Date posted
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Locations
Locations
Salaries
Date posted
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Job types
Locations
- The City, City (EC3)
- Southwark
- Frimley
- Shadwell
- Soho
- The City, City (EC4)
- Bishopsgate
- Charing Cross
- Chelsea
- Covent Garden
- City of London
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- West End
- South West London
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- Reading
- Cambridge
- Maidenhead
- Woking
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- London
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76 Permanent API jobs in Brompton, South West London + 20 miles
254 exact matches jobs are outside your preferred location
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Experience working with software systems including querying, SQL scripting, and working with API development * Technical understanding of Meta advertising products (including Ads and Pages API, Identity Platform) * Experience working with API documents, calling APIs using scripts, and testing APIs
Experience working with software systems including querying, SQL scripting, and working with API development * Technical understanding of Meta advertising products (including Ads and Pages API, Identity Platform) * Experience working with API documents, calling APIs using scripts, and testing APIs
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Familiarity with SharePoint, Dynamics 365, Azure, API integrations, and scripting languages like PowerShell or JavaScript.
Familiarity with SharePoint, Dynamics 365, Azure, API integrations, and scripting languages like PowerShell or JavaScript.
FEATURED
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Define and maintain API specifications. You understand and have implemented Application Programming Interface (API) standards and cataloguing to drive API/service adoption and commercialization.
Define and maintain API specifications. You understand and have implemented Application Programming Interface (API) standards and cataloguing to drive API/service adoption and commercialization.
NEW
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Data exchange and processing tools (ETL, ESB, API)
Data exchange and processing tools (ETL, ESB, API)
PREMIUM
Strong exposure to AWS (Lambda, S3, EKS, SNS, API Gateway)
Strong exposure to AWS (Lambda, S3, EKS, SNS, API Gateway)
PREMIUM
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Build models, services, and libraries that fulfil the stated API contract and metrics for a project
Build models, services, and libraries that fulfil the stated API contract and metrics for a project
NEW
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Knowledge and/or work experience with API's
Knowledge and/or work experience with API's
NEW
The team is responsible for delivering an experience that ensures developers can quickly find the right API, assess its technical capabilities and integrate it into new and innovative solutions. Continually ideate, scope, develop, deliver, test and iterate features for the constantly evolving and growing API Platform. Act as subject matter expert for API Platform and services to support customer integrations on occasion
The team is responsible for delivering an experience that ensures developers can quickly find the right API, assess its technical capabilities and integrate it into new and innovative solutions. Continually ideate, scope, develop, deliver, test and iterate features for the constantly evolving and growing API Platform. Act as subject matter expert for API Platform and services to support customer integrations on occasion
NEW
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The primary responsibility of the CI group is to work with broker-dealers and institutional clients to help them integrate their systems to the MarketAxess Fixed Income trading system via Application Programming Interfaces (API). * FIX API integration for various fixed income products as well as Post-Trade and Data API products. * Work closely with Product Owners and customers on the deployment of new API functionality and workflows and implement features with client requirements/needs in mind
The primary responsibility of the CI group is to work with broker-dealers and institutional clients to help them integrate their systems to the MarketAxess Fixed Income trading system via Application Programming Interfaces (API). * FIX API integration for various fixed income products as well as Post-Trade and Data API products. * Work closely with Product Owners and customers on the deployment of new API functionality and workflows and implement features with client requirements/needs in mind
NEW
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The Hoddesdon site has state-of-the-art Good Manufacturing Practice (GMP) facilities for the manufacture of Active Pharmaceutical Ingredients (API) and brand-new, well-equipped laboratories for organic process research and development. * Tech Transfer: Facilitate the introduction of API processes from R&D and Pilot Plant into manufacturing across our global network (UK, US, China). * Experience: 35 years in the pharmaceutical industry, ideally with exposure to API synthesis under GxP regulations.
The Hoddesdon site has state-of-the-art Good Manufacturing Practice (GMP) facilities for the manufacture of Active Pharmaceutical Ingredients (API) and brand-new, well-equipped laboratories for organic process research and development. * Tech Transfer: Facilitate the introduction of API processes from R&D and Pilot Plant into manufacturing across our global network (UK, US, China). * Experience: 35 years in the pharmaceutical industry, ideally with exposure to API synthesis under GxP regulations.
