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26 Contract API jobs in Hertfordshire + 20 miles
165 exact matches jobs are outside your preferred location
Salary: £90,000 - £110,000 - Why Midnite? Midnite is a next-generation betting platform that is built for todays fandom. We are a collective of engineers and designers who all share a passion for building the best sportsbook & casino experience possible, allowing our fans to feel closer to the games they love through the rush of winning money. Unlike the alternatives, Midnite doesn't feel like a website built two decades ago. Instead, it's a cutting-edge creation, designed and constructed from the ground up with the latest technologies. Crafting an experience that's truly intuitive, immersive, and immediately understandable is no walk in the park, but we thrive on the challenge. We believe we're on the brink of creating something truly awesome. What will you do? We're searching for a skilled senior backend engineer to play a pivotal role in shaping Midnite's technolog
Salary: £90,000 - £110,000 - Why Midnite? Midnite is a next-generation betting platform that is built for todays fandom. We are a collective of engineers and designers who all share a passion for building the best sportsbook & casino experience possible, allowing our fans to feel closer to the games they love through the rush of winning money. Unlike the alternatives, Midnite doesn't feel like a website built two decades ago. Instead, it's a cutting-edge creation, designed and constructed from the ground up with the latest technologies. Crafting an experience that's truly intuitive, immersive, and immediately understandable is no walk in the park, but we thrive on the challenge. We believe we're on the brink of creating something truly awesome. What will you do? We're searching for a skilled senior backend engineer to play a pivotal role in shaping Midnite's technolog
Salary: £40,000 - £50,000 - Why Midnite? Midnite is a next-generation betting platform that is built for todays fandom. We are a collective of engineers and designers who all share a passion for building the best sportsbook & casino experience possible, allowing our fans to feel closer to the games they love through the rush of winning money. Unlike the alternatives, Midnite doesn't feel like a website built two decades ago. Instead, it's a cutting-edge creation, designed and constructed from the ground up with the latest technologies. Crafting an experience that's truly intuitive, immersive, and immediately understandable is no walk in the park, but we thrive on the challenge. We believe we're on the brink of creating something truly awesome. What will you do? Were looking for a junior backend engineer who is eager to learn and grow under the guidance of experienced
Salary: £40,000 - £50,000 - Why Midnite? Midnite is a next-generation betting platform that is built for todays fandom. We are a collective of engineers and designers who all share a passion for building the best sportsbook & casino experience possible, allowing our fans to feel closer to the games they love through the rush of winning money. Unlike the alternatives, Midnite doesn't feel like a website built two decades ago. Instead, it's a cutting-edge creation, designed and constructed from the ground up with the latest technologies. Crafting an experience that's truly intuitive, immersive, and immediately understandable is no walk in the park, but we thrive on the challenge. We believe we're on the brink of creating something truly awesome. What will you do? Were looking for a junior backend engineer who is eager to learn and grow under the guidance of experienced
Who are OnBuy? OnBuy are an online marketplace who are on a mission of being the best choice for every customer, everywhere. We have recently been named one of the UK's fastest-growing tech companies in the Sunday Times 100 Tech list. All achievements we are very proud of, but we don't let that go to our head. We are all laser focused on our mission and understand the huge joint effort ahead of us needed to succeed. We are a team of driven and motivated people who thrive when working at pace. To succeed at OnBuy you need to take charge and fully own your responsibilities, rolling your sleeves up when needed to 'get it done'. Working at OnBuy you are surrounded by so much opportunity, but you must possess the ability to stay focused and prioritise ruthlessly. Most importantly, you will thrive in an ever-changing environment as we are constantly evolving.
