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        Hertfordshire
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        • Hertfordshire

        11 Contract API jobs in Hertford + 20 miles

        113 exact matches jobs are outside your preferred location

        Java Developers - SC Clearance - 100% Remote

        Experis
        UK
        Up to £600 per day
        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
        Your new company - A forward-thinking, high-end residential construction firm based in Hertfordshire is embracing digital transformation to stay ahead in a tech-driven industry. With a collaborative and friendly culture, the business is investing in innovation, AI, and the right people to shape the future of construction. Your new role - You'll be a tech-savvy, people-smart professional with a passion for innovation and a hands-on approach. * Experience in data analysis, digital innovation, or tech transformation (construction experience is a bonus). * Familiarity with AI tools (e.g. ChatGPT, Copilot, Midjourney) and business platforms (e.g. Power BI, Excel, Google Workspace). * Strong communication skills and the ability to translate technical concepts into plain English. * A proactive mindset, curiosity, and the ability to manage multiple priorities.
        Your new company - A forward-thinking, high-end residential construction firm based in Hertfordshire is embracing digital transformation to stay ahead in a tech-driven industry. With a collaborative and friendly culture, the business is investing in innovation, AI, and the right people to shape the future of construction. Your new role - You'll be a tech-savvy, people-smart professional with a passion for innovation and a hands-on approach. * Experience in data analysis, digital innovation, or tech transformation (construction experience is a bonus). * Familiarity with AI tools (e.g. ChatGPT, Copilot, Midjourney) and business platforms (e.g. Power BI, Excel, Google Workspace). * Strong communication skills and the ability to translate technical concepts into plain English. * A proactive mindset, curiosity, and the ability to manage multiple priorities.
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        NEW
        Cybersecurity Incident Response Specialist - CONTRACT OPPORTUNITY * Remote with occasional trips to London (not expensed). * £750.00 per day. * 6 months. * ASAP start, ASAP interviews. * Right to work in the UK mandatory. The Cybersecurity Incident Response Specialist will be responsible for investigating, analysing and providing specialist expertise for the resolution of security incidents / attacks aimed at the client. Support the long-term strategic goals of Cyber Operations pillar support Senior Analysts and Analysts in managing incidents and liaise with SOC engineers to ensure appropriate security measures, technologies and processes are in place to avoid reoccurrence of incidents. * Demonstrate an ability to understand in detail how an incident has occurred without relying on alerts (e.g., reviewing logs and threat intelligence data).
        Cybersecurity Incident Response Specialist - CONTRACT OPPORTUNITY * Remote with occasional trips to London (not expensed). * £750.00 per day. * 6 months. * ASAP start, ASAP interviews. * Right to work in the UK mandatory. The Cybersecurity Incident Response Specialist will be responsible for investigating, analysing and providing specialist expertise for the resolution of security incidents / attacks aimed at the client. Support the long-term strategic goals of Cyber Operations pillar support Senior Analysts and Analysts in managing incidents and liaise with SOC engineers to ensure appropriate security measures, technologies and processes are in place to avoid reoccurrence of incidents. * Demonstrate an ability to understand in detail how an incident has occurred without relying on alerts (e.g., reviewing logs and threat intelligence data).
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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
        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
        Experience: 10+ Years in Web Automation, 4+ Years in Python, 2+ Years in API, 2+ Years in SQL. * Automate API testing and integration workflows using Python libraries (e.g., requests, httpx). * Perform data-driven API testing, including authentication handling and response validation. * Practical knowledge of API testing using Postman and Python-based tools.
        Experience: 10+ Years in Web Automation, 4+ Years in Python, 2+ Years in API, 2+ Years in SQL. * Automate API testing and integration workflows using Python libraries (e.g., requests, httpx). * Perform data-driven API testing, including authentication handling and response validation. * Practical knowledge of API testing using Postman and Python-based tools.
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        NEW
        Define and execute the technical strategy around customer facing platforms such as API frameworks, browser and mobile solutions, AI protocols and data processing pipelines
        Define and execute the technical strategy around customer facing platforms such as API frameworks, browser and mobile solutions, AI protocols and data processing pipelines
