Date posted
Commute time
Locations
Type of Company
Job types
Salaries
Locations
Locations
Salaries
Date posted
Type of Company
Job types
Locations
37 Permanent API jobs in St. Albans + 20 miles
148 exact matches jobs are outside your preferred location
Want to use your full stack skills to help stop real-world cyber attacks? This is your chance to join a fast-growing, VC-backed cybersecurity innovator, recognised by Gartner and trusted by Fortune 500s and critical infrastructure providers worldwide. Theyre building cutting-edge technology that helps organisations continuously understand how they could be compromised and theyre scaling fast. Now, theyre looking for a Senior Full Stack Engineer to join their Client Facing Applications (CFA) team, where youll help shape the customer experience for some of the worlds largest enterprises. * Designing and developing enterprise-grade SaaS features across backend and frontend systems * Building secure, scalable, and high-performing APIs and services (NestJS, GraphQL, REST) * Creating data-driven dashboards and UIs with React, Next.js, and Chakra UI
Want to use your full stack skills to help stop real-world cyber attacks? This is your chance to join a fast-growing, VC-backed cybersecurity innovator, recognised by Gartner and trusted by Fortune 500s and critical infrastructure providers worldwide. Theyre building cutting-edge technology that helps organisations continuously understand how they could be compromised and theyre scaling fast. Now, theyre looking for a Senior Full Stack Engineer to join their Client Facing Applications (CFA) team, where youll help shape the customer experience for some of the worlds largest enterprises. * Designing and developing enterprise-grade SaaS features across backend and frontend systems * Building secure, scalable, and high-performing APIs and services (NestJS, GraphQL, REST) * Creating data-driven dashboards and UIs with React, Next.js, and Chakra UI
NEW
)
Senior Backend Python Developer - REMOTE
Senior Backend Python Developer - REMOTE
XACT PLACEMENTS LIMITED
London
From £75,000 to £85,000 per annum
Senior Backend Engineer | High-Growth Cybersecurity Scale-Up | Fully Remote (Global) Are you ready to build the core systems that power one of the fastest-growing cybersecurity platforms on the planet? This is your chance to join a research-driven, venture-backed security scale-up thats trusted by some of the worlds biggest enterprises and critical infrastructure providers. Recognised by Gartner, armed with $29M+ in funding, and scaling aggressively worldwide, theyre on a mission to reshape how organisations stay ahead of real-world cyber threats. As a Senior Backend Engineer, youll play a key role in building scalable, high-performance backend systems that ingest, process, and serve data on millions of assetshelping global security teams uncover exposures before attackers do. * Designing and building backend services and data pipelines powering a cutting-edge ...
Senior Backend Engineer | High-Growth Cybersecurity Scale-Up | Fully Remote (Global) Are you ready to build the core systems that power one of the fastest-growing cybersecurity platforms on the planet? This is your chance to join a research-driven, venture-backed security scale-up thats trusted by some of the worlds biggest enterprises and critical infrastructure providers. Recognised by Gartner, armed with $29M+ in funding, and scaling aggressively worldwide, theyre on a mission to reshape how organisations stay ahead of real-world cyber threats. As a Senior Backend Engineer, youll play a key role in building scalable, high-performance backend systems that ingest, process, and serve data on millions of assetshelping global security teams uncover exposures before attackers do. * Designing and building backend services and data pipelines powering a cutting-edge ...
NEW
)
Job Description - Role Type: PermanentHybrid Working: 2 x weeklyLocation: Farnborough or London - DXCs Insurance Software and BPS business provides a range of software and services to the global insurance market including life, wealth, health, commercial and speciality, property and casualty, and reinsurance. DXC is also a key partner of the London Market, providing digital transformation and outsourcing services. DXCs insurance business has 13,000 domain experts serving 2,000 insurance customers operating in over 100 countries worldwide. Are you a dynamic Business Analyst or Systems Analyst with a passion for technology and insurance? Join our Global Specialty Implementation team at DXC Technology, where youll play a key role in delivering our industry-leading Assure product to ISB Insurance customers across Europe.