Who are OnBuy? OnBuy are an online marketplace who are on a mission of being the best choice for every customer, everywhere. We have recently been named one of the UK's fastest-growing tech companies in the Sunday Times 100 Tech list. All achievements we are very proud of, but we don't let that go to our head. We are all laser focused on our mission and understand the huge joint effort ahead of us needed to succeed. We are a team of driven and motivated people who thrive when working at pace. To succeed at OnBuy you need to take charge and fully own your responsibilities, rolling your sleeves up when needed to 'get it done'. Working at OnBuy you are surrounded by so much opportunity, but you must possess the ability to stay focused and prioritise ruthlessly. Most importantly, you will thrive in an ever-changing environment as we are constantly evolving.
Department : Solution - Location : Remote North America / Brazil (EST/PST Timezone) Type : Full-time (contract), Junior role - At TITAN's Solution Department, we solve smart puzzles for real-world clients. As an Application Specialist , you'll build logical workflows, help customize the platform to client needs, and collaborate with global teams to design and implement tailored technical solutions. You're not just solving a client's immediate challenge - youre architecting scalable workflows, translating needs into logic, and building long-term trust in the platform. This role is perfect for someone analytical, communicative, and globally curious - someone who enjoys digging into the why not just the how, and who is both business and tech/logic oriented. * Recent graduate (up to 1 year post-graduation) with a degree in Industrial Engineering (Information Systems focus
Department : Solution - Location : Remote North America / Brazil (EST/PST Timezone) Type : Full-time (contract), Junior role - At TITAN's Solution Department, we solve smart puzzles for real-world clients. As an Application Specialist , you'll build logical workflows, help customize the platform to client needs, and collaborate with global teams to design and implement tailored technical solutions. You're not just solving a client's immediate challenge - youre architecting scalable workflows, translating needs into logic, and building long-term trust in the platform. This role is perfect for someone analytical, communicative, and globally curious - someone who enjoys digging into the why not just the how, and who is both business and tech/logic oriented. * Recent graduate (up to 1 year post-graduation) with a degree in Industrial Engineering (Information Systems focus
Job Description: Software Engineer ABOUT US Jonas Metals Software has been delivering market-leading ERP software solutions to the metals industry for over 35 years. Our developers are passionate about building robust, high-quality systems that drive real value for our customers. We embrace agile methodologies and promote continuous improvement across our products, toolsets, and development processes. Team members are empowered to influence standards, technical direction, and architectural evolution. We recognise that software development is a constantly evolving discipline. Thats why we dedicate time and resources for our developers to research, experiment, and innovate. As part of the Jonas Group of companies, we offer strong career development opportunities across a global network of businesses.
Job Description: Software Engineer ABOUT US Jonas Metals Software has been delivering market-leading ERP software solutions to the metals industry for over 35 years. Our developers are passionate about building robust, high-quality systems that drive real value for our customers. We embrace agile methodologies and promote continuous improvement across our products, toolsets, and development processes. Team members are empowered to influence standards, technical direction, and architectural evolution. We recognise that software development is a constantly evolving discipline. Thats why we dedicate time and resources for our developers to research, experiment, and innovate. As part of the Jonas Group of companies, we offer strong career development opportunities across a global network of businesses.
