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131 API jobs in Hornchurch + 20 miles
586 exact matches jobs are outside your preferred location
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Introduction - Together, were working to welcome millions more passengers, while ensuring aviation can continue to be a force for good by leading global efforts in sustainability. At Heathrow, you can be part of this providing solutions that make every journey better for millions each year. That means ensuring we meet the changing needs of the passengers, colleagues and partners who use our airport to work, travel, trade, shop, eat, explore and connect. Our Solutions team covers project management, process improvement, business change, technology, cyber defence, masterplanning, infrastructure and procurement. It brings together people with the skills to deliver prestigious and often large-scale projects, from transforming terminals to making big reductions in our carbon emissions. Every day will test your skills and give you the opportunity to make your mark.
Introduction - Together, were working to welcome millions more passengers, while ensuring aviation can continue to be a force for good by leading global efforts in sustainability. At Heathrow, you can be part of this providing solutions that make every journey better for millions each year. That means ensuring we meet the changing needs of the passengers, colleagues and partners who use our airport to work, travel, trade, shop, eat, explore and connect. Our Solutions team covers project management, process improvement, business change, technology, cyber defence, masterplanning, infrastructure and procurement. It brings together people with the skills to deliver prestigious and often large-scale projects, from transforming terminals to making big reductions in our carbon emissions. Every day will test your skills and give you the opportunity to make your mark.
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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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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 Full Stack Engineer - Location: Remote - Salary: Competitive (Outside IR35) Type 6 month Contract - 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 is a global professional services company focussed on cost reduction and programme management. They are currently looking for a skilled Full Stack Engineer to join on a 6 month project working fully remote. * Architect and implement robust backend services (Node.js, Python, or equivalent) * Build responsive, accessible front-end interfaces (React, Vue, or similar)
Role: Senior Full Stack Engineer - Location: Remote - Salary: Competitive (Outside IR35) Type 6 month Contract - 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 is a global professional services company focussed on cost reduction and programme management. They are currently looking for a skilled Full Stack Engineer to join on a 6 month project working fully remote. * Architect and implement robust backend services (Node.js, Python, or equivalent) * Build responsive, accessible front-end interfaces (React, Vue, or similar)
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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Senior C#.NET Full Stack Developer - Remote - Salary £65k (DOE) We have partnered with a fast-growing Insurtech company transforming the way insurance and technology work together. We're looking for a talented Senior C# .NET Full Stack Developer to help drive their product innovation and growth. In this role, you'll design, develop, and deliver high-quality cloud-based software solutions across a diverse range of applications. You'll work closely with a multidisciplinary team to build and enhance scalable systems, deliver seamless user experiences, and shape the future of their technology landscape. Key Responsibilities * Own the development of new and existing web applications from concept to deployment. * Build responsive, pixel-perfect UIs using HTML, CSS, JavaScript, and modern frameworks like Vue.js or Blazor.
Senior C#.NET Full Stack Developer - Remote - Salary £65k (DOE) We have partnered with a fast-growing Insurtech company transforming the way insurance and technology work together. We're looking for a talented Senior C# .NET Full Stack Developer to help drive their product innovation and growth. In this role, you'll design, develop, and deliver high-quality cloud-based software solutions across a diverse range of applications. You'll work closely with a multidisciplinary team to build and enhance scalable systems, deliver seamless user experiences, and shape the future of their technology landscape. Key Responsibilities * Own the development of new and existing web applications from concept to deployment. * Build responsive, pixel-perfect UIs using HTML, CSS, JavaScript, and modern frameworks like Vue.js or Blazor.