Job Description - Role Type: PermanentHybrid Working: 2 x weeklyLocation: Farnborough or London - DXCs Insurance Software and BPS business provides a range of software and services to the global insurance market including life, wealth, health, commercial and speciality, property and casualty, and reinsurance. DXC is also a key partner of the London Market, providing digital transformation and outsourcing services. DXCs insurance business has 13,000 domain experts serving 2,000 insurance customers operating in over 100 countries worldwide. Are you a dynamic Business Analyst or Systems Analyst with a passion for technology and insurance? Join our Global Specialty Implementation team at DXC Technology, where youll play a key role in delivering our industry-leading Assure product to ISB Insurance customers across Europe.
NEWPREMIUM
)
Digital Workflow & Automation Consultant
Digital Workflow & Automation Consultant
Apogee Corporation**
RG1, Reading, RG1 1LX
Competitive Salary + Car + Remote Working
With over 30 years of expertise, Apogee transforms how organisations of every size and sector manage their IT delivering everything they need through one seamless point of contact. As an independent subsidiary of HP Inc., we combine the agility of a specialist provider with the power of one of the worlds leading technology companies, giving our clients instant access to cutting-edge innovation backed by market-leading service operations! This is more than a technical role it is an opportunity to shape how organisations work! You will be at the forefront of designing and implementing intelligent workflows that free people from repetitive tasks and unlock their productivity. Working closely with colleagues, customers, and partners, you will transform processes and integrate cutting-edge technologies into real-world solutions. What You Will Do
With over 30 years of expertise, Apogee transforms how organisations of every size and sector manage their IT delivering everything they need through one seamless point of contact. As an independent subsidiary of HP Inc., we combine the agility of a specialist provider with the power of one of the worlds leading technology companies, giving our clients instant access to cutting-edge innovation backed by market-leading service operations! This is more than a technical role it is an opportunity to shape how organisations work! You will be at the forefront of designing and implementing intelligent workflows that free people from repetitive tasks and unlock their productivity. Working closely with colleagues, customers, and partners, you will transform processes and integrate cutting-edge technologies into real-world solutions. What You Will Do
NEW
)
AI Lead Developer
AI Lead Developer
Colchester Institute Enterprises Limited
CO3, Colchester, CO3 3LF
£42000.92 to £45906.64 per year
Join Colchester Institute – Where Your Career Makes a Difference - At Colchester Institute, we believe in the power of education to transform lives and communities. As one of the leading providers of education and training in the region, we are proud to offer a dynamic, supportive, and forward-thinking working environment. Whether you're an experienced professional or just starting out, working with us means being part of a team that values innovation, inclusivity, and excellence. We are committed to nurturing talent and creating opportunities for continuous professional growth and development. We are especially passionate about driving diversity and inspiring individuals from all backgrounds to thrive in careers across a wide range of sectors. This position is located within our Digital Solutions team in the IT & Digital Services department.
Join Colchester Institute – Where Your Career Makes a Difference - At Colchester Institute, we believe in the power of education to transform lives and communities. As one of the leading providers of education and training in the region, we are proud to offer a dynamic, supportive, and forward-thinking working environment. Whether you're an experienced professional or just starting out, working with us means being part of a team that values innovation, inclusivity, and excellence. We are committed to nurturing talent and creating opportunities for continuous professional growth and development. We are especially passionate about driving diversity and inspiring individuals from all backgrounds to thrive in careers across a wide range of sectors. This position is located within our Digital Solutions team in the IT & Digital Services department.
