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        • Hertfordshire

        45 API jobs in Hertford + 20 miles

        344 exact matches jobs are outside your preferred location

        Manager – Principal Security Architect Secure Design (IC)

        London Stock Exchange
        South East
        Competitive
        Security Architecture Secure Design Team - Role: Manager Principal Security Architect: Secure Design (Individual Contributor) Grade: GG14 - The Security Architecture Design team is responsible for developing Security Architecture patterns, developing security controls needed for new technology, promoting the use of the architectural patterns into development projects, leading the Security Architecture Design Forum, Evaluating architectural security risks in existing systems, consulting with system development teams and architects on building security into their design. This key task of this role is accelerating the delivery of secure design artefacts and leading secure design interventions - by adding capacity and capability to the team. Reports to: Senior Manager Secure Design - Key Relationships * Business Aligned Principal Security Architects * CyberSecurity Engine
        Security Architecture Secure Design Team - Role: Manager Principal Security Architect: Secure Design (Individual Contributor) Grade: GG14 - The Security Architecture Design team is responsible for developing Security Architecture patterns, developing security controls needed for new technology, promoting the use of the architectural patterns into development projects, leading the Security Architecture Design Forum, Evaluating architectural security risks in existing systems, consulting with system development teams and architects on building security into their design. This key task of this role is accelerating the delivery of secure design artefacts and leading secure design interventions - by adding capacity and capability to the team. Reports to: Senior Manager Secure Design - Key Relationships * Business Aligned Principal Security Architects * CyberSecurity Engine
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        Wide range of strong platform support and technical skills. (i.e. Azure DevOps, API creation, PowerShell, Python, SQL)
        Wide range of strong platform support and technical skills. (i.e. Azure DevOps, API creation, PowerShell, Python, SQL)
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        NEW
        Extensive Salesforce development experience (including Apex triggers, classes, asynchronous Apex, API Integrations, Platform Events, LWCs and Sites)
        Extensive Salesforce development experience (including Apex triggers, classes, asynchronous Apex, API Integrations, Platform Events, LWCs and Sites)
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        NEW

