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Locations
Locations
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Date posted
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1 Permanent API job in Burgess Hill + 20 miles
320 exact matches jobs are outside your preferred location
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API-centric architectures.
API-centric architectures.
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We're looking for a skilled Full-Stack Developer who thrives at the intersection of geospatial data, modern web technologies, and backend API development. Backend: Node.js, Python, .NET (or equivalent) API development * Proven experience in front-end mapping libraries and backend API development
We're looking for a skilled Full-Stack Developer who thrives at the intersection of geospatial data, modern web technologies, and backend API development. Backend: Node.js, Python, .NET (or equivalent) API development * Proven experience in front-end mapping libraries and backend API development
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Strong understanding of JSON data structures and API calls.
Strong understanding of JSON data structures and API calls.
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Have practical knowledge of C#, Web API testing, Azure portal
Have practical knowledge of C#, Web API testing, Azure portal
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The Hoddesdon site has state-of-the-art Good Manufacturing Practice (GMP) standard facilities for the development of Active Pharmaceutical Ingredients (API), Formulation Development (FD) and Process Chemistry (PC).
The Hoddesdon site has state-of-the-art Good Manufacturing Practice (GMP) standard facilities for the development of Active Pharmaceutical Ingredients (API), Formulation Development (FD) and Process Chemistry (PC).
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The Hoddesdon site has state-of-the-art Good Manufacturing Practice (GMP) standard facilities for the development of Active Pharmaceutical Ingredients (API), Formulation Development (FD) and Process Chemistry (PC).
The Hoddesdon site has state-of-the-art Good Manufacturing Practice (GMP) standard facilities for the development of Active Pharmaceutical Ingredients (API), Formulation Development (FD) and Process Chemistry (PC).
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Experience with relational databases and API design.
Experience with relational databases and API design.
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Senior Java Engineering Lead - Digital Markets Infrastructure
Senior Java Engineering Lead - Digital Markets Infrastructure
London Stock Exchange
South East
Competitive
Solid understanding of REST API design principles.
Solid understanding of REST API design principles.
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API development using technologies and standards like REST/GraphQL/gRPC or similar.
API development using technologies and standards like REST/GraphQL/gRPC or similar.
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API & integrations: Configure and manage connections with subscription management tools, sales and inventory systems, customer support tools, and cloud services. * API Integration: Ability to integrate third-party APIs and build custom features across the stack.
API & integrations: Configure and manage connections with subscription management tools, sales and inventory systems, customer support tools, and cloud services. * API Integration: Ability to integrate third-party APIs and build custom features across the stack.
Proficiency in AWS services and serverless architecture including Lambda, API gateway, Elastic Beanstalk, EC2, S3, Aurora, Security Groups, and CloudWatch.
Proficiency in AWS services and serverless architecture including Lambda, API gateway, Elastic Beanstalk, EC2, S3, Aurora, Security Groups, and CloudWatch.
Become an expert on SkyHives application ecosystem and API or flat file-based integrations * Solid understanding of Cloud-based technologies and SaaS fundamentals * Strong API knowledge (REST) for enterprise integrations
Become an expert on SkyHives application ecosystem and API or flat file-based integrations * Solid understanding of Cloud-based technologies and SaaS fundamentals * Strong API knowledge (REST) for enterprise integrations
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The Payin Platform is an internal API product. Our API product facilitates these inflows and presents a unified view of the money movement that consolidates all of these use-cases.
The Payin Platform is an internal API product. Our API product facilitates these inflows and presents a unified view of the money movement that consolidates all of these use-cases.
Experience defining product functional specifications including API, CLI and GUI
Experience defining product functional specifications including API, CLI and GUI
Demonstrated experience defining product specifications and user experiences across interfaces (API, CLI, GUI).
Demonstrated experience defining product specifications and user experiences across interfaces (API, CLI, GUI).
Previous experience working with various API Valves (including Anson, WOM, T3, Cameron) - essential
Previous experience working with various API Valves (including Anson, WOM, T3, Cameron) - essential
Troubleshooting and configuring Privileged applications, Privileged ID Management, and API integrations.
Troubleshooting and configuring Privileged applications, Privileged ID Management, and API integrations.
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.
