Date posted
Commute time
Locations
Type of Company
Job types
Salaries
Locations
Locations
Salaries
Date posted
Type of Company
Job types
4 API jobs in Blackweir, Cardiff + 20 miles
)
Familiarity with AI/ML frameworks (e.g., OpenAI API, TensorFlow, PyTorch) and automation platforms.
Familiarity with AI/ML frameworks (e.g., OpenAI API, TensorFlow, PyTorch) and automation platforms.
NEW
)
Your new company - Join a purpose-driven organisation at the heart of a thriving community, where technology is being harnessed to transform lives. This values-led housing provider is embarking on a bold digital transformation journey, with a clear mission to deliver outstanding services to residents through innovation and excellence. With a strong commitment to social impact and modernisation, this is a place where your work will truly matter. Your new role - As the Senior Software Developer, you'll be the cornerstone of a brand-new in-house development team. You'll lead the design and implementation of a cutting-edge, event-driven integration platform built on Microsoft Azure, working initially alongside expert consultants before taking full technical ownership. This is a rare opportunity to shape the future of digital services from the ground up-architecting scalab
Your new company - Join a purpose-driven organisation at the heart of a thriving community, where technology is being harnessed to transform lives. This values-led housing provider is embarking on a bold digital transformation journey, with a clear mission to deliver outstanding services to residents through innovation and excellence. With a strong commitment to social impact and modernisation, this is a place where your work will truly matter. Your new role - As the Senior Software Developer, you'll be the cornerstone of a brand-new in-house development team. You'll lead the design and implementation of a cutting-edge, event-driven integration platform built on Microsoft Azure, working initially alongside expert consultants before taking full technical ownership. This is a rare opportunity to shape the future of digital services from the ground up-architecting scalab
NEW
)
Were looking for a junior or graduate Python developer to join our team. You must be someone whos confident talking to customers, highly organised, and excited to learn and grow in a fast-paced environment. What Youll Do * Build and support Python-based tools and applications. * Work directly with customers - understand their needs and explain solutions clearly. * Join client calls, demos, and feedback sessions with confidence. * Manage and prioritise tasks to keep projects on track. * Use modern AI tools (e.g. Claude, ChatGPT) to boost your development work. What Were Looking For * Good Python skills and a passion for building software. * Excellent communication skills and confidence dealing with customers. * Strong organisation and time-management abilities. * Eagerness to learn and use AI tools. * Any experience with APIs, web frameworks, or Git is a bonus! Why Joi
Were looking for a junior or graduate Python developer to join our team. You must be someone whos confident talking to customers, highly organised, and excited to learn and grow in a fast-paced environment. What Youll Do * Build and support Python-based tools and applications. * Work directly with customers - understand their needs and explain solutions clearly. * Join client calls, demos, and feedback sessions with confidence. * Manage and prioritise tasks to keep projects on track. * Use modern AI tools (e.g. Claude, ChatGPT) to boost your development work. What Were Looking For * Good Python skills and a passion for building software. * Excellent communication skills and confidence dealing with customers. * Strong organisation and time-management abilities. * Eagerness to learn and use AI tools. * Any experience with APIs, web frameworks, or Git is a bonus! Why Joi
NEW
Were seeking a Senior Automation Tester for our public sector client on an initial 5-month contract paying up to £750 per day Inside IR35. You will need to either hold a current Security Clearance (SC) or have the ability to pass it. This role offers remote working and the opportunity to work on innovative projects involving cloud, automation, and AI technologies. Youll be responsible for building and maintaining automated test frameworks, ensuring quality across front-end and back-end systems, and collaborating within a multi-disciplinary Agile team. The successful Senior Automation Tester will possess proven skills working with the following - * C#, Selenium, BDD, MSTest, RestSharp, JavaScript * Azure, Azure DevOps, GitHub * JMeter or Azure Load Test * SQL and test automation from scratch * Agile delivery experience
Were seeking a Senior Automation Tester for our public sector client on an initial 5-month contract paying up to £750 per day Inside IR35. You will need to either hold a current Security Clearance (SC) or have the ability to pass it. This role offers remote working and the opportunity to work on innovative projects involving cloud, automation, and AI technologies. Youll be responsible for building and maintaining automated test frameworks, ensuring quality across front-end and back-end systems, and collaborating within a multi-disciplinary Agile team. The successful Senior Automation Tester will possess proven skills working with the following - * C#, Selenium, BDD, MSTest, RestSharp, JavaScript * Azure, Azure DevOps, GitHub * JMeter or Azure Load Test * SQL and test automation from scratch * Agile delivery experience
NEW
33 exact matches jobs are outside your preferred location
)
API and automation experience integrating with REST APIs, building automation scripts (Python, PowerShell, Bash), and embedding configuration into CI/CD pipelines.
