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31 Permanent API jobs in Welwyn Garden City + 20 miles
254 exact matches jobs are outside your preferred location
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Date Posted: 01/09/2025 - Location: London - Job Type: Full time - London - Hybrid 50% Full Time - 35 hours - Who are Just? We help people achieve a better later life. Thats our purpose and its the reason we exist. We are a fast-growing FTSE 250 company helping customers enjoy the retirement they deserve. We do this through a variety of market leading, award-winning products and services, delivered by a diverse team of over 1,400 purpose-led colleagues who genuinely put the customer at the heart of everything we do. This is a brilliant time to join our business. We are on an exciting growth journey to become the UKs most loved retirement expert. Purpose - As a Senior Application Support Engineer, you will play a crucial role in powering our Retail applications by partnering with engineering and business teams to build deep technical and business expertise.
Date Posted: 01/09/2025 - Location: London - Job Type: Full time - London - Hybrid 50% Full Time - 35 hours - Who are Just? We help people achieve a better later life. Thats our purpose and its the reason we exist. We are a fast-growing FTSE 250 company helping customers enjoy the retirement they deserve. We do this through a variety of market leading, award-winning products and services, delivered by a diverse team of over 1,400 purpose-led colleagues who genuinely put the customer at the heart of everything we do. This is a brilliant time to join our business. We are on an exciting growth journey to become the UKs most loved retirement expert. Purpose - As a Senior Application Support Engineer, you will play a crucial role in powering our Retail applications by partnering with engineering and business teams to build deep technical and business expertise.
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About Faculty - At Faculty, we transform organisational performance through safe, impactful and human-centric AI. With more than a decade of experience, we provide over 350 global customers with software, bespoke AI consultancy, and Fellows from our award winning Fellowship programme. Our expert team brings together leaders from across government, academia and global tech giants to solve the biggest challenges in applied AI. Should you join us, youll have the chance to work with, and learn from, some of the brilliant minds who are bringing Frontier AI to the frontlines of the world. As a Senior Data Scientist in our Consumer and Services business unit you will lead project teams that deliver bespoke algorithms to our clients. You will be responsible for conceiving the data science approach, for designing the associated software architecture, and for ensuring that best
About Faculty - At Faculty, we transform organisational performance through safe, impactful and human-centric AI. With more than a decade of experience, we provide over 350 global customers with software, bespoke AI consultancy, and Fellows from our award winning Fellowship programme. Our expert team brings together leaders from across government, academia and global tech giants to solve the biggest challenges in applied AI. Should you join us, youll have the chance to work with, and learn from, some of the brilliant minds who are bringing Frontier AI to the frontlines of the world. As a Senior Data Scientist in our Consumer and Services business unit you will lead project teams that deliver bespoke algorithms to our clients. You will be responsible for conceiving the data science approach, for designing the associated software architecture, and for ensuring that best
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About Faculty - At Faculty, we transform organisational performance through safe, impactful and human-centric AI. With more than a decade of experience, we provide over 350 global customers with software, bespoke AI consultancy, and Fellows from our award winning Fellowship programme. Our expert team brings together leaders from across government, academia and global tech giants to solve the biggest challenges in applied AI. Should you join us, youll have the chance to work with, and learn from, some of the brilliant minds who are bringing Frontier AI to the frontlines of the world. We operate a hybrid way of working, meaning that you'll split your time across client location, Faculty's Old Street office and working from home depending on the needs of the project. For this role, you can expect to be client-side for up-to three days per week at times and working either
About Faculty - At Faculty, we transform organisational performance through safe, impactful and human-centric AI. With more than a decade of experience, we provide over 350 global customers with software, bespoke AI consultancy, and Fellows from our award winning Fellowship programme. Our expert team brings together leaders from across government, academia and global tech giants to solve the biggest challenges in applied AI. Should you join us, youll have the chance to work with, and learn from, some of the brilliant minds who are bringing Frontier AI to the frontlines of the world. We operate a hybrid way of working, meaning that you'll split your time across client location, Faculty's Old Street office and working from home depending on the needs of the project. For this role, you can expect to be client-side for up-to three days per week at times and working either
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About Faculty - At Faculty, we transform organisational performance through safe, impactful and human-centric AI. With more than a decade of experience, we provide over 350 global customers with software, bespoke AI consultancy, and Fellows from our award winning Fellowship programme. Our expert team brings together leaders from across government, academia and global tech giants to solve the biggest challenges in applied AI. Should you join us, youll have the chance to work with, and learn from, some of the brilliant minds who are bringing Frontier AI to the frontlines of the world. We operate a hybrid way of working, meaning that you'll split your time across client location, Faculty's Old Street office and working from home depending on the needs of the project. For this role, you can expect to be client-side for up-to three days per week at times and working either