        Senior C# Software Engineer

        Spectrum It Recruitment Limited
        UK
        £60000 - £65000 per annum
        Due to continued success, they are looking to grow one of their key software engineering teams working on some of their most successful SaaS products. The Senior C# Software Engineer will join an established team developing business logic for Windows based products. Key experience * Extensive commercial experience in C# Windows programming * Multithreading / TPL * XML * SQL * Version control * Unit testing Experience in any of the following areas would be advantageous but is not a prerequisite * WIX installers * Windows services eg Active Directory, Exchange etc * Client-server architecture development * M365 APIs If you are seeking a role of this nature please get in touch for more information. Spectrum IT Recruitment (South) Limited is acting as an Employment Agency in relation to this vacancy.
        Due to continued success, they are looking to grow one of their key software engineering teams working on some of their most successful SaaS products. The Senior C# Software Engineer will join an established team developing business logic for Windows based products. Key experience * Extensive commercial experience in C# Windows programming * Multithreading / TPL * XML * SQL * Version control * Unit testing Experience in any of the following areas would be advantageous but is not a prerequisite * WIX installers * Windows services eg Active Directory, Exchange etc * Client-server architecture development * M365 APIs If you are seeking a role of this nature please get in touch for more information. Spectrum IT Recruitment (South) Limited is acting as an Employment Agency in relation to this vacancy.
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        NEW
        Expertise in Salesforce deployment strategies, including change sets, Salesforce DX, and metadata API. * Experience in Salesforce API integration (REST, SOAP, Platform Events).
        Expertise in Salesforce deployment strategies, including change sets, Salesforce DX, and metadata API. * Experience in Salesforce API integration (REST, SOAP, Platform Events).
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        NEW
        API Development and Management: Develop, deploy, and maintain custom APIs (REST, SOAP) to facilitate seamless data exchange and action execution between Agentforce and other systems. * 5+ years of hands-on experience in a technical integration role, such as an Integration Developer or API Specialist. * Expertise in API design and development (REST, SOAP, webhooks).
        API Development and Management: Develop, deploy, and maintain custom APIs (REST, SOAP) to facilitate seamless data exchange and action execution between Agentforce and other systems. * 5+ years of hands-on experience in a technical integration role, such as an Integration Developer or API Specialist. * Expertise in API design and development (REST, SOAP, webhooks).
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        NEW
        Recurring Payments Innovation: Build rock-solid API infrastructure and platform capabilities for pull payment functionality, tackling complex collection challenges head-on. * B2B Technical Product Expertise: You've got solid experience with API products, PaaS solutions, or technical SaaS platforms and love building merchant banking infrastructure for developers who integrate multiple financial endpoints and banking APIs.
        Recurring Payments Innovation: Build rock-solid API infrastructure and platform capabilities for pull payment functionality, tackling complex collection challenges head-on. * B2B Technical Product Expertise: You've got solid experience with API products, PaaS solutions, or technical SaaS platforms and love building merchant banking infrastructure for developers who integrate multiple financial endpoints and banking APIs.
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        Remote, with occasional London travel £450 to £500 p/d - Inside IR35 3-month initial contract (Immediate start) iO Associates is partnered with a Software Development Consultancy delivering key Public Sector projects. We're looking for Front-End Developers (React and Angular) with a track record of working in Government, Council, or wider Public Sector environments. * Strong hands-on experience with React and Angular * Solid understanding of core web development (HTML, CSS, JavaScript, APIs) * Previous experience delivering solutions within Gov / Council / Public Sector projects * Ability to work in an agile, collaborative environment If this sounds like you, drop me a DM or send your CV directly.
        Remote, with occasional London travel £450 to £500 p/d - Inside IR35 3-month initial contract (Immediate start) iO Associates is partnered with a Software Development Consultancy delivering key Public Sector projects. We're looking for Front-End Developers (React and Angular) with a track record of working in Government, Council, or wider Public Sector environments. * Strong hands-on experience with React and Angular * Solid understanding of core web development (HTML, CSS, JavaScript, APIs) * Previous experience delivering solutions within Gov / Council / Public Sector projects * Ability to work in an agile, collaborative environment If this sounds like you, drop me a DM or send your CV directly.
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        NEWFEATURED
        In-depth understanding of data structures, system architecture, API development for microservices frameworks, distributed systems and other backend-related concepts and best practices
        In-depth understanding of data structures, system architecture, API development for microservices frameworks, distributed systems and other backend-related concepts and best practices
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        NEW
        Join Us as a Software Development Engineer in Test (SDET)! Overview - We are looking for a Software Development Engineer in Test (SDET) or automation tester who comes from a Java Software Development background. The role is to assist in the development of the new Index platform for the FTSE-Russell Index business of the London Stock Exchange Group (LSEG). The Index Platform team performs the calculation, maintenance and distribution of Index products. You will be working on innovative technologies with a team of engineers to implement solutions which support the strategic growth of the Index business. You will be involved in the development of complex test tools and solutions as well as new test frameworks, starting from a blank slate in some cases, to help ensure the quality of a greenfield application build.