NEWFEATURED
)
Full Stack Software Developer ASP.NET C# jQuery HTML5 SQL - The ideal candidatewill be responsible for building and maintaining internal and external facing web applications. You will be working in a team of experienced developers to build highly performing systems that improve efficiency. Teams use Agile Methodology and follow Scrum and Kanban Frameworks. *ASP.NET C# jQuery HTML5 SQL Azure GIT - Job requirements - Role Responsibilities * Maintain existing products and provide resolutions to Escalated Support Calls within the agreed SLAs * Require testing developments from end to end before passed to Acceptance Testing * Ability to adapt quickly to an existing, complex environment * Evaluate, redesign and modify existing program logic to quickly and efficiently meet and exceed customer needs, by integrating new requirements and by applying proven development paths
Full Stack Software Developer ASP.NET C# jQuery HTML5 SQL - The ideal candidatewill be responsible for building and maintaining internal and external facing web applications. You will be working in a team of experienced developers to build highly performing systems that improve efficiency. Teams use Agile Methodology and follow Scrum and Kanban Frameworks. *ASP.NET C# jQuery HTML5 SQL Azure GIT - Job requirements - Role Responsibilities * Maintain existing products and provide resolutions to Escalated Support Calls within the agreed SLAs * Require testing developments from end to end before passed to Acceptance Testing * Ability to adapt quickly to an existing, complex environment * Evaluate, redesign and modify existing program logic to quickly and efficiently meet and exceed customer needs, by integrating new requirements and by applying proven development paths
NEWFEATURED
)
Title: Laboratory Systems Specialist - Location: Slough - Visa and Relocation support is offered with this role. Today, Lonza is a global leader in life sciences operating across five continents. While we work in science, theres no magic formula to how we do it. Our greatest scientific solution is talented people working together, devising ideas that help businesses to help people. In exchange, we let our people own their careers. Their ideas, big and small, genuinely improve the world. And thats the kind of work we want to be part of. The role of a Laboratory Systems Specialist is to lead the development and implementation of robust Lab/digital infrastructure within our R&D laboratories for the UK and US locations. This is pivotal in enabling efficient, automated data exchange between laboratory instruments and enterprise informatics systems such as Electronic Lab no
Title: Laboratory Systems Specialist - Location: Slough - Visa and Relocation support is offered with this role. Today, Lonza is a global leader in life sciences operating across five continents. While we work in science, theres no magic formula to how we do it. Our greatest scientific solution is talented people working together, devising ideas that help businesses to help people. In exchange, we let our people own their careers. Their ideas, big and small, genuinely improve the world. And thats the kind of work we want to be part of. The role of a Laboratory Systems Specialist is to lead the development and implementation of robust Lab/digital infrastructure within our R&D laboratories for the UK and US locations. This is pivotal in enabling efficient, automated data exchange between laboratory instruments and enterprise informatics systems such as Electronic Lab no
NEW
)
Embedded Software Manager
Embedded Software Manager
Synergetic Recruitment Group Limited
CB22, Cambridge
From £85,000 to £115,000 per annum
Senior Embedded A/V Manager - Location: Cambridge, UK (4 days a week onsite) Employment Type: Full-time, Permanent - An industry leading global technology company in the digital media and embedded systems space is seeking an experienced Senior Embedded A/V Manager to join its growing engineering team. This is a hands-on leadership role within a highly skilled group working on cutting-edge embedded products used worldwide across multiple sectors. The company designs and manufactures its own hardware, delivering robust, high-performance embedded media solutions that support a wide range of video, audio, and HTML rendering capabilities. * Manage a team of up to 10 embedded software developers working in C and C++ across the companys A/V stack and adjacent areas. * Oversee development and maintenance of embedded system software for high-definition video and complex audio.
Senior Embedded A/V Manager - Location: Cambridge, UK (4 days a week onsite) Employment Type: Full-time, Permanent - An industry leading global technology company in the digital media and embedded systems space is seeking an experienced Senior Embedded A/V Manager to join its growing engineering team. This is a hands-on leadership role within a highly skilled group working on cutting-edge embedded products used worldwide across multiple sectors. The company designs and manufactures its own hardware, delivering robust, high-performance embedded media solutions that support a wide range of video, audio, and HTML rendering capabilities. * Manage a team of up to 10 embedded software developers working in C and C++ across the companys A/V stack and adjacent areas. * Oversee development and maintenance of embedded system software for high-definition video and complex audio.
