the way we are. We are looking for fearless innovators who have an insatiable appetite for building what no one has built before. About the
About Behavox - Behavox is shaping the future for how businesses harness their most important raw material - data. Our mission is bold: Organize enterprise data into actionable information that protects and promotes the business growth of multinational companies around the world. From managing enterprise risk and compliance to maximizing revenue and value, our data operating platform presents a widespread opportunity to build multilingual, AI/ML-based solutions that activate data for every function within a global enterprise. Our approach is unique, and it's validated by our customers who tell us to keep forging ahead because no one else is aggregating, analyzing, and acting on data to uncover opportunities or solve problems quite the way we are. We are looking for fearless innovators who have an insatiable appetite for building what no one has built before. About the
Principal Software Engineer (Belfast) – Financial Services Technology
Principal Software Engineer (Belfast) – Financial Services Technology
VantagePoint
Belfast, County Antrim
Competitive
Proficiency in API design and development (REST, GraphQL).
Proficiency in API design and development (REST, GraphQL).
25 exact matches jobs are outside your preferred location
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Experience with API integrations.
Experience with API integrations.
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A Senior ServiceNow Developer is sought by our client to work with their team to deliver continuous improvement and development of the Roadmap for end users. The existing team is a mixture of their own resources and 3rd party suppliers. You will be a highly experienced ServiceNow consultant, with a proven track record in ServiceNow development, including certification and experience in implementing different ServiceNow implementation levels and components.. Key Details * INSIDE IR35 * Remote working - Hybrid model * 2 days per week on-site available across various UK locations * 4 months * Must be UK resident * Must be able to work without sponsorship - Essential Criteria * Significant previous experience of working at a Senior ServiceNow level, including Architecture and Developer * Strong solution design experience, including helping influence product roadmaps and s
A Senior ServiceNow Developer is sought by our client to work with their team to deliver continuous improvement and development of the Roadmap for end users. The existing team is a mixture of their own resources and 3rd party suppliers. You will be a highly experienced ServiceNow consultant, with a proven track record in ServiceNow development, including certification and experience in implementing different ServiceNow implementation levels and components.. Key Details * INSIDE IR35 * Remote working - Hybrid model * 2 days per week on-site available across various UK locations * 4 months * Must be UK resident * Must be able to work without sponsorship - Essential Criteria * Significant previous experience of working at a Senior ServiceNow level, including Architecture and Developer * Strong solution design experience, including helping influence product roadmaps and s
NEWFEATURED
Senior PHP Developer - Location: Home-based - Remote - UK Based applicants only - Duration: Contract until 31 st December 2025 Expected extension - Rate: £350 - £370 Inside IR35 - Are you an experienced Senior PHP Developer with a passion for building secure, scalable, and business-critical applications? Were looking for a Senior PHP Developer to join our transformation team someone who can drive technical excellence, mentor others, and deliver innovative solutions. What Youll Do * Develop and maintain business systems, applications, and integrations. * Write secure, scalable, and maintainable code following best practices (MVC standards). * Design and build intuitive user interfaces using HTML, CSS, JavaScript (Vue.js or similar). * Review code and ensure high-quality, defect-free releases. * Document system architecture, design iterations, and processes.
Senior PHP Developer - Location: Home-based - Remote - UK Based applicants only - Duration: Contract until 31 st December 2025 Expected extension - Rate: £350 - £370 Inside IR35 - Are you an experienced Senior PHP Developer with a passion for building secure, scalable, and business-critical applications? Were looking for a Senior PHP Developer to join our transformation team someone who can drive technical excellence, mentor others, and deliver innovative solutions. What Youll Do * Develop and maintain business systems, applications, and integrations. * Write secure, scalable, and maintainable code following best practices (MVC standards). * Design and build intuitive user interfaces using HTML, CSS, JavaScript (Vue.js or similar). * Review code and ensure high-quality, defect-free releases. * Document system architecture, design iterations, and processes.
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Configure and support Axway solutions, including API management and B2B gateway. * Working knowledge of Axway technologies, particularly API management and B2B gateway.
Configure and support Axway solutions, including API management and B2B gateway. * Working knowledge of Axway technologies, particularly API management and B2B gateway.
