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        77 API jobs in Hertfordshire + 20 miles

        Senior Full Stack Developer PHP

        ByteHire
        NW6, North West London
        Up to £85,000 per annum
        Job Role:Senior Full-Stack PHP Developer - Working Hours:5 days per week - Job Type:Permanent - Salary:£70,000 - £85,000 depending on experience - Location:London - Remote: 4 days remote - 1 day on-site in London office - Postcode NW6 - About the Company - Our client is a rapidly growing platform that connects individuals with industry professionals for special events. By offering unique opportunities, the platform allows professionals in the field to achieve higher earnings while enjoying enhanced flexibility and a better work-life balance. Role Overview - This is an exciting opportunity to join a high-growth, early-stage startup. As a Full-Stack Developer, youll work closely with the founders and engineers in a tight-knit, London-based team. Youll have a direct impact on the companys expansion into new international markets, shaping the future of the business.
        Job Role:Senior Full-Stack PHP Developer - Working Hours:5 days per week - Job Type:Permanent - Salary:£70,000 - £85,000 depending on experience - Location:London - Remote: 4 days remote - 1 day on-site in London office - Postcode NW6 - About the Company - Our client is a rapidly growing platform that connects individuals with industry professionals for special events. By offering unique opportunities, the platform allows professionals in the field to achieve higher earnings while enjoying enhanced flexibility and a better work-life balance. Role Overview - This is an exciting opportunity to join a high-growth, early-stage startup. As a Full-Stack Developer, youll work closely with the founders and engineers in a tight-knit, London-based team. Youll have a direct impact on the companys expansion into new international markets, shaping the future of the business.
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        NEW
        As we expand our Data & AI practice, we are seeking a Data / Solution Architect to play a key role in designing and delivering cutting-edge AI proof of concepts, MVPs, and next-generation Digital Assistant platforms for our clients. The Role - This is a hands-on architecture and design role where you will bridge business vision with technical delivery. You will shape solutions from the ground up, from concept and discovery through to scalable MVPs, ensuring that architecture, data, and AI capabilities are robust, secure, and enterprise-ready. You’ll be working closely with client stakeholders, product managers, engineers, and data scientists to deliver AI-powered digital assistants and productivity solutions that drive measurable outcomes. What You’ll Do * Architect solutions for AI-powered proof of concepts and MVPs, with a focus on Digital Assistants and intelligent
        As we expand our Data & AI practice, we are seeking a Data / Solution Architect to play a key role in designing and delivering cutting-edge AI proof of concepts, MVPs, and next-generation Digital Assistant platforms for our clients. The Role - This is a hands-on architecture and design role where you will bridge business vision with technical delivery. You will shape solutions from the ground up, from concept and discovery through to scalable MVPs, ensuring that architecture, data, and AI capabilities are robust, secure, and enterprise-ready. You’ll be working closely with client stakeholders, product managers, engineers, and data scientists to deliver AI-powered digital assistants and productivity solutions that drive measurable outcomes. What You’ll Do * Architect solutions for AI-powered proof of concepts and MVPs, with a focus on Digital Assistants and intelligent
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        NEWFEATURED
        Are you passionate about creating smart, effective solutions that make a real difference? In a system as critical and complex as the NHS, poor inventory management doesn’t just waste money — it risks lives, reduces efficiency, and erodes trust. Improvements in digital tracking, data integration, and supply chain coordination are essential to mitigate these effects. At Ingenica Solutions we build smart inventory management software solutions to help the healthcare sector gain control over inventory, track usage at the point of care, and drive efficiency across the supply chain. If you want to build solutions that have real impact on the lives of others, we invite you to join our highly talented software team as a Microsoft Dynamics Nav Developer. This is an excellent opportunity to make a meaningful impact within a collaborative and forward-thinking environment.
        Are you passionate about creating smart, effective solutions that make a real difference? In a system as critical and complex as the NHS, poor inventory management doesn’t just waste money — it risks lives, reduces efficiency, and erodes trust. Improvements in digital tracking, data integration, and supply chain coordination are essential to mitigate these effects. At Ingenica Solutions we build smart inventory management software solutions to help the healthcare sector gain control over inventory, track usage at the point of care, and drive efficiency across the supply chain. If you want to build solutions that have real impact on the lives of others, we invite you to join our highly talented software team as a Microsoft Dynamics Nav Developer. This is an excellent opportunity to make a meaningful impact within a collaborative and forward-thinking environment.
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        NEW