About Faculty - At Faculty, we transform organisational performance through safe, impactful and human-centric AI. With more than a decade of experience, we provide over 350 global customers with software, bespoke AI consultancy, and Fellows from our award winning Fellowship programme. Our expert team brings together leaders from across government, academia and global tech giants to solve the biggest challenges in applied AI. Should you join us, youll have the chance to work with, and learn from, some of the brilliant minds who are bringing Frontier AI to the frontlines of the world. We operate a hybrid way of working, meaning that you'll split your time across client location, Faculty's Old Street office and working from home depending on the needs of the project. For this role, you can expect to be client-side for up-to three days per week at times and working either
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Description - Thought Machines mission is bold to properly and permanently rid the worlds banks of legacy technology. To achieve this, we have developed the foundations of modern banking through core and payments technology, which run natively in the cloud. What we are attempting is challenging and requires great people working together to build exceptional technology. We have grown rapidly over the past few years, expanding our team to more than 550 individuals across offices in London, New York, Singapore, and Sydney. We have raised more than $500m in funding and are now valued at $2.7bn. Our investors include Molten Ventures, Eurazeo, Intesa Sanpaolo, Temasek, Nyca Partners, JPMorgan Chase Strategic Investments, Standard Chartered Ventures, and more. We have created a culture enabling our team to produce the best work in the industry, ensuring we have fun along the
Description - Thought Machines mission is bold to properly and permanently rid the worlds banks of legacy technology. To achieve this, we have developed the foundations of modern banking through core and payments technology, which run natively in the cloud. What we are attempting is challenging and requires great people working together to build exceptional technology. We have grown rapidly over the past few years, expanding our team to more than 550 individuals across offices in London, New York, Singapore, and Sydney. We have raised more than $500m in funding and are now valued at $2.7bn. Our investors include Molten Ventures, Eurazeo, Intesa Sanpaolo, Temasek, Nyca Partners, JPMorgan Chase Strategic Investments, Standard Chartered Ventures, and more. We have created a culture enabling our team to produce the best work in the industry, ensuring we have fun along the
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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.
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Do you want to be the engineer who builds Arms first AI infrastructure for predictive product quality insights and risk identification? Are you excited by the idea of taking full ownership of development while working with data and ML experts across the company? If so, this role is for you! About the Role - Were looking for a confident leader who can guide ambitious results collaboratively. As the sole developer in the team, youll collaborate with multiple data groups at Arm, creating automation workflows, APIs, and applications that connect datasets with ML models including innovative chat-to-data solutions. What Youll Do * Design and develop applications that integrate data pipelines, ML models, and user-friendly interfaces. * Build APIs and automation workflows using Databricks and related tools. * Apply Process Mining methods to uncover quality and risk insights.
Do you want to be the engineer who builds Arms first AI infrastructure for predictive product quality insights and risk identification? Are you excited by the idea of taking full ownership of development while working with data and ML experts across the company? If so, this role is for you! About the Role - Were looking for a confident leader who can guide ambitious results collaboratively. As the sole developer in the team, youll collaborate with multiple data groups at Arm, creating automation workflows, APIs, and applications that connect datasets with ML models including innovative chat-to-data solutions. What Youll Do * Design and develop applications that integrate data pipelines, ML models, and user-friendly interfaces. * Build APIs and automation workflows using Databricks and related tools. * Apply Process Mining methods to uncover quality and risk insights.
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Role: Senior Frontend Engineer - Location: UK - Salary: Competitive - Type Permanent - Myn is an AI driven marketplace that connects the candidates, clients and recruiters. Myn collaborates with leading employers to offer exclusive, carefully matched contract and permanent positions. Our Recruitment Partners all have extensive industry experience, and work with a select group of niche clients, to deliver the best possible experience to the candidate. Our client, launched in December 2023 and are already taking the developer world by storm! They are the end-to-end developer platform for building seamless, lightning-fast customer-facing analytics directly into your product. They are looking for a Senior Frontend Developer to come on board and really make an impact. You will work alongside a small (but growing!) talented Frontend Engineer team as part of a collaborative
Role: Senior Frontend Engineer - Location: UK - Salary: Competitive - Type Permanent - Myn is an AI driven marketplace that connects the candidates, clients and recruiters. Myn collaborates with leading employers to offer exclusive, carefully matched contract and permanent positions. Our Recruitment Partners all have extensive industry experience, and work with a select group of niche clients, to deliver the best possible experience to the candidate. Our client, launched in December 2023 and are already taking the developer world by storm! They are the end-to-end developer platform for building seamless, lightning-fast customer-facing analytics directly into your product. They are looking for a Senior Frontend Developer to come on board and really make an impact. You will work alongside a small (but growing!) talented Frontend Engineer team as part of a collaborative
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UKIC Cleared Senior Front-end JavaScript Developer
UKIC Cleared Senior Front-end JavaScript Developer
Damia Group Ltd
UK
£40000 - £80000 per annum + and bonus
Familiarity with microservices architecture and API development (REST, GraphQL).