PREMIUM
Familiarity with Jira, Confluence, Agile/Scrum, and REST API testing with Postman.
Familiarity with Jira, Confluence, Agile/Scrum, and REST API testing with Postman.
Expertise in cloud architecture, microservices, API gateway design, DevOps practices, datapipelines, and enterprise service mesh architecture.
Expertise in cloud architecture, microservices, API gateway design, DevOps practices, datapipelines, and enterprise service mesh architecture.
NEW
ITSM tool automation and API integrations
ITSM tool automation and API integrations
You will bring deep expertise in Okta capabilities, including Okta Customer Identity Cloud (CIC) , Okta Workforce Identity Cloud (WIC) , Single Sign-On, Adaptive Multi-Factor Authentication, API Access Management, Lifecycle Management, and Universal Directory. * Hands-on experience delivering Okta Identity Cloud solutions, including configuration of SSO, Adaptive MFA, API Access Management, and Lifecycle Management. * Proficiency with Okta Hooks (Inline, Event), Okta Workflows , and automation via Okta API , Terraform , or Okta Integration Network .
You will bring deep expertise in Okta capabilities, including Okta Customer Identity Cloud (CIC) , Okta Workforce Identity Cloud (WIC) , Single Sign-On, Adaptive Multi-Factor Authentication, API Access Management, Lifecycle Management, and Universal Directory. * Hands-on experience delivering Okta Identity Cloud solutions, including configuration of SSO, Adaptive MFA, API Access Management, and Lifecycle Management. * Proficiency with Okta Hooks (Inline, Event), Okta Workflows , and automation via Okta API , Terraform , or Okta Integration Network .
Collaborate with Ops Tech to manage API use, system performance, and platform scalability. * Working knowledge of JavaScript or Python for API interactions for customizations.
Collaborate with Ops Tech to manage API use, system performance, and platform scalability. * Working knowledge of JavaScript or Python for API interactions for customizations.
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Advanced proficiency in Python, Git/GitHub, and API development - MLOps, CI/CD, Docker, cloud deployment, and API security
Advanced proficiency in Python, Git/GitHub, and API development - MLOps, CI/CD, Docker, cloud deployment, and API security
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Develop API-based interfaces that meet high standards and comply with industry regulations.
Develop API-based interfaces that meet high standards and comply with industry regulations.
Familiarity with relevant standards (DNV, API, ISO) and regulatory frameworks.
Familiarity with relevant standards (DNV, API, ISO) and regulatory frameworks.
About the Role - Constructors Solutions Architects are responsible for driving a diverse set of product initiatives and technical outcomes with our current client base and, often, with prospective customers. You will play a crucial role in the growth and retention of our customers by providing a unique combination of technical expertise and strategic vision to support their eCommerce and overall business objectives. This is not a role focused on demonstrating and clicking through a piece of vendor software. You will collaborate closely with our customers, understanding their needs and goals, effectively demonstrating how Constructors AI-Powered eCommerce Search and Product Discovery Platform can be optimized to meet and exceed their expectations. Your strong technical background, combined with effective communication and a penchant for problem solving will be key in .
About the Role - Constructors Solutions Architects are responsible for driving a diverse set of product initiatives and technical outcomes with our current client base and, often, with prospective customers. You will play a crucial role in the growth and retention of our customers by providing a unique combination of technical expertise and strategic vision to support their eCommerce and overall business objectives. This is not a role focused on demonstrating and clicking through a piece of vendor software. You will collaborate closely with our customers, understanding their needs and goals, effectively demonstrating how Constructors AI-Powered eCommerce Search and Product Discovery Platform can be optimized to meet and exceed their expectations. Your strong technical background, combined with effective communication and a penchant for problem solving will be key in .
Experience designing and managing API-based integrations and middleware tools (e.g., Zapier, Workato, Tray.io)
Experience designing and managing API-based integrations and middleware tools (e.g., Zapier, Workato, Tray.io)
NEW
Digital Platform and Network Security Manager
Digital Platform and Network Security Manager
FRASERS GROUP PLC t/a Sports Direct International
UK
Competitive
Integrate security controls into digital platforms (e.g., SaaS, PaaS, IaaS) and ensure secure API and web application deployments.