        Join Us as a Software Development Engineer in Test (SDET)! Overview - We are looking for a Software Development Engineer in Test (SDET) or automation tester who comes from a Java Software Development background. The role is to assist in the development of the new Index platform for the FTSE-Russell Index business of the London Stock Exchange Group (LSEG). The Index Platform team performs the calculation, maintenance and distribution of Index products. You will be working on innovative technologies with a team of engineers to implement solutions which support the strategic growth of the Index business. You will be involved in the development of complex test tools and solutions as well as new test frameworks, starting from a blank slate in some cases, to help ensure the quality of a greenfield application build.
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        Java Developers - 100% Remote role - SC Clearance is preferred but will sponsor exceptional applicants - Overview of the Java Developers role - We are looking for highly skilled Java Developers to join a secure government project with a critical deadline. This is an opportunity to work on a large-scale system where your expertise in Java, Spring Boot, and AWS will be essential. You will be part of a collaborative team, building scalable solutions and solving complex problems that have a real impact. Key responsibilities for Java Developers * Design, develop, and deploy backend services using Java and Spring Boot * Build and maintain scalable APIs * Analyse schemas and write optimised SQL queries against large datasets * Work closely with DevOps on Docker containerisation and cloud deployment in AWS * Contribute to architectural decisions and shape technical roadmaps
        Java Developers - 100% Remote role - SC Clearance is preferred but will sponsor exceptional applicants - Overview of the Java Developers role - We are looking for highly skilled Java Developers to join a secure government project with a critical deadline. This is an opportunity to work on a large-scale system where your expertise in Java, Spring Boot, and AWS will be essential. You will be part of a collaborative team, building scalable solutions and solving complex problems that have a real impact. Key responsibilities for Java Developers * Design, develop, and deploy backend services using Java and Spring Boot * Build and maintain scalable APIs * Analyse schemas and write optimised SQL queries against large datasets * Work closely with DevOps on Docker containerisation and cloud deployment in AWS * Contribute to architectural decisions and shape technical roadmaps
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        PREMIUM
        As part of our high-performing Client Insight & Engagement team, youll help us research, define and craft outstanding digital experiences across our growing Analytics product portfolio. Focused on customer desirability you'll be at the forefront of crafting innovative, seamless, and human-centred products that make a real difference for our clients, at scale. Were looking for an experienced Product Research lead to inform and evolve sophisticated product concepts into user-first experiences across multiple industry digital touchpoints and channels. You'll weave design and systems thinking, empathy, and innovation to every stage of the product process, ensuring our products not only meet user needs but exceed expectations. This is more than a research role; its a chance to help define the future of how our clients engage with and experience high value financial solutio
        As part of our high-performing Client Insight & Engagement team, youll help us research, define and craft outstanding digital experiences across our growing Analytics product portfolio. Focused on customer desirability you'll be at the forefront of crafting innovative, seamless, and human-centred products that make a real difference for our clients, at scale. Were looking for an experienced Product Research lead to inform and evolve sophisticated product concepts into user-first experiences across multiple industry digital touchpoints and channels. You'll weave design and systems thinking, empathy, and innovation to every stage of the product process, ensuring our products not only meet user needs but exceed expectations. This is more than a research role; its a chance to help define the future of how our clients engage with and experience high value financial solutio
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        NEW
        We are seeking an experienced Product Engagement specialist to join the Analytics Client Engagement team in London, where you'll drive the narrative strategy behind some of LSEGs most impactful financial analytics products and experiences. As part of our high-performing client insight and engagement team, you will take a lead role to craft and scale brilliant narratives and digital experiences across the Analytics product portfolio for our growing client base and digital experiences. We're looking for a strategic storyteller to lead narrative research and development across our Analytics product and proposition portfolio, someone who knows how to bring clarity to complexity and compose product messaging that not only informs but inspires. In this role, you'll shape and drive a unified approach that cuts across product silos and regional teams, ensuring every word ...
        We are seeking an experienced Product Engagement specialist to join the Analytics Client Engagement team in London, where you'll drive the narrative strategy behind some of LSEGs most impactful financial analytics products and experiences. As part of our high-performing client insight and engagement team, you will take a lead role to craft and scale brilliant narratives and digital experiences across the Analytics product portfolio for our growing client base and digital experiences. We're looking for a strategic storyteller to lead narrative research and development across our Analytics product and proposition portfolio, someone who knows how to bring clarity to complexity and compose product messaging that not only informs but inspires. In this role, you'll shape and drive a unified approach that cuts across product silos and regional teams, ensuring every word ...
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        NEW