API and automation experience integrating with REST APIs, building automation scripts (Python, PowerShell, Bash), and embedding configuration into CI/CD pipelines.
NEW
Knowledge of scripting languages like JavaScript and familiarity with Glide API
Knowledge of scripting languages like JavaScript and familiarity with Glide API
NEW
)
You’ll have a solid grasp of SEO, performance optimisation, and API integrations.
You’ll have a solid grasp of SEO, performance optimisation, and API integrations.
NEW
Strong hands-on experience with Microsoft Azure core services (networking, compute, storage) and platform services (AKS, App Services, API Management, Event Hub/Service Bus).
Strong hands-on experience with Microsoft Azure core services (networking, compute, storage) and platform services (AKS, App Services, API Management, Event Hub/Service Bus).
NEWFEATURED
)
Lead Data & Machine Learning Architect
Lead Data & Machine Learning Architect
ZENOVO LTD
Beeches Industrial Estate, BS37 5JF
Up to £60,000 (depending on experience)
Job Title: Lead Data & Machine Learning Architect - Location: Yate (On-Site 2 Days Per Week) Salary: Up to £60,000 (Depending on Experience) This is a chance to join a team who are creating an Energy Management Solutions to minimise energy cost & increase higher returns from energy assets. We are seeking a highly skilled Lead Data & Machine Learning Architect to design and lead the development of robust data and machine learning systems. You will take ownership of the data architecture, drive the development and deployment of machine learning models, and contribute to the strategic use of data across the organisation. Data Architecture * Schema & Model Ownership: Design, implement, and maintain logical and physical data models, primarily using PostgreSQL. * Data Integration: Build and manage robust data pipelines to ingest, clean, and unify data from APIs, sensors, an
Job Title: Lead Data & Machine Learning Architect - Location: Yate (On-Site 2 Days Per Week) Salary: Up to £60,000 (Depending on Experience) This is a chance to join a team who are creating an Energy Management Solutions to minimise energy cost & increase higher returns from energy assets. We are seeking a highly skilled Lead Data & Machine Learning Architect to design and lead the development of robust data and machine learning systems. You will take ownership of the data architecture, drive the development and deployment of machine learning models, and contribute to the strategic use of data across the organisation. Data Architecture * Schema & Model Ownership: Design, implement, and maintain logical and physical data models, primarily using PostgreSQL. * Data Integration: Build and manage robust data pipelines to ingest, clean, and unify data from APIs, sensors, an
NEW
)
Position, Navigation & Timing (PNT) Systems Engineer - SC cleared
Position, Navigation & Timing (PNT) Systems Engineer - SC cleared
Evodia Limited
BS34, Bristol
From £350 to £425 per day Inside IR35
At Evodia Limited, we are proud to partner with a leading defence organisation seeking a highly capable PNT Systems Engineer with current SC security clearance. This is an exciting opportunity to contribute to critical defence projects that support national security and operational excellence. Role Overview - This contract position offers a hybrid working arrangement, with onsite presence required in Bristol once per week.. The role involves delivering key Navigation & Timing (PNT) projects, providing subject matter expertise, and supporting operational activities. The successful candidate will work under the supervision of a PI Programme Manager and PI Engineering Manager, contributing to the design, verification, and documentation of electronic systems and sensors integral to defence applications. Key Responsibilities
At Evodia Limited, we are proud to partner with a leading defence organisation seeking a highly capable PNT Systems Engineer with current SC security clearance. This is an exciting opportunity to contribute to critical defence projects that support national security and operational excellence. Role Overview - This contract position offers a hybrid working arrangement, with onsite presence required in Bristol once per week.. The role involves delivering key Navigation & Timing (PNT) projects, providing subject matter expertise, and supporting operational activities. The successful candidate will work under the supervision of a PI Programme Manager and PI Engineering Manager, contributing to the design, verification, and documentation of electronic systems and sensors integral to defence applications. Key Responsibilities
NEW
)
Senior Software Engineer (Pensions, ISAs & Investments)
Senior Software Engineer (Pensions, ISAs & Investments)
Hargreaves Lansdown
BS1, Bristol
£65000 - £80000 per annum + Strong Bonus & Pension etc
Salary: Up to £80,000 dependent on experience - HL are looking for a talented full stack Senior Software Engineer to join our Pensions, ISAs & Investments product development team in building market leading solutions for our clients. This is an opportunity to join the UK's number one investment services company, looking after over £149.7bn billion in assets on behalf of more than 1.86 million UK investors. This is your chance to genuinely stamp your mark on one of the UK's most innovative and digital-focused businesses. What You'll Be Doing * Collaborate with cross-functional teams to deliver high-quality digital client journeys. * Design and develop AWS cloud-native applications with TypeScript and React and manage them using Infrastructure as Code. * Write high quality, secure, tested and performant code. * Create and maintain automated tests for new changes.
