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18 Permanent API jobs in Portsmouth + 20 miles
192 exact matches jobs are outside your preferred location
Familiarity with RESTful API design and microservices architecture.
Familiarity with RESTful API design and microservices architecture.
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APIs: Understanding of RESTful API design and development.
APIs: Understanding of RESTful API design and development.
Create and maintain API and data integrations between ServiceNow and other services.
Create and maintain API and data integrations between ServiceNow and other services.
Experience with API testing tools (e.g., Postman).
Experience with API testing tools (e.g., Postman).
Demonstrable working knowledge of Custom tool development, RESTful API integration and experience with platforms like SharePoint Online and Teams (preferred)
Demonstrable working knowledge of Custom tool development, RESTful API integration and experience with platforms like SharePoint Online and Teams (preferred)
Data & Integration Experience with data migration strategy, mapping, cleansing of legacy data, and awareness of API integrations/middleware for connected enterprise solutions.
Data & Integration Experience with data migration strategy, mapping, cleansing of legacy data, and awareness of API integrations/middleware for connected enterprise solutions.
Software Consulting Engineer – T&D Configuration Systems & Software Solutions
Software Consulting Engineer – T&D Configuration Systems & Software Solutions
GE Vernova
UK
Competitive
Drive the integration IEC 61850 engineering workflows (SCL-based ICD, SCD, SSD) into intuitive, automated tooling ecosystems aligned with modern UI/UX, API design, and utility integration requirements. * Knowledge of data modeling, API integration, network communications, and cybersecurity practices.
Drive the integration IEC 61850 engineering workflows (SCL-based ICD, SCD, SSD) into intuitive, automated tooling ecosystems aligned with modern UI/UX, API design, and utility integration requirements. * Knowledge of data modeling, API integration, network communications, and cybersecurity practices.
Define Architectural Strategy: Use strong system and API design skills to make decisive architectural choices, ensuring our solutions are robust, scalable, and efficient
Define Architectural Strategy: Use strong system and API design skills to make decisive architectural choices, ensuring our solutions are robust, scalable, and efficient
Working deeply in AWS especially Lambda, IAM, CloudFront, API Gateway and CDK to build well-architected, observable and cost-effective identity and access services. * Solid experience in AWS, particularly IAM (roles, policies, permissions boundaries), Lambda, CloudFront, API Gateway and CDK (or equivalent IaC tooling), with a bias towards least-privilege, secure-by-design architectures.
Working deeply in AWS especially Lambda, IAM, CloudFront, API Gateway and CDK to build well-architected, observable and cost-effective identity and access services. * Solid experience in AWS, particularly IAM (roles, policies, permissions boundaries), Lambda, CloudFront, API Gateway and CDK (or equivalent IaC tooling), with a bias towards least-privilege, secure-by-design architectures.
AWS API Gateway
AWS API Gateway
Evolving our API layer and backend domain models to support new product features.
Evolving our API layer and backend domain models to support new product features.
In depth experience with Vue.js, React or other modern JavaScript frameworks, with expertise in GraphQL for API integration and data management
In depth experience with Vue.js, React or other modern JavaScript frameworks, with expertise in GraphQL for API integration and data management
Welcome to Haleon. Were a purpose-driven, world-class consumer company putting everyday health in the hands of millions. In just three years since our launch, weve grown, evolved and are now entering an exciting new chapter one filled with bold ambitions and enormous opportunity. Our trusted portfolio of brands including Sensodyne, Panadol, Advil, Voltaren, Theraflu, Otrivin, and Centrum lead in resilient and growing categories. What sets us apart is our unique blend of deep human understanding and trusted science. Now its time to fully realise the full potential of our business and our people. We do this through our Win as One strategy. It puts our purpose to deliver better everyday health with humanity at the heart of everything we do. It unites us, inspires us, and challenges us to be better every day, driven by our agile, performance-focused culture. About the rol
Welcome to Haleon. Were a purpose-driven, world-class consumer company putting everyday health in the hands of millions. In just three years since our launch, weve grown, evolved and are now entering an exciting new chapter one filled with bold ambitions and enormous opportunity. Our trusted portfolio of brands including Sensodyne, Panadol, Advil, Voltaren, Theraflu, Otrivin, and Centrum lead in resilient and growing categories. What sets us apart is our unique blend of deep human understanding and trusted science. Now its time to fully realise the full potential of our business and our people. We do this through our Win as One strategy. It puts our purpose to deliver better everyday health with humanity at the heart of everything we do. It unites us, inspires us, and challenges us to be better every day, driven by our agile, performance-focused culture. About the rol
General Knowledge of cloud security, API (Application Programming Interface) security, and associated best practices.
General Knowledge of cloud security, API (Application Programming Interface) security, and associated best practices.