NEW
)
Our client, a well-known global brand, is seeking a Systems Analyst to join their IT Application Development Team based in London. This is a key role that will bridge the gap between business analysts and development teams, ensuring business requirements are translated into technically robust and user-focused solutions. * Collaborate with stakeholders to gather and analyse business requirements across internal systems. * Translate requirements into detailed backlog items and technical documentation. * Create wireframes, mock-ups, and prototypes using Figma to support development and stakeholder engagement. * Work closely with developers, testers, and product owners to enhance .NET-based systems and RESTful APIs. * Participate in Agile ceremonies including sprint planning, backlog grooming, and retrospectives. * Maintain documentation throughout the project lifecycle.
Our client, a well-known global brand, is seeking a Systems Analyst to join their IT Application Development Team based in London. This is a key role that will bridge the gap between business analysts and development teams, ensuring business requirements are translated into technically robust and user-focused solutions. * Collaborate with stakeholders to gather and analyse business requirements across internal systems. * Translate requirements into detailed backlog items and technical documentation. * Create wireframes, mock-ups, and prototypes using Figma to support development and stakeholder engagement. * Work closely with developers, testers, and product owners to enhance .NET-based systems and RESTful APIs. * Participate in Agile ceremonies including sprint planning, backlog grooming, and retrospectives. * Maintain documentation throughout the project lifecycle.
NEWFEATURED
)
Job Overview - In this role, youll play a key part in developing and leading data centre network initiatives, working collaboratively with diverse Infrastructure and Global Networks teams across multiple time zones. Together, youll deliver change and transformation across business-critical services. Some out-of-hours work may occasionally be required to support global operations. Youll bring your expertise as a skilled Data Centre Network Engineer to design, implement, manage, and support the networking infrastructure that underpins our data centres. Youll possess a strong knowledge of enterprise networking technologies, particularly Cisco ACI and Cisco SD-WAN, ensuring our networks are secure, scalable, and high-performing. Experience with automation and Infrastructure-as-Code (IaC) will help you develop efficient and reliable solutions that strengthen Arms global ..
Job Overview - In this role, youll play a key part in developing and leading data centre network initiatives, working collaboratively with diverse Infrastructure and Global Networks teams across multiple time zones. Together, youll deliver change and transformation across business-critical services. Some out-of-hours work may occasionally be required to support global operations. Youll bring your expertise as a skilled Data Centre Network Engineer to design, implement, manage, and support the networking infrastructure that underpins our data centres. Youll possess a strong knowledge of enterprise networking technologies, particularly Cisco ACI and Cisco SD-WAN, ensuring our networks are secure, scalable, and high-performing. Experience with automation and Infrastructure-as-Code (IaC) will help you develop efficient and reliable solutions that strengthen Arms global ..
NEW
)
Join a fast-growing AI startup transforming a trillion-pound industry through intelligent automation. We're building the next generation of workflow technology - streamlining complex, manual processes and empowering professionals to focus on the work that truly matters. If you love solving deep technical problems, shaping architecture, and seeing your code have a real-world impact, this is a chance to build something meaningful from the ground up. The Role - We're looking for a Senior Backend Engineer to take ownership of key backend services that power our AI-driven platform. You'll work closely with product, frontend, and AI teams to design, build, and scale backend systems that handle large-scale data, complex workflows, and real-time interactions. You'll join a small, high-calibre team where your ideas genuinely shape the direction of the product and the company.
Join a fast-growing AI startup transforming a trillion-pound industry through intelligent automation. We're building the next generation of workflow technology - streamlining complex, manual processes and empowering professionals to focus on the work that truly matters. If you love solving deep technical problems, shaping architecture, and seeing your code have a real-world impact, this is a chance to build something meaningful from the ground up. The Role - We're looking for a Senior Backend Engineer to take ownership of key backend services that power our AI-driven platform. You'll work closely with product, frontend, and AI teams to design, build, and scale backend systems that handle large-scale data, complex workflows, and real-time interactions. You'll join a small, high-calibre team where your ideas genuinely shape the direction of the product and the company.