        Azure Administrator

        Queen Square Recruitment Limited
        EC2N, City of London
        From £400 to £500 per day inside IR35, DOE
        DB Admin & Developer Azure Cosmos DB - Location:Central London - Contract Type:6 month initial contract, starting ASAP - Industry:Banking & Financial Services - Day rate:Administrator £400 - 450 (TBC, inside IR35) Developer £450 - £500 (TBC, inside IR35) Our client, a large global consultancy, is seeking aDB Admin & Developerto play a key role in designing and developingscalable, secure, and high-performance applicationstailored for thebanking and financial servicessector. This is a hands-on role where you willarchitect cloud-native solutionsusingAzure Cosmos DB (SQL & Mongo APIs), designpartitioning strategies, indexing, and consistency models, and ensurereal-time processing of critical financial data. Key Responsibilities * Architect and develop cloud-native applications usingAzure Cosmos DB (SQL & Mongo APIs)
        DB Admin & Developer Azure Cosmos DB - Location:Central London - Contract Type:6 month initial contract, starting ASAP - Industry:Banking & Financial Services - Day rate:Administrator £400 - 450 (TBC, inside IR35) Developer £450 - £500 (TBC, inside IR35) Our client, a large global consultancy, is seeking aDB Admin & Developerto play a key role in designing and developingscalable, secure, and high-performance applicationstailored for thebanking and financial servicessector. This is a hands-on role where you willarchitect cloud-native solutionsusingAzure Cosmos DB (SQL & Mongo APIs), designpartitioning strategies, indexing, and consistency models, and ensurereal-time processing of critical financial data. Key Responsibilities * Architect and develop cloud-native applications usingAzure Cosmos DB (SQL & Mongo APIs)
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        NEW
        Skills * 5+ years of experience in IAM, with at least 3 years as a SailPoint specialist. * Strong hands-on experience with SailPoint IdentityIQ or IdentityNow. * Proficiency in Java, BeanShell, REST APIs and scripting languages (e.g., PowerShell, Python). * Experience integrating SailPoint with systems like Active Directory, Azure AD, Workday, ServiceNow etc. * Solid understanding of RBAC, ABAC, access certifications, provisioning and identity lifecycle management. * Familiarity with identity governance frameworks and compliance requirements. * Excellent communication, documentation and stakeholder engagement skills. Role * Act as the primary subject matter expert for SailPoint IdentityNow or IdentityIQ. * Lead design, implementation and integration of SailPoint solutions into existing identity infrastructure.
        Skills * 5+ years of experience in IAM, with at least 3 years as a SailPoint specialist. * Strong hands-on experience with SailPoint IdentityIQ or IdentityNow. * Proficiency in Java, BeanShell, REST APIs and scripting languages (e.g., PowerShell, Python). * Experience integrating SailPoint with systems like Active Directory, Azure AD, Workday, ServiceNow etc. * Solid understanding of RBAC, ABAC, access certifications, provisioning and identity lifecycle management. * Familiarity with identity governance frameworks and compliance requirements. * Excellent communication, documentation and stakeholder engagement skills. Role * Act as the primary subject matter expert for SailPoint IdentityNow or IdentityIQ. * Lead design, implementation and integration of SailPoint solutions into existing identity infrastructure.
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        NEWPREMIUM
        Multiple Product Manager roles focused on leading the definition and development of a Digital Assistant platform powered by AI and LLMs and AI MVPs/PoCs. You’ll work across stakeholders spanning business and technical teams to shape and manage a roadmap that delivers real value, fast. You'll play a key role in bridging the gap between end user needs, enterprise constraints, and cutting edge AI capabilities. Key Responsibilities * Own the product vision and roadmap for the Digital Assistant, aligned to client priorities and user needs * Run discovery sessions with client stakeholders to understand pain points and identify high impact opportunities * Translate business needs into clear product requirements, user stories, and acceptance criteria * Collaborate with engineering, design, and data science teams (internal and client side) to deliver key features
        Multiple Product Manager roles focused on leading the definition and development of a Digital Assistant platform powered by AI and LLMs and AI MVPs/PoCs. You’ll work across stakeholders spanning business and technical teams to shape and manage a roadmap that delivers real value, fast. You'll play a key role in bridging the gap between end user needs, enterprise constraints, and cutting edge AI capabilities. Key Responsibilities * Own the product vision and roadmap for the Digital Assistant, aligned to client priorities and user needs * Run discovery sessions with client stakeholders to understand pain points and identify high impact opportunities * Translate business needs into clear product requirements, user stories, and acceptance criteria * Collaborate with engineering, design, and data science teams (internal and client side) to deliver key features
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        NEWFEATURED