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        Want a 3D Career? Join Norgine. At Norgine, our colleagues Dare themselves to be different and try new things, Drive to achieve their goals and beyond, and Develop themselves and their community. We call it the 3D career at Norgine and it offers you a fully-rounded experience with no limits. Bring everything about yourself that youre proud of, whether thats your passion for making a difference, focus on others well-being, or intellectual curiosity to unleash in a fast-paced environment and supportive community. In return, get a sense of belonging, a long-term career with ongoing development and upskilling, and a company that cares about peoples wellness as much as you do. Norgine: Transforming Healthcare, Backed by Over a Century of Expertise. We have an exciting opportunity for an Enterprise Architect to join Norgine.
        Want a 3D Career? Join Norgine. At Norgine, our colleagues Dare themselves to be different and try new things, Drive to achieve their goals and beyond, and Develop themselves and their community. We call it the 3D career at Norgine and it offers you a fully-rounded experience with no limits. Bring everything about yourself that youre proud of, whether thats your passion for making a difference, focus on others well-being, or intellectual curiosity to unleash in a fast-paced environment and supportive community. In return, get a sense of belonging, a long-term career with ongoing development and upskilling, and a company that cares about peoples wellness as much as you do. Norgine: Transforming Healthcare, Backed by Over a Century of Expertise. We have an exciting opportunity for an Enterprise Architect to join Norgine.
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        Day to day we build backend services, integrations with platforms like the Google Ads API, and features within Campaign Manager that give hoteliers both strategic control and tactical flexibility. * Integrations: Google Ads API, various metasearch and advertising platforms * Familiarity with the Google Ads API. * gRPC experience (we maintain a TypeScript Google Ads API library).
        Day to day we build backend services, integrations with platforms like the Google Ads API, and features within Campaign Manager that give hoteliers both strategic control and tactical flexibility. * Integrations: Google Ads API, various metasearch and advertising platforms * Familiarity with the Google Ads API. * gRPC experience (we maintain a TypeScript Google Ads API library).
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        NEW
        With our continued growth, we are recruiting for a QA Automation Engineer to join our team at Revolution. The role will be hybrid or remote working ,although if remote, some (very infrequent) travel may be required to our company head quarters. In return, you will receive a competitive salary along with a generous company benefits package.. Who we are - Revolution, wholly owned by Stonebridge Mortgage Solutions, provide Innovative cloud-based software solutions exclusive to Stonebridge. Stonebridge Mortgage Solutions Ltd is one of the leading dedicated mortgage and protection networks in the UK with a professional community of more than 1,100 mortgage and protection advisers and 600 firms. Our team is comprised of passionate professionals committed to excellence and continuous improvement. We aim to provide world class support and guidance utilising our cutting-edge s
        With our continued growth, we are recruiting for a QA Automation Engineer to join our team at Revolution. The role will be hybrid or remote working ,although if remote, some (very infrequent) travel may be required to our company head quarters. In return, you will receive a competitive salary along with a generous company benefits package.. Who we are - Revolution, wholly owned by Stonebridge Mortgage Solutions, provide Innovative cloud-based software solutions exclusive to Stonebridge. Stonebridge Mortgage Solutions Ltd is one of the leading dedicated mortgage and protection networks in the UK with a professional community of more than 1,100 mortgage and protection advisers and 600 firms. Our team is comprised of passionate professionals committed to excellence and continuous improvement. We aim to provide world class support and guidance utilising our cutting-edge s
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        NEW
        Our world is transforming, and PTC is leading the way. Our software brings the physical and digital worlds together, enabling companies to improve operations, create better products, and empower people in all aspects of their business. Our people make all the difference in our success. Today, we are a global team of nearly 7,000 and our main objective is to create opportunities for our team members to explore, learn, and grow all while seeing their ideas come to life and celebrating the differences that make us who we are and the work we do possible. Position Summary - The Principal Software Engineer is a senior technical engineer who blends architectural ownership with direct engineering. They drive the design and optimization of complex CAD subsystems, act as a mentor to peers, and ensure solutions scale and meet customer needs.