NEWFEATURED
)
Software Engineer
Software Engineer
Inspire People
CR2, South Croydon
£41100 - £44400 per annum + 29% pension + Civil Service benefits
HM Land Registry (HMLR) are modernising the systems and services that underpin property ownership across England and Wales - some of the most valuable data in the UK economy. As a Software Developer, you'll play an important role in designing, building and supporting the digital services that help secure property rights and enable the housing market to function. Salary up to £44,400, 29% employer pension contribution plus full Civil Service benefits. Flexible, hybrid working from 14 office locations across the UK. Job Summary - You will join HMLR's Software Development Practice, part of the wider Digital, Data and Technology (DDaT) directorate. The practice includes Developers who work in multidisciplinary agile teams with product managers, delivery managers, testers, business analysts and user researchers.
HM Land Registry (HMLR) are modernising the systems and services that underpin property ownership across England and Wales - some of the most valuable data in the UK economy. As a Software Developer, you'll play an important role in designing, building and supporting the digital services that help secure property rights and enable the housing market to function. Salary up to £44,400, 29% employer pension contribution plus full Civil Service benefits. Flexible, hybrid working from 14 office locations across the UK. Job Summary - You will join HMLR's Software Development Practice, part of the wider Digital, Data and Technology (DDaT) directorate. The practice includes Developers who work in multidisciplinary agile teams with product managers, delivery managers, testers, business analysts and user researchers.
NEW
)
Experience with Java and API testing using Postman.
Experience with Java and API testing using Postman.
NEW
Experience with Java and API testing using Postman.
Experience with Java and API testing using Postman.
NEW
)
Knowledge of RESTful API development and integration.
Knowledge of RESTful API development and integration.
NEW
RESTful API development
RESTful API development
NEW
)
Experience with some of the technologies we make use of: Groovy, Python, AWS Serverless (API Gateway, Lambdas), XML, JSON, Open API, virtualisation in general and especially Docker and its eco system, Git, NoSQL products and concepts (Dynamo, column family, etc.)
Experience with some of the technologies we make use of: Groovy, Python, AWS Serverless (API Gateway, Lambdas), XML, JSON, Open API, virtualisation in general and especially Docker and its eco system, Git, NoSQL products and concepts (Dynamo, column family, etc.)
NEW
)
Contribute to backend/API testing and assist with security testing initiatives * Strong knowledge of API testing and backend system validation
Contribute to backend/API testing and assist with security testing initiatives * Strong knowledge of API testing and backend system validation
NEW
)
Build, fine-tune, and evaluate LLM-based Q&A models using frameworks like AWS Bedrock, Langchain, HuggingFace Transformers or OpenAI API.
Build, fine-tune, and evaluate LLM-based Q&A models using frameworks like AWS Bedrock, Langchain, HuggingFace Transformers or OpenAI API.
NEW
Build, fine-tune, and evaluate LLM-based Q&A models using frameworks like AWS Bedrock, Langchain, HuggingFace Transformers or OpenAI API.
Build, fine-tune, and evaluate LLM-based Q&A models using frameworks like AWS Bedrock, Langchain, HuggingFace Transformers or OpenAI API.
NEW
)
SharePoint Developer
SharePoint Developer
PPF (Pension Protection Fund)
CR0, Croydon
From £56,000 to £61,500 per annum plus Civil Service pension and other
You should be confident working with cloud technologies like Azure, API development and integration, and SharePoint administration.
You should be confident working with cloud technologies like Azure, API development and integration, and SharePoint administration.
NEWFEATURED
)
RESTful API design and development
RESTful API design and development
NEW
)
Familiarity with testing tools/frameworks (e.g., JUnit, Postman) and API testing
Familiarity with testing tools/frameworks (e.g., JUnit, Postman) and API testing
NEW
)
Solid experience with AWS services particularly Lambda, S3, API Gateway, Chime, and Connect.
Solid experience with AWS services particularly Lambda, S3, API Gateway, Chime, and Connect.
NEW
)
Understanding of the product management lifecycle, especially API-based products and solutions.
Understanding of the product management lifecycle, especially API-based products and solutions.
NEW