        Application Support Engineer

        S-SA Digital Recruitment Ltd
        MK41, Bedford
        From £30,000 to £36,000 per annum
        Location Bedford - Hybrid 1 day a week Office - NO VISA Application - Must be at least Indefinite leave to Remain, due to security clearance checks - Salary £30-38k Plus bens - Skills - Customer Support Engineer, application Support, Software Support, Low-Code, Web Development, software Development, HTML, CSS, JavaScript, APIs, SAAS, DevOps, PHP., Computer Science Graduate, Software Testing, A/B testing, ITIL - We are partnering a Leading SAAS Company who are building a Customer Support Team / Software Support Team where you'll support low-code workflow applications on their Intelligent SAAS based platform. My Client offers remote UK Working for the right candidate but must be able to attend the office (Bedfordshire) 2 time s a year for appraisals and Company wide meetings. As a Software support Engineer you'll bridge the gap between Development and the Client, Workin
        Location Bedford - Hybrid 1 day a week Office - NO VISA Application - Must be at least Indefinite leave to Remain, due to security clearance checks - Salary £30-38k Plus bens - Skills - Customer Support Engineer, application Support, Software Support, Low-Code, Web Development, software Development, HTML, CSS, JavaScript, APIs, SAAS, DevOps, PHP., Computer Science Graduate, Software Testing, A/B testing, ITIL - We are partnering a Leading SAAS Company who are building a Customer Support Team / Software Support Team where you'll support low-code workflow applications on their Intelligent SAAS based platform. My Client offers remote UK Working for the right candidate but must be able to attend the office (Bedfordshire) 2 time s a year for appraisals and Company wide meetings. As a Software support Engineer you'll bridge the gap between Development and the Client, Workin
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        Software Development Team Lead

        Hays
        EC1, City of London
        £90000.0 - £110000.0 per annum + Competitive + Benefits Package
        Programming Languages & Frameworks: TypeScript, Node.js, NestJS (REST API framework), AngularJS (or similar frontend frameworks) * Databases & Data Management: PostgreSQL, PostgREST (RESTful API layer over PostgreSQL)
        Programming Languages & Frameworks: TypeScript, Node.js, NestJS (REST API framework), AngularJS (or similar frontend frameworks) * Databases & Data Management: PostgreSQL, PostgREST (RESTful API layer over PostgreSQL)
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        NEW

        Microsoft Active Directory Admin

        Infoplus Technologies UK Ltd
        East London, London, E1 7JF
        Unspecified
        Programming in Azure / Microsoft capable languages, such as ARM / Bicep, PowerShell, yaml, Python and a understanding of Azure API's from the data plane
        Programming in Azure / Microsoft capable languages, such as ARM / Bicep, PowerShell, yaml, Python and a understanding of Azure API's from the data plane
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        NEW
        5+ years experience in working with the .NET framework, particularly with ASP.NET Core, React/React Native, C#, Web API Experience developing REST API-driven mobile first web applications
        5+ years experience in working with the .NET framework, particularly with ASP.NET Core, React/React Native, C#, Web API Experience developing REST API-driven mobile first web applications
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        NEW

        Full Stack Lead Engineer

        Hunter Selection
        Soho, W1
        £60000 - £85000 per annum + health insurance life insurance
        Restful API development - React | TypeScript | NodeJS | AWS | Event driven Architecture | CDK | Lambda | Cognito | S3 | SQS | Eventbridge | Restful API | API | SQL | NoSQL | messaging queues | WebSockets | DevOps | CI/CD | GitHub | WebAssembly | Infrastructure as Code | React | TypeScript | NodeJS | AWS | Event driven Architecture | CDK | Lambda | Cognito | S3 | SQS | Eventbridge | Restful API | API | SQL | NoSQL | messaging queues | WebSockets | DevOps | CI/CD | GitHub | WebAssembly | Infrastructure as Code | React | TypeScript | NodeJS | AWS | Event driven Architecture | CDK | Lambda | Cognito | S3 | SQS | Eventbridge | Restful API | API | SQL | NoSQL | messaging queues | WebSockets | DevOps | CI/CD | GitHub | WebAssembly | Infrastructure as Code
        Restful API development - React | TypeScript | NodeJS | AWS | Event driven Architecture | CDK | Lambda | Cognito | S3 | SQS | Eventbridge | Restful API | API | SQL | NoSQL | messaging queues | WebSockets | DevOps | CI/CD | GitHub | WebAssembly | Infrastructure as Code | React | TypeScript | NodeJS | AWS | Event driven Architecture | CDK | Lambda | Cognito | S3 | SQS | Eventbridge | Restful API | API | SQL | NoSQL | messaging queues | WebSockets | DevOps | CI/CD | GitHub | WebAssembly | Infrastructure as Code | React | TypeScript | NodeJS | AWS | Event driven Architecture | CDK | Lambda | Cognito | S3 | SQS | Eventbridge | Restful API | API | SQL | NoSQL | messaging queues | WebSockets | DevOps | CI/CD | GitHub | WebAssembly | Infrastructure as Code
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        NEWFEATURED
        We have a fantastic new job opportunity for a Senior Software Engineer / Software Developer who has proven software application development experience across the stack C#, ASP, .NET, Blazor, API Development, Microservices, Containers and Deployment Pipelines. * Strong software development skills across the stack using C#, ASP .NET, Blazor, API development, microservices, containers, and deployment pipelines
        We have a fantastic new job opportunity for a Senior Software Engineer / Software Developer who has proven software application development experience across the stack C#, ASP, .NET, Blazor, API Development, Microservices, Containers and Deployment Pipelines. * Strong software development skills across the stack using C#, ASP .NET, Blazor, API development, microservices, containers, and deployment pipelines
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        NEW
        Youll have a working knowledge of a broad stack of cloud technologies, excellent engineering skills, and experience of Ingestion and ETL methods for pushing data into Snowflake from internal (MuleSoft, Salesforce, SaaS platforms etc) and external API-sources.
        Youll have a working knowledge of a broad stack of cloud technologies, excellent engineering skills, and experience of Ingestion and ETL methods for pushing data into Snowflake from internal (MuleSoft, Salesforce, SaaS platforms etc) and external API-sources.
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        NEW