        Our world is transforming, and PTC is leading the way. Our software brings the physical and digital worlds together, enabling companies to improve operations, create better products, and empower people in all aspects of their business. Our people make all the difference in our success. Today, we are a global team of nearly 7,000 and our main objective is to create opportunities for our team members to explore, learn, and grow all while seeing their ideas come to life and celebrating the differences that make us who we are and the work we do possible. Position Summary - The Principal Software Engineer is a senior technical engineer who blends architectural ownership with direct engineering. They drive the design and optimization of complex CAD subsystems, act as a mentor to peers, and ensure solutions scale and meet customer needs.
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        Our world is transforming, and PTC is leading the way. Our software brings the physical and digital worlds together, enabling companies to improve operations, create better products, and empower people in all aspects of their business. Our people make all the difference in our success. Today, we are a global team of nearly 7,000 and our main objective is to create opportunities for our team members to explore, learn, and grow all while seeing their ideas come to life and celebrating the differences that make us who we are and the work we do possible. Senior Software Engineer CAD - Position Summary - The Senior Software Engineer contributes to the design, development, and testing of sophisticated CAD capabilities. They partner with architects, product managers, and peers across PTCs global engineering organization to ensure quality, scalability, and shared technical ap
        Our world is transforming, and PTC is leading the way. Our software brings the physical and digital worlds together, enabling companies to improve operations, create better products, and empower people in all aspects of their business. Our people make all the difference in our success. Today, we are a global team of nearly 7,000 and our main objective is to create opportunities for our team members to explore, learn, and grow all while seeing their ideas come to life and celebrating the differences that make us who we are and the work we do possible. Senior Software Engineer CAD - Position Summary - The Senior Software Engineer contributes to the design, development, and testing of sophisticated CAD capabilities. They partner with architects, product managers, and peers across PTCs global engineering organization to ensure quality, scalability, and shared technical ap
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        When applying for roles at Tealium, please use our official careers page or LinkedIn company profile. All other sites where Tealium careers may appear may not be legitimate. WHO WE ARE Tealium is the trusted leader in real-time Customer Data Platforms (CDP), helping organizations unify their customer data to deliver more personalized, privacy-conscious experiences. As the demand for connected, intelligent customer engagement grows, Tealiums leadership in CDP is translating directly into leadership in enabling enterprise AI strategies. By providing clean, consented, and actionable data, Tealium empowers its customers to accelerate the adoption of AI and machine learning, fueling smarter personalization, predictive insights, and business outcomes at scale. More than 800 leading global brands trust Tealium to power their customer data strategies and deliver real-time, ..
        When applying for roles at Tealium, please use our official careers page or LinkedIn company profile. All other sites where Tealium careers may appear may not be legitimate. WHO WE ARE Tealium is the trusted leader in real-time Customer Data Platforms (CDP), helping organizations unify their customer data to deliver more personalized, privacy-conscious experiences. As the demand for connected, intelligent customer engagement grows, Tealiums leadership in CDP is translating directly into leadership in enabling enterprise AI strategies. By providing clean, consented, and actionable data, Tealium empowers its customers to accelerate the adoption of AI and machine learning, fueling smarter personalization, predictive insights, and business outcomes at scale. More than 800 leading global brands trust Tealium to power their customer data strategies and deliver real-time, ..
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        You are a collaborative Software Engineer with proven professional experience in Javascript/Typescript , React , and Node.JS , you possess a strong understanding of API design, consumption, and client-side logic.
        You are a collaborative Software Engineer with proven professional experience in Javascript/Typescript , React , and Node.JS , you possess a strong understanding of API design, consumption, and client-side logic.
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        Frequently Asked Questions

        How many contract API jobs are there in Hertford?
        There are 11 contract API jobs within 20 miles of Hertford available on CWJobs right now.

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