Salary: Up to £80,000 dependent on experience - HL are looking for a talented full stack Senior Software Engineer to join our Pensions, ISAs & Investments product development team in building market leading solutions for our clients. This is an opportunity to join the UK's number one investment services company, looking after over £149.7bn billion in assets on behalf of more than 1.86 million UK investors. This is your chance to genuinely stamp your mark on one of the UK's most innovative and digital-focused businesses. What You'll Be Doing * Collaborate with cross-functional teams to deliver high-quality digital client journeys. * Design and develop AWS cloud-native applications with TypeScript and React and manage them using Infrastructure as Code. * Write high quality, secure, tested and performant code. * Create and maintain automated tests for new changes.
NEWFEATURED
)
Skilled in data integration, ETL/ELT design, and API-driven architectures.
Skilled in data integration, ETL/ELT design, and API-driven architectures.
NEWFEATURED
)
In particular, you should have good experience in systems integration, with a strong emphasis on software-led integration, API design and implementation, and secure interoperability, alongside basic networking skills. • Advanced software architecture, API integration, and design for scalability
In particular, you should have good experience in systems integration, with a strong emphasis on software-led integration, API design and implementation, and secure interoperability, alongside basic networking skills. • Advanced software architecture, API integration, and design for scalability
NEW
• Understanding of C#, ASP.NET MVC/Core/Blazor, Web API, and Entity Framework for backend development.
• Understanding of C#, ASP.NET MVC/Core/Blazor, Web API, and Entity Framework for backend development.
NEW
Handle API integrations, DNS management, and web service configurations. * Deep understanding of API integrations, DNS management, and web service configurations.
Handle API integrations, DNS management, and web service configurations. * Deep understanding of API integrations, DNS management, and web service configurations.
NEW
)
Understanding ofmicroservices architecture,API gateways,
Understanding ofmicroservices architecture,API gateways,
NEWFEATURED
)
An understanding of API design and the creation of clear, stable abstractions for hardware/firmware interaction.
An understanding of API design and the creation of clear, stable abstractions for hardware/firmware interaction.
NEWFEATURED
)
In this critical role, youll develop and maintain REST API over serverless functions using TypeScript; youll also design and implement scalable PostgreSQL schemas and data models. Other organisations may call this role Software Engineer, Software Developer, Back End Software Engineer, Server-Side Developer, Full Stack Developer, or API Developer.
In this critical role, youll develop and maintain REST API over serverless functions using TypeScript; youll also design and implement scalable PostgreSQL schemas and data models. Other organisations may call this role Software Engineer, Software Developer, Back End Software Engineer, Server-Side Developer, Full Stack Developer, or API Developer.
NEW
Familiarity with API integrations, JSON, and data structures
Familiarity with API integrations, JSON, and data structures
NEWFEATURED
Expertise in JavaScript and/or TypeScript and modern React, including Hooks, Context API, Server and Client Components
Expertise in JavaScript and/or TypeScript and modern React, including Hooks, Context API, Server and Client Components
NEW
)
Expertise in JavaScript and/or TypeScript and modern React, including Hooks, Context API, Server and Client Components
Expertise in JavaScript and/or TypeScript and modern React, including Hooks, Context API, Server and Client Components
NEW
Role/Job Title: Software Engineer C++, C# .Net - Work Location: Edinburgh - Role type Permanent/Fixed Term/Contracting: Contracting - Mode of working Hybrid/Office based: Office Based - The Role - We are seeking an experienced and hands-on Software Engineer with skills in developing applications on C++, C# .Net and with a Utilities background. Your Responsibilities * Development of applications using C++, C# .Net for power utilities products - Your Profile * In-depth knowledge of C# .NET languages * Design, develop, and manage high-performance software applications using C# * Implement and optimize code for performance, security, and memory efficiency * Test and debug various .NET applications * Monitor and optimize the performance and responsiveness of .NET applications across multiple platforms and environments * Integrate third-party libraries, tools, and APIs into
Role/Job Title: Software Engineer C++, C# .Net - Work Location: Edinburgh - Role type Permanent/Fixed Term/Contracting: Contracting - Mode of working Hybrid/Office based: Office Based - The Role - We are seeking an experienced and hands-on Software Engineer with skills in developing applications on C++, C# .Net and with a Utilities background. Your Responsibilities * Development of applications using C++, C# .Net for power utilities products - Your Profile * In-depth knowledge of C# .NET languages * Design, develop, and manage high-performance software applications using C# * Implement and optimize code for performance, security, and memory efficiency * Test and debug various .NET applications * Monitor and optimize the performance and responsiveness of .NET applications across multiple platforms and environments * Integrate third-party libraries, tools, and APIs into