NEW
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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)
NEW
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The Digital Engineering team is responsible for providing unified digital experience to our clients that interact with Transaction Banking products via different interfaces such as Banking as a Service API, client portal, Files and SWIFT network. * Experience with Microservice architectures and REST API * Open API Familiarity with experience in building external API using REST and Webhooks
The Digital Engineering team is responsible for providing unified digital experience to our clients that interact with Transaction Banking products via different interfaces such as Banking as a Service API, client portal, Files and SWIFT network. * Experience with Microservice architectures and REST API * Open API Familiarity with experience in building external API using REST and Webhooks
NEW
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Collaborate with backend teams on API integration and implementation - Experience with state management solutions (Context API)
Collaborate with backend teams on API integration and implementation - Experience with state management solutions (Context API)
NEW
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Automated end-to-end and API testing tools and techniques
Automated end-to-end and API testing tools and techniques
NEW
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Cloud Security: Strong knowledge of AWS and Azure, especially services like WAF, Shield, IAM, and API Gateway
Cloud Security: Strong knowledge of AWS and Azure, especially services like WAF, Shield, IAM, and API Gateway
NEW
Experience in API development on cloud based infrastructures * Experience with the full web stack, SOAP, and REST API technologies and architectures
Experience in API development on cloud based infrastructures * Experience with the full web stack, SOAP, and REST API technologies and architectures
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Solid understanding of networking concepts, security policies, and API gateways in cloud environments. * Building SDKs or client libraries to support API consumption.
Solid understanding of networking concepts, security policies, and API gateways in cloud environments. * Building SDKs or client libraries to support API consumption.
NEW
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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.
NEW
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Shopify Technical Lead/ Tech Lead/ Principle developer/ Shopify/ Remote * Title: Shopify Tech Lead * Domain: Agency, Shopify * Salary: up to £70k * Location: UK (remote) * Tech: Shopify, Shopify Plus, Liquid, APIs, JavaScript, HTML, Vite - We're looking for a Shopify Technical Lead to drive technical excellence, lead development teams, and deliver world-class Shopify solutions. You'll architect scalable systems, oversee code quality, mentor developers, and collaborate with stakeholders to ensure projects succeed. * Lead Shopify web/app development projects from design to delivery * Provide technical leadership, code reviews, and mentorship * Ensure best practices in CI/CD, performance, and accessibility * Collaborate with clients, PMs, and BAs to align on goals * Support and inspire your team to grow professionally
Shopify Technical Lead/ Tech Lead/ Principle developer/ Shopify/ Remote * Title: Shopify Tech Lead * Domain: Agency, Shopify * Salary: up to £70k * Location: UK (remote) * Tech: Shopify, Shopify Plus, Liquid, APIs, JavaScript, HTML, Vite - We're looking for a Shopify Technical Lead to drive technical excellence, lead development teams, and deliver world-class Shopify solutions. You'll architect scalable systems, oversee code quality, mentor developers, and collaborate with stakeholders to ensure projects succeed. * Lead Shopify web/app development projects from design to delivery * Provide technical leadership, code reviews, and mentorship * Ensure best practices in CI/CD, performance, and accessibility * Collaborate with clients, PMs, and BAs to align on goals * Support and inspire your team to grow professionally
FEATURED
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Show technical leadership, by identifying best practices for API integration and assisting customers with their implementation
Show technical leadership, by identifying best practices for API integration and assisting customers with their implementation
NEW
Code quality and API-First principles are at the heart of all our development. * Deliver high efficiency, high availability, concurrent and fault tolerant software systems using API-First principles. * An interest in setting strategy and direction, backed by real-work experience, ideally in an API-First setting. * Experience designing, building, and deploying scalable micro-services using API-First principles using at least one of REST/gRPC. * Strong understanding of RESTful API design principles and best practices. * Experience with API authentication and authorization mechanisms (e.g., OAuth, JWT). * Experience with API gateway technologies (e.g., Apigee, Kong) is beneficial.
