Date posted
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Locations
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- Moorgate
- The City, City (EC3)
- Canary Wharf
- Charing Cross
- Euston
- Farnborough Park
- Grays Inn
- Haddenham
- Harmondsworth
- Hinxton
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46 API jobs in North London + 20 miles
)
Senior Data Scientist - 12 Month FTC
Senior Data Scientist - 12 Month FTC
Vitality Corporate Services Limited
Charing Cross, Central London (WC2), WC2R
£Competitive + Bonus + Benefits
Strong understanding of API development, microservices, and containerization (Docker, Kubernetes)
Strong understanding of API development, microservices, and containerization (Docker, Kubernetes)
PREMIUM
)
Lead .Net Developer
Lead .Net Developer
Halian Technology Limited
Central London (W1)
From £75,000 to £85,000 per annum Plus bonus and benfits
Architect secure, high-performance API solutions using C#, .NET, and Azure. Ensure best practices in API design, security, and performance optimisation. Strong experience with RESTful API development and microservices architecture. Strong understanding of API security, authentication, and performance optimisation.
Architect secure, high-performance API solutions using C#, .NET, and Azure. Ensure best practices in API design, security, and performance optimisation. Strong experience with RESTful API development and microservices architecture. Strong understanding of API security, authentication, and performance optimisation.
)
Lead Solution Architect – Endur (ETRM Gas & Power Trading)
Lead Solution Architect – Endur (ETRM Gas & Power Trading)
BP Energy
St James, South West London (SW1), WC2N 5DU
Competitive
Experience with modern architecture patterns: microservices, messaging/event-driven design, caching, and API strategy.
Experience with modern architecture patterns: microservices, messaging/event-driven design, caching, and API strategy.
)
Develop and maintain Python code for data processing, API development, and integration with the Azure Databricks environment.
Develop and maintain Python code for data processing, API development, and integration with the Azure Databricks environment.
FEATURED
)
Implement robust state management and API integration * Collaborate with backend teams on API contracts and integration
Implement robust state management and API integration * Collaborate with backend teams on API contracts and integration
FEATURED
)
Senior Test Manager
Senior Test Manager
Infoplus Technologies UK Ltd
City of London (EC3M)
From £450 to £500 per day Depends on Experience
Cloud and API led architecture experience.
Cloud and API led architecture experience.
)
T24 Developer - Transact
T24 Developer - Transact
Hireful
Central London, London
66K Basic + 12.5% Pension + Bonus (typical 25%, performance based) + 2
Experience participating in T24 upgrade and integration projects (including API integrations).
Experience participating in T24 upgrade and integration projects (including API integrations).
FEATURED
Strong knowledge of data modeling and API integration.
Strong knowledge of data modeling and API integration.
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API integration
API integration
PREMIUM
API and cloud platform exposure
API and cloud platform exposure
FEATURED
)
Manage API integrations and automate data ingestion, transformation, and enrichment processes.
Manage API integrations and automate data ingestion, transformation, and enrichment processes.
Experience with Python/Fast API for backend development.
Experience with Python/Fast API for backend development.
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Experience with infrastructure-as-code, production-grade Linux environments, and API services (Flask/Gunicorn).
Experience with infrastructure-as-code, production-grade Linux environments, and API services (Flask/Gunicorn).
FEATURED
Agility core practices, Agility core practices, API and platform design, Cloud Platforms, Collaboration, Communication, Configuration management and release, Continuous deployment and release, Creating a high performing team, Database Design, Digital Project Management, Documentation and knowledge sharing, Emerging technology monitoring, Facilitation, Information Security, Mentoring, Metrics definition and instrumentation, NoSql data modelling, Problem Solving, Relational Data Modelling, Risk Management, Scripting, Secure development, Service operations and resiliency, Software Design and Development {+ 7 more}
Agility core practices, Agility core practices, API and platform design, Cloud Platforms, Collaboration, Communication, Configuration management and release, Continuous deployment and release, Creating a high performing team, Database Design, Digital Project Management, Documentation and knowledge sharing, Emerging technology monitoring, Facilitation, Information Security, Mentoring, Metrics definition and instrumentation, NoSql data modelling, Problem Solving, Relational Data Modelling, Risk Management, Scripting, Secure development, Service operations and resiliency, Software Design and Development {+ 7 more}
)
Build FE views against back end endpoints - API like
Build FE views against back end endpoints - API like
Are you a technical visionary ready to shape the future of global commerce? We are partnering with a world-leading family of iconic activewear and footwear brands to find a Digital Commerce Architect. This is a pivotal role owning the architectural evolution of a Shopify-led ecosystem across B2B and D2C. You will act as the technical authority, managing a diverse digital backlog and governing a multi-vendor environment to deliver scalable, secure, and future-ready solutions. The Requirements * Proven experience as a Digital or Commerce Architect in B2B/D2C. * Deep expertise in Shopify architecture and the supporting app estate. * Strong understanding of MACH, headless, and composable commerce. * Expertise in managing third-party integrators and APIs (SAP, PIM, CRM). * Leadership skills to mentor engineers and influence senior stakeholders. The Benefits