Looking to make a real impact? Our Internal Systems team plays a critical role behind the scenes, building and supporting the NetSuite platform that keeps our Finance and Sales teams running smoothly. This is a chance to take real ownership, bring new ideas to life, and build smart, scalable solutions. With a small, agile team around you, there's plenty of room to innovate, automate, and truly make your mark. What you'll be doing - As a NetSuite Developer, you'll support and enhance our corporate NetSuite ERP system, working closely with the Internal Services team and reporting to the Head of Corporate Systems. You'll develop new features, maintain existing code, and help extend NetSuite's functionality across the business. Your work will include building custom workflows, forms, automations, and scripts within the NetSuite environment, as well as integrating third-pa
Looking to make a real impact? Our Internal Systems team plays a critical role behind the scenes, building and supporting the NetSuite platform that keeps our Finance and Sales teams running smoothly. This is a chance to take real ownership, bring new ideas to life, and build smart, scalable solutions. With a small, agile team around you, there's plenty of room to innovate, automate, and truly make your mark. What you'll be doing - As a NetSuite Developer, you'll support and enhance our corporate NetSuite ERP system, working closely with the Internal Services team and reporting to the Head of Corporate Systems. You'll develop new features, maintain existing code, and help extend NetSuite's functionality across the business. Your work will include building custom workflows, forms, automations, and scripts within the NetSuite environment, as well as integrating third-pa
About The Role - FDM is a global business and technology consultancy seeking a Senior Pega Developer to work for our client within the public sector. This is initially a 7-month contract with the potential to extend and will be a remote role. Our client is seeking a highly skilled and motivated Senior Pega Developer to join our growing technology team. In this pivotal role, you will play an integral part in the design, development, and deployment of robust, scalable, and efficient Pega-based business applications. Working collaboratively with solution architects, business analysts, and key stakeholders, you will be responsible for delivering high-quality software solutions that meet business requirements while adhering to technical standards and Pega best practices. You will be expected to contribute across the full software development lifecycle and help drive contin
About The Role - FDM is a global business and technology consultancy seeking a Senior Pega Developer to work for our client within the public sector. This is initially a 7-month contract with the potential to extend and will be a remote role. Our client is seeking a highly skilled and motivated Senior Pega Developer to join our growing technology team. In this pivotal role, you will play an integral part in the design, development, and deployment of robust, scalable, and efficient Pega-based business applications. Working collaboratively with solution architects, business analysts, and key stakeholders, you will be responsible for delivering high-quality software solutions that meet business requirements while adhering to technical standards and Pega best practices. You will be expected to contribute across the full software development lifecycle and help drive contin
Location : Hybrid - Once a week Crawley or Peterborough - Job type: Full time/Perm - About Akixi - Akixi is a leading provider of cloud-based call and contact analytics solutions, empowering businesses to enhance their communications and operational efficiency. As a modern SaaS vendor, Akixi is dedicated to delivering innovative, scalable, and reliable analytics software designed to meet the evolving needs of businesses of all - sizes. Alongside our powerful analytics offerings, Akixi provides comprehensive CRM integration solutions, enabling businesses to streamline customer interactions and enhance productivity by connecting communication systems with their existing CRM platforms. At Akixi, were driven by a passion for delivering cutting-edge solutions that empower organisations to make data-driven decisions, optimise their operations, and thrive in todays competiti
Location : Hybrid - Once a week Crawley or Peterborough - Job type: Full time/Perm - About Akixi - Akixi is a leading provider of cloud-based call and contact analytics solutions, empowering businesses to enhance their communications and operational efficiency. As a modern SaaS vendor, Akixi is dedicated to delivering innovative, scalable, and reliable analytics software designed to meet the evolving needs of businesses of all - sizes. Alongside our powerful analytics offerings, Akixi provides comprehensive CRM integration solutions, enabling businesses to streamline customer interactions and enhance productivity by connecting communication systems with their existing CRM platforms. At Akixi, were driven by a passion for delivering cutting-edge solutions that empower organisations to make data-driven decisions, optimise their operations, and thrive in todays competiti
As a Technical Support Team Lead at Rapid7, youll lead a team of Technical Support Engineers who help customers resolve complex technical issues. Youll combine hands-on problem-solving with coaching and operational oversight to deliver a world-class support experience in our EMEA region. About the Team - The EMEA Technical Support team plays a key role in ensuring our customers receive world-class support as they adopt and scale Rapid7s security products. We are a tight-knit, collaborative group that takes pride in our ability to solve complex problems, support each others development, and consistently deliver excellent service. About the Role - As a Technical Support Team Lead, your primary responsibility will be to drive day-to-day operational excellence, support team growth, and foster a culture of ownership and continuous learning.