Code quality and API-First principles are at the heart of all our development. * Deliver high efficiency, high availability, concurrent and fault tolerant software systems using API-First principles. * An interest in setting strategy and direction, backed by real-work experience, ideally in an API-First setting. * Experience designing, building, and deploying scalable micro-services using API-First principles using at least one of REST/gRPC. * Strong understanding of RESTful API design principles and best practices. * Experience with API authentication and authorization mechanisms (e.g., OAuth, JWT). * Experience with API gateway technologies (e.g., Apigee, Kong) is beneficial.
NEW
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In-depth understanding of data structures, system architecture, API development for microservices frameworks, distributed systems and other backend-related concepts and best practices
In-depth understanding of data structures, system architecture, API development for microservices frameworks, distributed systems and other backend-related concepts and best practices
NEW
£475 GBP - Onsite WORKING - Location: Central London, Greater London - United Kingdom Type: Permanent - Contract Opportunity: Node.js Developer - Hybrid (2-3 days onsite in London) to £475/day | Outside IR35 | 3 months (likely extension) We're working with a leading consultancy on a fast-paced delivery programme for a major UK client and need a talented Node.js Developer to join the team. You'll be joining a collaborative group of engineers and delivery leads to help build out scalable backend services as part of a wider digital transformation programme. * Developing clean, efficient Node.js microservices * Integrating with APIs and external data sources * Collaborating with architects and DevOps engineers to deliver secure, scalable solutions * Participating in code reviews and agile ceremonies * Strong experience in Node.js and JavaScript (TypeScript a bonus)
£475 GBP - Onsite WORKING - Location: Central London, Greater London - United Kingdom Type: Permanent - Contract Opportunity: Node.js Developer - Hybrid (2-3 days onsite in London) to £475/day | Outside IR35 | 3 months (likely extension) We're working with a leading consultancy on a fast-paced delivery programme for a major UK client and need a talented Node.js Developer to join the team. You'll be joining a collaborative group of engineers and delivery leads to help build out scalable backend services as part of a wider digital transformation programme. * Developing clean, efficient Node.js microservices * Integrating with APIs and external data sources * Collaborating with architects and DevOps engineers to deliver secure, scalable solutions * Participating in code reviews and agile ceremonies * Strong experience in Node.js and JavaScript (TypeScript a bonus)
PREMIUM
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Pantheon has been at the forefront of private markets investing for more than 40 years, earning a reputation for providing innovative solutions covering the full lifecycle of investments, from primary fund commitments to co-investments and secondary purchases, across private equity, real assets and private credit. We have partnered with more than 650 clients, including institutional investors of all sizes as well as a growing number of private wealth advisers and investors, with approximately $65bn in discretionary assets under management (as of December 31, 2023). Leveraging our specialized experience and global team of professionals across Europe, the Americas and Asia, we invest with purpose and lead with expertise to build secure financial futures. For further details please visit - Pantheon requires an experienced and enthusiastic Senior QA Automation Engineer to
Pantheon has been at the forefront of private markets investing for more than 40 years, earning a reputation for providing innovative solutions covering the full lifecycle of investments, from primary fund commitments to co-investments and secondary purchases, across private equity, real assets and private credit. We have partnered with more than 650 clients, including institutional investors of all sizes as well as a growing number of private wealth advisers and investors, with approximately $65bn in discretionary assets under management (as of December 31, 2023). Leveraging our specialized experience and global team of professionals across Europe, the Americas and Asia, we invest with purpose and lead with expertise to build secure financial futures. For further details please visit - Pantheon requires an experienced and enthusiastic Senior QA Automation Engineer to
NEW
Date Posted: 25/06/2025 - 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: 25/06/2025 - 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.
NEW
Related Jobs
Locations
- The City, City (EC3)
- Southwark
- Frimley
- Shadwell
- Soho
- The City, City (EC4)
- Bishopsgate
- Charing Cross
- Chelsea
- Covent Garden
- City of London
- Central London
- West End
- South West London
- East London
- Reading
- Cambridge
- Maidenhead
- Woking
- Bedford
- London
- Berkshire
- Surrey
- Hertfordshire
- Bedfordshire
- Buckinghamshire
- Cambridgeshire
- Oxfordshire
- Essex
- East Sussex
- South East
- East Anglia