Familiarity with microservices architecture and API development (REST, GraphQL).
API-centric architectures.
API-centric architectures.
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Knowledge of SQL, JSON, API testing, and CI/CD integration.
Knowledge of SQL, JSON, API testing, and CI/CD integration.
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Skilled in integrating third-party services, including API management (e.g., Google Apigee) and Identity Access Management (e.g., Okta).
Skilled in integrating third-party services, including API management (e.g., Google Apigee) and Identity Access Management (e.g., Okta).
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API development and integration (preferably using Go but not essential).
API development and integration (preferably using Go but not essential).
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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.
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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
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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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Experience in scripting in (i.e., PowerShell, REST API, PowerShell, JSON).
Experience in scripting in (i.e., PowerShell, REST API, PowerShell, JSON).
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Experience with relational databases and API design.
Experience with relational databases and API design.
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The Hoddesdon site has state-of-the-art Good Manufacturing Practice (GMP) standard facilities for the development of Active Pharmaceutical Ingredients (API), Formulation Development (FD) and Process Chemistry (PC).
The Hoddesdon site has state-of-the-art Good Manufacturing Practice (GMP) standard facilities for the development of Active Pharmaceutical Ingredients (API), Formulation Development (FD) and Process Chemistry (PC).
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GraphQL and API design : Building, consuming, and documenting APIs, ideally with experience in GraphQL.
GraphQL and API design : Building, consuming, and documenting APIs, ideally with experience in GraphQL.
Proficiency in Python, Go, and/or Node.js with strong API development experience. * Strong knowledge of enterprise auth (OAuth, SAML, JWT, SSO) and secure API design.
Proficiency in Python, Go, and/or Node.js with strong API development experience. * Strong knowledge of enterprise auth (OAuth, SAML, JWT, SSO) and secure API design.
Deep knowledge of at least one modern graphics API (DirectX 12)
Deep knowledge of at least one modern graphics API (DirectX 12)
Build and Operate AI Middleware: Implement, and manage Model Context Protocol (MCP) servers, gateways, and API wrappers that securely expose enterprise systems, tools, and data for AI agent consumption.
Build and Operate AI Middleware: Implement, and manage Model Context Protocol (MCP) servers, gateways, and API wrappers that securely expose enterprise systems, tools, and data for AI agent consumption.
AWS API Gateway
AWS API Gateway
Remote (UK, Netherlands, Germany) About Us - Studio 397 and Motorsport Games are the video game developer and publishers of Le Mans Ultimate the Official Video Game of the FIA World Endurance Championship and 24 Hours of Le Mans available now on Steam. We also run the popular rFactor 2 simulation title and have created an online matchmaking and player management system for racing games called RaceControl. We are a close-knit, passionate team committed to creating the most realistic motorsport simulations in the world. Our team works remotely, primarily across Europe, and we pride ourselves on technical excellence, collaboration, and innovation. The Role - We are seeking a Senior Console Developer to play a key role in developing the next generation of our technology for modern console platforms (PlayStation, Xbox).
Remote (UK, Netherlands, Germany) About Us - Studio 397 and Motorsport Games are the video game developer and publishers of Le Mans Ultimate the Official Video Game of the FIA World Endurance Championship and 24 Hours of Le Mans available now on Steam. We also run the popular rFactor 2 simulation title and have created an online matchmaking and player management system for racing games called RaceControl. We are a close-knit, passionate team committed to creating the most realistic motorsport simulations in the world. Our team works remotely, primarily across Europe, and we pride ourselves on technical excellence, collaboration, and innovation. The Role - We are seeking a Senior Console Developer to play a key role in developing the next generation of our technology for modern console platforms (PlayStation, Xbox).
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