Integrate security controls into digital platforms (e.g., SaaS, PaaS, IaaS) and ensure secure API and web application deployments.
About us - Club L London are the next-generation online retailer refining accessible luxury for forward-thinking women worldwide. Delivering timeless and trend-oriented styles in sizes 4-20 for every life moment, we design proudly in-house in the UK; with premium quality, exceptional fit and affordable style at the forefront. Collaboration, communication and curiosity drive our extraordinary workforce an ambitious team of diverse, experienced and up-and-coming talents that we think youd fit right into. A role at Club L is more than a job, its a lifestyle for the innovative, inspired and intuitive thinker. Key Responsibilities * Take ownership of new system integrations, including planning, development, deployment, and maintenance. * Enhance and maintain existing integrations, ensuring scalability, performance, and reliability.
About us - Club L London are the next-generation online retailer refining accessible luxury for forward-thinking women worldwide. Delivering timeless and trend-oriented styles in sizes 4-20 for every life moment, we design proudly in-house in the UK; with premium quality, exceptional fit and affordable style at the forefront. Collaboration, communication and curiosity drive our extraordinary workforce an ambitious team of diverse, experienced and up-and-coming talents that we think youd fit right into. A role at Club L is more than a job, its a lifestyle for the innovative, inspired and intuitive thinker. Key Responsibilities * Take ownership of new system integrations, including planning, development, deployment, and maintenance. * Enhance and maintain existing integrations, ensuring scalability, performance, and reliability.
NEW
As a Principal Software Engineer, youll create, set and influence the technical direction of our software and architecture through hands-on development, you'll design and implement effective, scalable solutions across key product and service areas, influencing both strategic and day-to-day engineering decisions. By fostering relationships with cross-functional partners, you will contribute to the development of technical strategy. Youll help grow other software engineers through technical mentorship and guidance. About the Team - Our Product and Engineering team works with our award-winning products to help us create a single experience to help customers assess risk, detect threats and automate their security programs for over 11,000 organizations. These teams use best-in-class technology, innovative research, and broad, strategic expertise to develop both new and exi
As a Principal Software Engineer, youll create, set and influence the technical direction of our software and architecture through hands-on development, you'll design and implement effective, scalable solutions across key product and service areas, influencing both strategic and day-to-day engineering decisions. By fostering relationships with cross-functional partners, you will contribute to the development of technical strategy. Youll help grow other software engineers through technical mentorship and guidance. About the Team - Our Product and Engineering team works with our award-winning products to help us create a single experience to help customers assess risk, detect threats and automate their security programs for over 11,000 organizations. These teams use best-in-class technology, innovative research, and broad, strategic expertise to develop both new and exi
NEW
Job profile - The job requirements are detailed below. Where applicable the skills, qualifications and memberships required for this job have also been included. REQ00000018888 - Date posted - 09/09/2025 - Application closing date - 05/10/2025 - Location Salary £42,839 to £44,075 - Package Contractual hours - 37 - Basis - Full time - Attachments Data Engineer WMF2268e Job description - Location: Agile with some office-based work required - Contract Type: Permanent - About this opportunity At Westmorland and Furness Council, were ambitious about the future. We want to harness the power of data to transform how we deliver services, support our communities, and shape a better future for everyone. Were investing in our Data and Insight Team, a forward-thinking group that champions innovation and continuous improvement. As a Data Engineer, youll be at the heart of this jou
Job profile - The job requirements are detailed below. Where applicable the skills, qualifications and memberships required for this job have also been included. REQ00000018888 - Date posted - 09/09/2025 - Application closing date - 05/10/2025 - Location Salary £42,839 to £44,075 - Package Contractual hours - 37 - Basis - Full time - Attachments Data Engineer WMF2268e Job description - Location: Agile with some office-based work required - Contract Type: Permanent - About this opportunity At Westmorland and Furness Council, were ambitious about the future. We want to harness the power of data to transform how we deliver services, support our communities, and shape a better future for everyone. Were investing in our Data and Insight Team, a forward-thinking group that champions innovation and continuous improvement. As a Data Engineer, youll be at the heart of this jou