Blue Light Card. Individually great, together unstoppable - The Role and the Team - At Blue Light Card, were opening up multiple opportunities for Full Stack Engineers to join our growing Engineering team. Were committed to building meaningful digital experiences that support millions of frontline workers across the UK. Following our recent replatforming, weve created space for new ideas, greenfield development, and opportunities for engineers who want to genuinely influence the products they build. Youll work within an agile, supportive squad where collaboration is key. Our teams partner closely with Product, Design, and Data to deliver features that enhance personalisation, engagement, and the overall member experience, while giving you room to grow, experiment, and take ownership. What Youll Do * Develop high-quality applications across our modern full-stack enviro
Blue Light Card. Individually great, together unstoppable - The Role and the Team - At Blue Light Card, were opening up multiple opportunities for Full Stack Engineers to join our growing Engineering team. Were committed to building meaningful digital experiences that support millions of frontline workers across the UK. Following our recent replatforming, weve created space for new ideas, greenfield development, and opportunities for engineers who want to genuinely influence the products they build. Youll work within an agile, supportive squad where collaboration is key. Our teams partner closely with Product, Design, and Data to deliver features that enhance personalisation, engagement, and the overall member experience, while giving you room to grow, experiment, and take ownership. What Youll Do * Develop high-quality applications across our modern full-stack enviro
GitLab is an open-core software company that develops the most comprehensive AI-powered DevSecOps Platform, used by more than 100,000 organizations. Our mission is to enable everyone to contribute to and co-create the software that powers our world. When everyone can contribute, consumers become contributors, significantly accelerating human progress. Our platform unites teams and organizations, breaking down barriers and redefining what's possible in software development. Thanks to products like Duo Enterprise and Duo Agent Platform, customers get AI benefits at every stage of the SDLC. The same principles built into our products are reflected in how our team works: we embrace AI as a core productivity multiplier, with all team members expected to incorporate AI into their daily workflows to drive efficiency, innovation, and impact.
GitLab is an open-core software company that develops the most comprehensive AI-powered DevSecOps Platform, used by more than 100,000 organizations. Our mission is to enable everyone to contribute to and co-create the software that powers our world. When everyone can contribute, consumers become contributors, significantly accelerating human progress. Our platform unites teams and organizations, breaking down barriers and redefining what's possible in software development. Thanks to products like Duo Enterprise and Duo Agent Platform, customers get AI benefits at every stage of the SDLC. The same principles built into our products are reflected in how our team works: we embrace AI as a core productivity multiplier, with all team members expected to incorporate AI into their daily workflows to drive efficiency, innovation, and impact.
Role: Java Engineer - Native Apps - Location: London office / Hybrid (2 days per week in the office) Reporting to: Engineering Manager - Rightmoves Native Apps are central to how millions of people find their next home. We are investing in creating faster, smarter, and more personalised mobile experiences, built on modern technology, powered by data, and driven by teams who care deeply about quality and collaboration. As part of this transformation, the Native Apps engineering group is becoming a space for experimentation and innovation, where backend systems and mobile experiences come together more seamlessly than ever before. Joining now means helping to shape how we design, build, and scale the technology that powers the UKs most trusted property platform, while contributing to an inclusive engineering culture that values learning, creativity, and impact. The Role
Role: Java Engineer - Native Apps - Location: London office / Hybrid (2 days per week in the office) Reporting to: Engineering Manager - Rightmoves Native Apps are central to how millions of people find their next home. We are investing in creating faster, smarter, and more personalised mobile experiences, built on modern technology, powered by data, and driven by teams who care deeply about quality and collaboration. As part of this transformation, the Native Apps engineering group is becoming a space for experimentation and innovation, where backend systems and mobile experiences come together more seamlessly than ever before. Joining now means helping to shape how we design, build, and scale the technology that powers the UKs most trusted property platform, while contributing to an inclusive engineering culture that values learning, creativity, and impact. The Role
At Iconology Ltd, we are a forward-thinking Managed Service Provider (MSP) based in Kent, delivering outstanding IT, automation, and AI-driven solutions to clients across diverse industries. At Iconology, dedication and initiative are recognised and rewarded. As our business continues to grow, so do the opportunities for career progression and personal development. If youre passionate about technology, automation, and innovation and youre eager to learn in a fast-paced, team-driven environment, apply today! You will work closely with the IT Tech team and management, gaining the skills and experience to progress into an Apprentice Automation Engineer or IT Systems Technician role - Upon successful completion of the apprenticeship, there may be an opportunity to secure a full-time position if available at the time with continued professional development, vendor ...