As a Technical Support Team Lead at Rapid7, youll lead a team of Technical Support Engineers who help customers resolve complex technical issues. Youll combine hands-on problem-solving with coaching and operational oversight to deliver a world-class support experience in our EMEA region. About the Team - The EMEA Technical Support team plays a key role in ensuring our customers receive world-class support as they adopt and scale Rapid7s security products. We are a tight-knit, collaborative group that takes pride in our ability to solve complex problems, support each others development, and consistently deliver excellent service. About the Role - As a Technical Support Team Lead, your primary responsibility will be to drive day-to-day operational excellence, support team growth, and foster a culture of ownership and continuous learning.
Were looking for a Technical Support Engineer I to join our Belfast team, focused on supporting our InsightAppSec product. In this role, youll troubleshoot complex application security issues, guide customers through technical challenges, and collaborate cross-functionally to deliver outstanding support experiences. If you're passionate about web technologies, eager to learn, and motivated to help customers succeed, we want to hear from you. About the Team - Our ever-growing Technical Support team are seeking candidates who have a passion for providing exceptional customer experiences through solving complex technical problems. The focus of this position will be on becoming a subject matter expert on, but not limited to InsightAppSec - our cloud-based application security testing solution designed to help organizations identify, prioritize, and manage vulnerabilities
Were looking for a Technical Support Engineer I to join our Belfast team, focused on supporting our InsightAppSec product. In this role, youll troubleshoot complex application security issues, guide customers through technical challenges, and collaborate cross-functionally to deliver outstanding support experiences. If you're passionate about web technologies, eager to learn, and motivated to help customers succeed, we want to hear from you. About the Team - Our ever-growing Technical Support team are seeking candidates who have a passion for providing exceptional customer experiences through solving complex technical problems. The focus of this position will be on becoming a subject matter expert on, but not limited to InsightAppSec - our cloud-based application security testing solution designed to help organizations identify, prioritize, and manage vulnerabilities
Skilled in modern architectural patterns like microservices, API-driven design and event-driven architecture.
Skilled in modern architectural patterns like microservices, API-driven design and event-driven architecture.
Experience with Microsoft Graph API, REST APIs, and cloud integration patterns (Azure preferred).
Experience with Microsoft Graph API, REST APIs, and cloud integration patterns (Azure preferred).
REST API integration expertise using Axios, authentication handling, error management, and data transformation
REST API integration expertise using Axios, authentication handling, error management, and data transformation
You would be working on a variety of projects from Cloud Payment Gateways, API's, JSON and REST, New cloud microservices developments - there's a lot here to keep you busy. This includes: C#, .NET Framework, .NET Core, ASP.NET (core), API's RESTful Services, JSON, Docker, GIT (Bitbucket), OOP, SOLID, Cloud deployment and microservices, NoSQL and Oracle (SQL PL/SQL), AWS & Azure.
You would be working on a variety of projects from Cloud Payment Gateways, API's, JSON and REST, New cloud microservices developments - there's a lot here to keep you busy. This includes: C#, .NET Framework, .NET Core, ASP.NET (core), API's RESTful Services, JSON, Docker, GIT (Bitbucket), OOP, SOLID, Cloud deployment and microservices, NoSQL and Oracle (SQL PL/SQL), AWS & Azure.
NEW
You will be allocated to a product team working on specific applications, which could include assets and metering products, API's, JSON and REST, new cloud microservices developments - there's a lot here to keep you busy. C#, .NET Framework, .NET Core, ASP.NET (core), API's RESTful Services, JSON, Docker, GIT (Bitbucket), OOP, SOLID, Cloud deployment and microservices, NoSQL and Oracle (SQL PL/SQL), AWS & Azure
You will be allocated to a product team working on specific applications, which could include assets and metering products, API's, JSON and REST, new cloud microservices developments - there's a lot here to keep you busy. C#, .NET Framework, .NET Core, ASP.NET (core), API's RESTful Services, JSON, Docker, GIT (Bitbucket), OOP, SOLID, Cloud deployment and microservices, NoSQL and Oracle (SQL PL/SQL), AWS & Azure
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New GraphQL API backends.
New GraphQL API backends.