        We are looking for a K8 Systems Developer to design, develop, implement, and support solutions exclusively for the enhancement of the EPOS application within our Trade business. This role involves working with Product Owners, Business Analysts, and Technical Architects to deliver effective solutions for depot colleagues. It is a full-time permanent role working 37.5 hours per week, occasional weekend work, and participation in a shared on-call support rota. What you will be doing * Developing and implementing K8 Reports following best practices for user experience and performance. * Developing and implementing DX transfers and DX transforms to support K8 and SAP end to end integration. * Developing and implementing K8 Format Stationaries using Print Manager. * Supporting end-users by troubleshooting system and integration issues, maintaining optimal performance.
        We are looking for a K8 Systems Developer to design, develop, implement, and support solutions exclusively for the enhancement of the EPOS application within our Trade business. This role involves working with Product Owners, Business Analysts, and Technical Architects to deliver effective solutions for depot colleagues. It is a full-time permanent role working 37.5 hours per week, occasional weekend work, and participation in a shared on-call support rota. What you will be doing * Developing and implementing K8 Reports following best practices for user experience and performance. * Developing and implementing DX transfers and DX transforms to support K8 and SAP end to end integration. * Developing and implementing K8 Format Stationaries using Print Manager. * Supporting end-users by troubleshooting system and integration issues, maintaining optimal performance.
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        NEW
        Company Description - Why does this matter? Because our platform makes trading fixed-income more accessible, ultimately improving transparency, efficiency, and competition in the marketplace. Changing the way an established industry transacts is no easy feat. There will be twists and turns, because no ones ever done this before. But now, more than 2,000 clients around the world rely on our solutions, and that number is only expected to grow in the years ahead. We know where were going. How we get there is up to us. Join us and help Take Us There. The Role - We are currently seeking an experienced Senior Test Automation Engineer to join our European Regulatory Operations Scrum team. The Senior Test Automation Engineer will have a background in trading or investment banking domain and will be working within the scrum team to design and run automated tests and to help de
        Company Description - Why does this matter? Because our platform makes trading fixed-income more accessible, ultimately improving transparency, efficiency, and competition in the marketplace. Changing the way an established industry transacts is no easy feat. There will be twists and turns, because no ones ever done this before. But now, more than 2,000 clients around the world rely on our solutions, and that number is only expected to grow in the years ahead. We know where were going. How we get there is up to us. Join us and help Take Us There. The Role - We are currently seeking an experienced Senior Test Automation Engineer to join our European Regulatory Operations Scrum team. The Senior Test Automation Engineer will have a background in trading or investment banking domain and will be working within the scrum team to design and run automated tests and to help de
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        NEW
        Our Purpose - Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, were helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential. Title and Summary - Mastercard is a global technology company in the payments industry, connecting billions of consumers, financial institutions, merchants, governments, and businesses worldwide. We are driving the future of commerce by enabling secure, simple, and smart transactions. Artificial Intelligence is at the core of our strategy to make Mastercard stronger an
        Our Purpose - Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, were helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential. Title and Summary - Mastercard is a global technology company in the payments industry, connecting billions of consumers, financial institutions, merchants, governments, and businesses worldwide. We are driving the future of commerce by enabling secure, simple, and smart transactions. Artificial Intelligence is at the core of our strategy to make Mastercard stronger an
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        NEW
        At Burberry, we believe creativity opens spaces. Our purpose is to unlock the power of imagination to push boundaries and open new possibilities for our people, our customers and our communities. This is the core belief that has guided Burberry since it was founded in 1856 and is central to how we operate as a company today. We aim to provide an environment for creative minds from different backgrounds to thrive, bringing a wide range of skills and experiences to everything we do. As a purposeful, values-driven brand, we are committed to being a force for good in the world as well, creating the next generation of sustainable luxury for customers, driving industry change and championing our communities. The Principal Engineer will act as a technical thought partner and knowledge anchor for platform engineering across our Digital ecosystem.
        At Burberry, we believe creativity opens spaces. Our purpose is to unlock the power of imagination to push boundaries and open new possibilities for our people, our customers and our communities. This is the core belief that has guided Burberry since it was founded in 1856 and is central to how we operate as a company today. We aim to provide an environment for creative minds from different backgrounds to thrive, bringing a wide range of skills and experiences to everything we do. As a purposeful, values-driven brand, we are committed to being a force for good in the world as well, creating the next generation of sustainable luxury for customers, driving industry change and championing our communities. The Principal Engineer will act as a technical thought partner and knowledge anchor for platform engineering across our Digital ecosystem.
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        NEW

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        How many API jobs are there in Hertford?
        There are 45 API jobs within 20 miles of Hertford available on CWJobs right now.

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