Full Stack Developer .NET / Angular - Hybrid 2 -3 days based in Coleshill, Warwickshire (UK-based) | Permanent | Full-Time? Work on a global SaaS platform transforming recruitment tech - Microsoft Partner | Cutting-Edge Greenfield Projects | Agile Delivery - About Mercury - Mercury is a fast-growing SaaS business operating in close partnership with Microsoft. We specialise in delivering market-leading recruitment technology to professional staffing sectors worldwide. Our flagship product is a custom-built Applicant Tracking System (ATS) built on Microsoft Dynamics 365, tailored specifically for recruitment agencies and talent-focused businesses. With a modern tech stack and a culture of innovation, were on a mission to transform how recruitment businesses operate empowering them with scalable, intuitive software solutions. The Role
Full Stack Developer .NET / Angular - Hybrid 2 -3 days based in Coleshill, Warwickshire (UK-based) | Permanent | Full-Time? Work on a global SaaS platform transforming recruitment tech - Microsoft Partner | Cutting-Edge Greenfield Projects | Agile Delivery - About Mercury - Mercury is a fast-growing SaaS business operating in close partnership with Microsoft. We specialise in delivering market-leading recruitment technology to professional staffing sectors worldwide. Our flagship product is a custom-built Applicant Tracking System (ATS) built on Microsoft Dynamics 365, tailored specifically for recruitment agencies and talent-focused businesses. With a modern tech stack and a culture of innovation, were on a mission to transform how recruitment businesses operate empowering them with scalable, intuitive software solutions. The Role
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Hogarth - Job OverviewHogarthAdvertising United Kingdom , London, UKApply Now - Hogarth is the Global Content Experience Company. Part of WPP, Hogarth partners with one in every two of the world's top 100 brands including Coca-Cola, Ford, Rolex, Nestlé, Mondelez and Dyson. With a breadth of experience across an extensive range of sectors, Hogarth offers the unrivaled ability to deliver relevant, engaging, and measurable content across all channels and media - both established and emerging. The number of channels at our fingertips; the need for speed; and the drive for mass personalisation, all mean that brands need different solutions. Our global team of over 7,500 craft and technology experts brings together creative, production and innovation to help clients navigate this exciting and ever-changing world of today's content experience. A Hybrid working model
Hogarth - Job OverviewHogarthAdvertising United Kingdom , London, UKApply Now - Hogarth is the Global Content Experience Company. Part of WPP, Hogarth partners with one in every two of the world's top 100 brands including Coca-Cola, Ford, Rolex, Nestlé, Mondelez and Dyson. With a breadth of experience across an extensive range of sectors, Hogarth offers the unrivaled ability to deliver relevant, engaging, and measurable content across all channels and media - both established and emerging. The number of channels at our fingertips; the need for speed; and the drive for mass personalisation, all mean that brands need different solutions. Our global team of over 7,500 craft and technology experts brings together creative, production and innovation to help clients navigate this exciting and ever-changing world of today's content experience. A Hybrid working model
Strong technical skills: HTML, CSS, basic JavaScript, API integrations, Workato and troubleshooting.
Strong technical skills: HTML, CSS, basic JavaScript, API integrations, Workato and troubleshooting.
This is an exciting opportunity to contribute to the development of our cutting-edge MACH-based digital platform (Microservices, API-first, Cloud-Native, and Headless), which powers over 50 websites and Mobile Applicationsincluding some of the biggest names in retail.
This is an exciting opportunity to contribute to the development of our cutting-edge MACH-based digital platform (Microservices, API-first, Cloud-Native, and Headless), which powers over 50 websites and Mobile Applicationsincluding some of the biggest names in retail.
Our team owns the web API and other integration interfaces of MediaWiki, enabling other teams to create features that allows users to access, edit, and consume knowledge efficiently and reliably. * Contributing to the adoption and advocacy of API-first development, and influencing best practices in system design, SLOs/SLAs, and OpenAPI Specification;
Our team owns the web API and other integration interfaces of MediaWiki, enabling other teams to create features that allows users to access, edit, and consume knowledge efficiently and reliably. * Contributing to the adoption and advocacy of API-first development, and influencing best practices in system design, SLOs/SLAs, and OpenAPI Specification;
S&P GlobalInformation Services - United Kingdom , LondonApply Now - 10 - The Location: London, United Kingdom - S&P Global Ratings is looking for a highly motivated, enthusiastic and skilled senior developer to join Commercial Desktop team within Commercial Engineering, a team of technology professionals who define and execute the strategic roadmap for S&P Global Ratings Commercial team. The successful candidate will participate in the design and development of Commercial Desktop platform to help improve commercial workflows and overall productivity. The Team: Join the Rating Organization's Commercial Desktop Engineering Team, known for its expertise in commercial workflows and various technology stacks. This team values knowledge sharing, collaboration, and a unified strategy to build S&P Ratings' Commercial Desktop platform.
S&P GlobalInformation Services - United Kingdom , LondonApply Now - 10 - The Location: London, United Kingdom - S&P Global Ratings is looking for a highly motivated, enthusiastic and skilled senior developer to join Commercial Desktop team within Commercial Engineering, a team of technology professionals who define and execute the strategic roadmap for S&P Global Ratings Commercial team. The successful candidate will participate in the design and development of Commercial Desktop platform to help improve commercial workflows and overall productivity. The Team: Join the Rating Organization's Commercial Desktop Engineering Team, known for its expertise in commercial workflows and various technology stacks. This team values knowledge sharing, collaboration, and a unified strategy to build S&P Ratings' Commercial Desktop platform.
Homeworking , Nationwide - Full Time , Permanent - Closing date: 23 September 2025 - Apply - We're looking for a Senior Data Engineer to join our Data & Analytics team at Willmott Dixon to help drive the next wave of our data platform in Microsoft Fabric. Although the IT team are based at our head office in Letchworth Garden City, this role can be done as either a hybrid, or a remote role. Occasional travel to other sites may be required according to business needs. The Role - As a Senior Data Engineer, you'll be at the heart of designing and delivering scalable, reliable data products and pipelines that power decision-making and drive business performance. You'll work closely with analysts, developers, and stakeholders to align data engineering efforts with business goals and needs. You'll play a key role in shaping how we deliver a trusted, single source of truth pl
Homeworking , Nationwide - Full Time , Permanent - Closing date: 23 September 2025 - Apply - We're looking for a Senior Data Engineer to join our Data & Analytics team at Willmott Dixon to help drive the next wave of our data platform in Microsoft Fabric. Although the IT team are based at our head office in Letchworth Garden City, this role can be done as either a hybrid, or a remote role. Occasional travel to other sites may be required according to business needs. The Role - As a Senior Data Engineer, you'll be at the heart of designing and delivering scalable, reliable data products and pipelines that power decision-making and drive business performance. You'll work closely with analysts, developers, and stakeholders to align data engineering efforts with business goals and needs. You'll play a key role in shaping how we deliver a trusted, single source of truth pl