At Iconology Ltd, we are a forward-thinking Managed Service Provider (MSP) based in Kent, delivering outstanding IT, automation, and AI-driven solutions to clients across diverse industries. At Iconology, dedication and initiative are recognised and rewarded. As our business continues to grow, so do the opportunities for career progression and personal development. If youre passionate about technology, automation, and innovation and youre eager to learn in a fast-paced, team-driven environment, apply today! You will work closely with the IT Tech team and management, gaining the skills and experience to progress into an Apprentice Automation Engineer or IT Systems Technician role - Upon successful completion of the apprenticeship, there may be an opportunity to secure a full-time position if available at the time with continued professional development, vendor ...
Intetics Inc., a global technology company providing custom software application development, distributed professional teams, software product quality assessment, and all-things-digital solutions, is looking for a Technical Support Engineer to join our dynamic team. 9:00 - 18:00 in UK time zone - 9:00 - 18:00 in US EAST time zone - What You Will Do * Help customers by answering their toughest technical questions * Provide technical support to customers using email, chat, and Zoom * Handle multiple concurrent issues with varying severity, making sure that they are responded to within the established SLAs * Focus on accelerating investigations and minimizing support ticket resolution times via live Zoom calls * Troubleshoot logs to identify errors/exceptions and their root cause * Act as Incident Commander during service incidents and maintain updates on the Status page
Intetics Inc., a global technology company providing custom software application development, distributed professional teams, software product quality assessment, and all-things-digital solutions, is looking for a Technical Support Engineer to join our dynamic team. 9:00 - 18:00 in UK time zone - 9:00 - 18:00 in US EAST time zone - What You Will Do * Help customers by answering their toughest technical questions * Provide technical support to customers using email, chat, and Zoom * Handle multiple concurrent issues with varying severity, making sure that they are responded to within the established SLAs * Focus on accelerating investigations and minimizing support ticket resolution times via live Zoom calls * Troubleshoot logs to identify errors/exceptions and their root cause * Act as Incident Commander during service incidents and maintain updates on the Status page
Company Overview - At Motorola Solutions, we believe that everything starts with our people. Were a global close-knit community, united by the relentless pursuit to help keep people safer everywhere. Our critical communications, video security and command center technologies support public safety agencies and enterprises alike, enabling the coordination thats critical for safer communities, safer schools, safer hospitals and safer businesses. Connect with a career that matters, and help us build a safer future. Department Overview - The Specialty Camera Engineering team based in Ware, UK is responsible for developing cameras for long range surveillance applications, such as border or coastal security. The products are aimed at public and commercial safety. The team is responsible for the development of the complete products, including hardware, firmware and mechanics
Company Overview - At Motorola Solutions, we believe that everything starts with our people. Were a global close-knit community, united by the relentless pursuit to help keep people safer everywhere. Our critical communications, video security and command center technologies support public safety agencies and enterprises alike, enabling the coordination thats critical for safer communities, safer schools, safer hospitals and safer businesses. Connect with a career that matters, and help us build a safer future. Department Overview - The Specialty Camera Engineering team based in Ware, UK is responsible for developing cameras for long range surveillance applications, such as border or coastal security. The products are aimed at public and commercial safety. The team is responsible for the development of the complete products, including hardware, firmware and mechanics
Job summary - An exciting opportunity has arisen for a Full Stack Developer to join our IT team as we continue our journey of growth and innovation. We are looking for a results-driven individual who is passionate about technology and eager to contribute new and creative ideas. Main duties of the job - In this role, you will work closely with our Lead Full Stack Developer to support the end-to-end development of web applications from concept and design to testing and deployment. You will play a key role in developing new features and enhancing existing functionality within our in-house systems across the full technology stack. About us - Community Health and Eyecare are an independent service provider that specialise in Ophthalmology and Endoscopy services supporting the NHS. CHEC are an established group of hospitals and community clinics across the UK.
Job summary - An exciting opportunity has arisen for a Full Stack Developer to join our IT team as we continue our journey of growth and innovation. We are looking for a results-driven individual who is passionate about technology and eager to contribute new and creative ideas. Main duties of the job - In this role, you will work closely with our Lead Full Stack Developer to support the end-to-end development of web applications from concept and design to testing and deployment. You will play a key role in developing new features and enhancing existing functionality within our in-house systems across the full technology stack. About us - Community Health and Eyecare are an independent service provider that specialise in Ophthalmology and Endoscopy services supporting the NHS. CHEC are an established group of hospitals and community clinics across the UK.
Description - As our new Senior Graphics Programmer here at Build A Rocket Boy you will help develop state of the art visuals for our existing and upcoming games. You will work closely with multiple departments to implement, maintain, and optimize engine and rendering features. You are a self-starter, can deliver work on time, and work well in a team of programmers, artists, and designers. Key Responsibilities * Deliver high quality and high-performance rendering systems using appropriate levels of abstraction, data structures and algorithms inside the Unreal Engine 5 codebase. * Investigate and improve performance and memory usage across all platforms (PC, consoles). * Monitor performance and stability data from our games and use this to adapt Unreal Engine for our use-cases. * Test, document, and maintain the code systems you implement.