        Senior Software Engineer

        Verifile Ltd
        Bedford, Bedfordshire, MK44 3JZ
        From £60,000 to £70,000 per annum Plus excellent benefits
        Strong software development skills across the stack using C#, ASP .NET, Blazor, API development, microservices, containers, and deployment pipelines.
        Strong software development skills across the stack using C#, ASP .NET, Blazor, API development, microservices, containers, and deployment pipelines.
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        NEWFEATURED
        Join the API Revolution at GraviteeWhere Innovation Meets Growth - Since our beginnings in 2015, Gravitee has grown into a global force, recognized as a 2024 Gartner Magic Quadrant Leader for API Management. What started with four developers challenging the complexities of APIs has evolved into a revolutionary platform powering API and event stream ecosystems worldwide. Be part of a team thats redefining whats possible in API management, and shaping the future of digital transformation. Gravitee.io is taking APIs to the next level we are the premier, open source API platform and we want everyone to know how amazing our software is. * Ability to work for one of the fastest-growing companies and alongside some of the most talented people in the API technology sector
        Join the API Revolution at GraviteeWhere Innovation Meets Growth - Since our beginnings in 2015, Gravitee has grown into a global force, recognized as a 2024 Gartner Magic Quadrant Leader for API Management. What started with four developers challenging the complexities of APIs has evolved into a revolutionary platform powering API and event stream ecosystems worldwide. Be part of a team thats redefining whats possible in API management, and shaping the future of digital transformation. Gravitee.io is taking APIs to the next level we are the premier, open source API platform and we want everyone to know how amazing our software is. * Ability to work for one of the fastest-growing companies and alongside some of the most talented people in the API technology sector
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        NEW
        Minimum Requirements - Required Skills - 1. Bachelors degree in Computer Science or a related field (preferred). 2. Minimum 3 years of hands-on experience in WordPress development. 3. Proficiency in PHPMySQL, , HTML, CSS, JavaScript, and RESTful APIs. 4. Solid experience with custom plugin and theme development . 5. Demonstrated experience integrating WordPress with ERP systems . 6. Familiarity with development tools like Git, Docker, and WP-CLI. 7. Knowledge of website performance optimization and security best practices. 8. Ability to manage tasks independently with minimal supervision. Education/Experience - 9. WordPress Development: 3 years (Required) Additional Requirements - 10. Develop and maintain custom WordPress themes and plugins. 11. Build backend functionality using PHP, MySQL, and REST APIs. 12. Integrate WordPress with NetSuite ERP system. 13.
        Minimum Requirements - Required Skills - 1. Bachelors degree in Computer Science or a related field (preferred). 2. Minimum 3 years of hands-on experience in WordPress development. 3. Proficiency in PHPMySQL, , HTML, CSS, JavaScript, and RESTful APIs. 4. Solid experience with custom plugin and theme development . 5. Demonstrated experience integrating WordPress with ERP systems . 6. Familiarity with development tools like Git, Docker, and WP-CLI. 7. Knowledge of website performance optimization and security best practices. 8. Ability to manage tasks independently with minimal supervision. Education/Experience - 9. WordPress Development: 3 years (Required) Additional Requirements - 10. Develop and maintain custom WordPress themes and plugins. 11. Build backend functionality using PHP, MySQL, and REST APIs. 12. Integrate WordPress with NetSuite ERP system. 13.
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        NEW

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        What is the average salary for API in Hertfordshire?

        Average salary per year
        £62,499

        The average salary for a API in Hertfordshire is £62,499. API in Hertfordshire salaries range from £47,499 to £67,499.

        Frequently Asked Questions

        How many API jobs are there in Hertfordshire?
        There are 77 API jobs within 20 miles of Hertfordshire available on CWJobs right now.

        What other similar jobs are there to API jobs in Hertfordshire?
        As well as API jobs in Hertfordshire, you can find Angular, IT, Software Development, amongst many others.