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£60000 GBP - Hybrid WORKING - Location: Central London, Greater London - United Kingdom Type: Permanent - Solutions Engineer - London (Hybrid) We're supporting a global technology group in hiring a Solutions Engineer to join their Digital Solutions team. This is an exciting opportunity to design, prototype, and deliver modern digital solutions leveraging cloud, AI, VR/AR, Edge computing, and other emerging technologies to drive strategic initiatives across multiple industries. This role is ideal for a software engineering professional with a strong technical foundation who is passionate about applying innovative technologies to solve real-world business challenges, while collaborating in a forward-thinking, cross-functional environment. * Collaborate with the Senior Solutions Architect and Digital Solutions team to ensure scalable, secure, and innovative solutions tha
£60000 GBP - Hybrid WORKING - Location: Central London, Greater London - United Kingdom Type: Permanent - Solutions Engineer - London (Hybrid) We're supporting a global technology group in hiring a Solutions Engineer to join their Digital Solutions team. This is an exciting opportunity to design, prototype, and deliver modern digital solutions leveraging cloud, AI, VR/AR, Edge computing, and other emerging technologies to drive strategic initiatives across multiple industries. This role is ideal for a software engineering professional with a strong technical foundation who is passionate about applying innovative technologies to solve real-world business challenges, while collaborating in a forward-thinking, cross-functional environment. * Collaborate with the Senior Solutions Architect and Digital Solutions team to ensure scalable, secure, and innovative solutions tha
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£55,000 - £75,000 GBP - Hybrid WORKING - Location: Central London, Greater London - United Kingdom Type: Permanent - Role: DevSecOps Engineer - Location: London (Hybrid) Salary: up to £70,000 per annum - About the Role - Join a dynamic Audit Technology team at a leading professional services firm, where cutting-edge technology meets audit expertise. As a DevSecOps Security Engineer, you'll be instrumental in building and securing next-generation Analytics and AI products that transform how audit professionals work. This is a delivery-focused role where you'll manage the day-to-day operation of platform technical security controls and processes, working closely with cross-functional teams including Product Owners, Cloud Architects, Experience Designers, and Business Analysts. * Develop, document, and maintain platform security processes and plans within established fra
£55,000 - £75,000 GBP - Hybrid WORKING - Location: Central London, Greater London - United Kingdom Type: Permanent - Role: DevSecOps Engineer - Location: London (Hybrid) Salary: up to £70,000 per annum - About the Role - Join a dynamic Audit Technology team at a leading professional services firm, where cutting-edge technology meets audit expertise. As a DevSecOps Security Engineer, you'll be instrumental in building and securing next-generation Analytics and AI products that transform how audit professionals work. This is a delivery-focused role where you'll manage the day-to-day operation of platform technical security controls and processes, working closely with cross-functional teams including Product Owners, Cloud Architects, Experience Designers, and Business Analysts. * Develop, document, and maintain platform security processes and plans within established fra
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Location: Surrey/Hampshire - Hybrid - Salary: £55,000 - £75,000 + DV bonus + excellent benefits - Clearance Required: Must hold eDV level security clearance - Join a mission-led organisation delivering cutting-edge software solutions within the UK National Security, Defence, and Intelligence sectors. We’re recruiting for a Full Stack Software Engineer to work on high-impact, secure technology projects that support national safety and infrastructure. You’ll work across the full development lifecycle, using modern tools and frameworks to build secure, scalable, and innovative systems. Key Responsibilities * Design, develop and deploy secure full stack applications * Write clean, test-driven code (TDD/BDD) * Integrate frontend components with APIs and backend systems * Maintain and enhance core architecture (data ingestion, APIs, storage)
Location: Surrey/Hampshire - Hybrid - Salary: £55,000 - £75,000 + DV bonus + excellent benefits - Clearance Required: Must hold eDV level security clearance - Join a mission-led organisation delivering cutting-edge software solutions within the UK National Security, Defence, and Intelligence sectors. We’re recruiting for a Full Stack Software Engineer to work on high-impact, secure technology projects that support national safety and infrastructure. You’ll work across the full development lifecycle, using modern tools and frameworks to build secure, scalable, and innovative systems. Key Responsibilities * Design, develop and deploy secure full stack applications * Write clean, test-driven code (TDD/BDD) * Integrate frontend components with APIs and backend systems * Maintain and enhance core architecture (data ingestion, APIs, storage)
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Driving refactoring, re-platforming and API-led integration initiatives.
Driving refactoring, re-platforming and API-led integration initiatives.
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Proficiency in data integration, API design, and user interface considerations.
Proficiency in data integration, API design, and user interface considerations.
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Backend API development + frontend (React/JavaScript) for annotation tools.
Backend API development + frontend (React/JavaScript) for annotation tools.
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Develop iOS applications (Swift or Objective-C) with RESTful API integrations.
Develop iOS applications (Swift or Objective-C) with RESTful API integrations.
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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).
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Build API-driven architectures, event streams, and real-time analytics pipelines using AWS services. * Expertise in AWS services: IAM, VPC, Lambda, API Gateway, EventBridge, Kinesis, CloudWatch, DynamoDB.
Build API-driven architectures, event streams, and real-time analytics pipelines using AWS services. * Expertise in AWS services: IAM, VPC, Lambda, API Gateway, EventBridge, Kinesis, CloudWatch, DynamoDB.
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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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Senior Software Developer
Senior Software Developer
Inspire People
UK
£49600 - £60800 per annum + 29% pension + Civil Service benefits
Solid understanding of system design, API development and integration practices
Solid understanding of system design, API development and integration practices
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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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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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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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Experience in scripting in (i.e., PowerShell, REST API, PowerShell, JSON).
Experience in scripting in (i.e., PowerShell, REST API, PowerShell, JSON).
NEWPREMIUM
Experience with real-time model inference and API development (e.g., FastAPI, Flask).
Experience with real-time model inference and API development (e.g., FastAPI, Flask).
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Experience with relational databases and API design.
Experience with relational databases and API design.
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- Southwark
- The City, City (EC3)
- Charing Cross
- Datchet Common
- Euston
- Ireland
- The Borough
- The City, City (EC4)
- White Hill
- Clerkenwell
- City of London
- South East London
- Cambridge
- Reading
- South West London
- Central London
- West End
- North West London
- East London
- Guildford
- London
- Berkshire
- Cambridgeshire
- Surrey
- Hertfordshire
- Bedfordshire
- Buckinghamshire
- East Sussex
- Essex
- Hampshire
- South East
- East Anglia