Description - As our new Senior Graphics Programmer here at Build A Rocket Boy you will help develop state of the art visuals for our existing and upcoming games. You will work closely with multiple departments to implement, maintain, and optimize engine and rendering features. You are a self-starter, can deliver work on time, and work well in a team of programmers, artists, and designers. Key Responsibilities * Deliver high quality and high-performance rendering systems using appropriate levels of abstraction, data structures and algorithms inside the Unreal Engine 5 codebase. * Investigate and improve performance and memory usage across all platforms (PC, consoles). * Monitor performance and stability data from our games and use this to adapt Unreal Engine for our use-cases. * Test, document, and maintain the code systems you implement.
Team: Engineering Country: United Kingdom - Remote Work Available: Yes - Veeva Systems is a mission-driven organization and pioneer in industry cloud, helping life sciences companies bring therapies to patients faster. As one of the fastest-growing SaaS companies in history, we surpassed $2B in revenue in our last fiscal year with extensive growth potential ahead. At the heart of Veeva are our values: Do the Right Thing, Customer Success, Employee Success, and Speed. We're not just any public company we made history in 2021 by becoming a public benefit corporation (PBC), legally bound to balancing the interests of customers, employees, society, and investors. As a Work Anywhere company, we support your flexibility to work from home or in the office, so you can thrive in your ideal environment. Join us in transforming the life sciences industry, committed to making a p
Team: Engineering Country: United Kingdom - Remote Work Available: Yes - Veeva Systems is a mission-driven organization and pioneer in industry cloud, helping life sciences companies bring therapies to patients faster. As one of the fastest-growing SaaS companies in history, we surpassed $2B in revenue in our last fiscal year with extensive growth potential ahead. At the heart of Veeva are our values: Do the Right Thing, Customer Success, Employee Success, and Speed. We're not just any public company we made history in 2021 by becoming a public benefit corporation (PBC), legally bound to balancing the interests of customers, employees, society, and investors. As a Work Anywhere company, we support your flexibility to work from home or in the office, so you can thrive in your ideal environment. Join us in transforming the life sciences industry, committed to making a p
About Ticketer - Ticketer has grown to become the UKs market leader in smart electronic ticketing technology across the public transport sector. Our software enables passengers to use the latest payment technologies, whilst providing operators with real-time performance insights to improve efficiency, service levels, and profitability. An exciting opportunity has opened up for a Senior Software Engineer to join our development team to deliver industry leading functionality. This role will suit an enthusiastic and skilled individual with excellent communication skills, who loves to make a difference. The successful candidate would be working on real world systems with significant impact. * Back-end: Engineer scalable back-end architectures and communications protocols to support our mobile device systems.
About Ticketer - Ticketer has grown to become the UKs market leader in smart electronic ticketing technology across the public transport sector. Our software enables passengers to use the latest payment technologies, whilst providing operators with real-time performance insights to improve efficiency, service levels, and profitability. An exciting opportunity has opened up for a Senior Software Engineer to join our development team to deliver industry leading functionality. This role will suit an enthusiastic and skilled individual with excellent communication skills, who loves to make a difference. The successful candidate would be working on real world systems with significant impact. * Back-end: Engineer scalable back-end architectures and communications protocols to support our mobile device systems.
Are you ready to shape the future of customer experience? At KCOM, were looking for a Salesforce Software Engineer to help us deliver a seamless, digital-first journey for our customers. Youll play a key role in developing and enhancing our strategic CRM and integration platform, ensuring it meets business needs while driving innovation and automation. If youre passionate about problem-solving, building scalable solutions, and empowering users, this is your chance to make an impact. Salary Up to £40,000 per annum dependant on experience - Location Hull, Carr Lane, 2 days office based minimum - Advert Closing Date 17th December 2025 - We may close the advert early if we receive strong interest, so dont wait! Interview Dates - To be confirmed after advert closing date - What Youll Be Doing * Design and build bespoke applications and features using Salesforce tools and l
Are you ready to shape the future of customer experience? At KCOM, were looking for a Salesforce Software Engineer to help us deliver a seamless, digital-first journey for our customers. Youll play a key role in developing and enhancing our strategic CRM and integration platform, ensuring it meets business needs while driving innovation and automation. If youre passionate about problem-solving, building scalable solutions, and empowering users, this is your chance to make an impact. Salary Up to £40,000 per annum dependant on experience - Location Hull, Carr Lane, 2 days office based minimum - Advert Closing Date 17th December 2025 - We may close the advert early if we receive strong interest, so dont wait! Interview Dates - To be confirmed after advert closing date - What Youll Be Doing * Design and build bespoke applications and features using Salesforce tools and l