NEW
)
Join the team shaping the future of automotive intelligence - At Brego, were redefining how data powers the automotive industry. From cutting-edge vehicle valuations to advanced analytics, we build the technology behind smarter, faster, more transparent decisions for dealers, lenders, and partners across the UK and beyond. Were growing fast and were looking for an experienced Full Stack Developer with strong NodeJS and TypeScript skills to help us take our platform to the next level. What Youll Do * Design, build, and scale high-performance web applications using Next.js, TypeScript, and Node.js on AWS. * Deliver elegant, maintainable code and new product features that delight our users. * Collaborate with product, design, and data teams to translate ideas into real-world solutions. * Integrate with RESTful APIs and third-party services to expand our platforms capabil
Join the team shaping the future of automotive intelligence - At Brego, were redefining how data powers the automotive industry. From cutting-edge vehicle valuations to advanced analytics, we build the technology behind smarter, faster, more transparent decisions for dealers, lenders, and partners across the UK and beyond. Were growing fast and were looking for an experienced Full Stack Developer with strong NodeJS and TypeScript skills to help us take our platform to the next level. What Youll Do * Design, build, and scale high-performance web applications using Next.js, TypeScript, and Node.js on AWS. * Deliver elegant, maintainable code and new product features that delight our users. * Collaborate with product, design, and data teams to translate ideas into real-world solutions. * Integrate with RESTful APIs and third-party services to expand our platforms capabil
NEWFEATURED
)
Freshworks Consultant / Developer (Contract Outside IR35) Duration: Initial 2-month contract (extension likely) Location: Remote / UK-based - Are you a technically skilled Freshworks Consultant or Developer with a passion for delivering high-quality ITSM and ESM solutions? Were seeking experienced contractors to support several active and upcoming Freshservice implementations for enterprise clients, working with a respected digital transformation consultancy that partners with major global organisations. The Opportunity Youll join a specialist team supporting multiple Freshworks platform projects, from ITSM implementations and global rollouts to service management optimisation and tooling improvements. This is a hands-on technical role ideal for consultants who enjoy configuring, developing, and integrating Freshservice solutions, while engaging directly with clients
Freshworks Consultant / Developer (Contract Outside IR35) Duration: Initial 2-month contract (extension likely) Location: Remote / UK-based - Are you a technically skilled Freshworks Consultant or Developer with a passion for delivering high-quality ITSM and ESM solutions? Were seeking experienced contractors to support several active and upcoming Freshservice implementations for enterprise clients, working with a respected digital transformation consultancy that partners with major global organisations. The Opportunity Youll join a specialist team supporting multiple Freshworks platform projects, from ITSM implementations and global rollouts to service management optimisation and tooling improvements. This is a hands-on technical role ideal for consultants who enjoy configuring, developing, and integrating Freshservice solutions, while engaging directly with clients
NEW
)
Senior Python Software Developer (SC Cleared)
Senior Python Software Developer (SC Cleared)
Certes IT Service Solutions
UK
£625 - £650 per day + Negotiable
Duration: 12 Months - Location: London & remote (hybrid) Rate: £650 per day - IR35 Status: Inside - Start: ASAP - A Senior Python Software Developer (SC Cleared) is required for our government client, where you will be working on a specific project where they are transforming and redesigning their data hub, which provides access to a variety of public sector data. You will work within a multi-disciplinary product team and lead the design, development, and maintenance of robust, scalable open data services and APIs - Provide strategic technical leadership by setting software architecture, engineering practices, and technical direction across the team - Define and evolve scalable, secure design patterns and coding standards, ensuring alignment with government standards and cross-government platforms - Collaborate with teams to select technologies, shape roadmaps, and de
Duration: 12 Months - Location: London & remote (hybrid) Rate: £650 per day - IR35 Status: Inside - Start: ASAP - A Senior Python Software Developer (SC Cleared) is required for our government client, where you will be working on a specific project where they are transforming and redesigning their data hub, which provides access to a variety of public sector data. You will work within a multi-disciplinary product team and lead the design, development, and maintenance of robust, scalable open data services and APIs - Provide strategic technical leadership by setting software architecture, engineering practices, and technical direction across the team - Define and evolve scalable, secure design patterns and coding standards, ensuring alignment with government standards and cross-government platforms - Collaborate with teams to select technologies, shape roadmaps, and de
NEW