Are you a technical visionary ready to shape the future of global commerce? We are partnering with a world-leading family of iconic activewear and footwear brands to find a Digital Commerce Architect. This is a pivotal role owning the architectural evolution of a Shopify-led ecosystem across B2B and D2C. You will act as the technical authority, managing a diverse digital backlog and governing a multi-vendor environment to deliver scalable, secure, and future-ready solutions. The Requirements * Proven experience as a Digital or Commerce Architect in B2B/D2C. * Deep expertise in Shopify architecture and the supporting app estate. * Strong understanding of MACH, headless, and composable commerce. * Expertise in managing third-party integrators and APIs (SAP, PIM, CRM). * Leadership skills to mentor engineers and influence senior stakeholders. The Benefits
)
Senior Enterprise Architect - ServiceNow - Remote US available
Senior Enterprise Architect - ServiceNow - Remote US available
TJX UK
Watford (WD17), WD17 1TX
Competitive + Benefits
TJX Companies - At TJX Companies, every day brings new opportunities for growth, exploration, and achievement. You'll be part of our vibrant team that embraces diversity, fosters collaboration, and prioritizes your development. Whether you're working in our four global Home Offices, Distribution Centers or Retail Stores-TJ Maxx, Marshalls, Homegoods, Homesense, Sierra, Winners, and TK Maxx, you'll find abundant opportunities to learn, thrive, and make an impact. Come join our TJX family-a Fortune 100 company and the world's leading off-price retailer. Wh o we are - The Enterprise Architecture team at TJX drives technology strategy , innovation, and governance across multiple technical domains to ensure all technology decisions align with business goals and enterprise standards. We are seeking a Senior Enterprise Architect with d eep ServiceNow experience to lead the design, ...
TJX Companies - At TJX Companies, every day brings new opportunities for growth, exploration, and achievement. You'll be part of our vibrant team that embraces diversity, fosters collaboration, and prioritizes your development. Whether you're working in our four global Home Offices, Distribution Centers or Retail Stores-TJ Maxx, Marshalls, Homegoods, Homesense, Sierra, Winners, and TK Maxx, you'll find abundant opportunities to learn, thrive, and make an impact. Come join our TJX family-a Fortune 100 company and the world's leading off-price retailer. Wh o we are - The Enterprise Architecture team at TJX drives technology strategy , innovation, and governance across multiple technical domains to ensure all technology decisions align with business goals and enterprise standards. We are seeking a Senior Enterprise Architect with d eep ServiceNow experience to lead the design, ...
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Location - Erskine, Newcastle, Farnborough or London - Candidates are required to be eligible for clearance - The AI Enterprise Architect defines the target-state AI architecture and multi-year roadmap to enable scalable, secure, and governed AI adoption across the enterprise. This senior role provides strategic leadership, vendor and platform guidance, and architectural governance across AI initiatives, ensuring alignment with business strategy, enterprise standards, and regulatory requirements. * Governance & Standards: Establish AI governance frameworks, policies, and playbooks for model development, data usage, security, ethical AI, and compliance. * Strategic Leadership: Provide architectural leadership and direction across delivery teams, ensuring consistent adoption of AI standards and patterns.
Location - Erskine, Newcastle, Farnborough or London - Candidates are required to be eligible for clearance - The AI Enterprise Architect defines the target-state AI architecture and multi-year roadmap to enable scalable, secure, and governed AI adoption across the enterprise. This senior role provides strategic leadership, vendor and platform guidance, and architectural governance across AI initiatives, ensuring alignment with business strategy, enterprise standards, and regulatory requirements. * Governance & Standards: Establish AI governance frameworks, policies, and playbooks for model development, data usage, security, ethical AI, and compliance. * Strategic Leadership: Provide architectural leadership and direction across delivery teams, ensuring consistent adoption of AI standards and patterns.
PREMIUM
Senior .Net Developer
Senior .Net Developer
Halian Technology Limited
Central London (W1)
From £85,000 to £95,000 per annum Plus bonus and benefits
Senior Backend Engineer (.NET Core) Fintech / Payments - We are looking for an experienced Senior Backend Engineer to join an engineering team building secure, scalable systems within the fintech space. This role is suited to a backend specialist with strong .NET Core experience who enjoys working on complex, high-throughput platforms where performance, reliability, and security are essential. You will contribute to the design and evolution of backend services, work on distributed systems, and help maintain high engineering standards across the team. Key Responsibilities * Design, develop, and maintain secure, high-performance backend services using.NET Core * Build, evolve, and maintain RESTful APIs * Contribute to microservices-based and distributed system architectures * Work across both greenfield and existing systems with a focus on scalability and maintainability
Senior Backend Engineer (.NET Core) Fintech / Payments - We are looking for an experienced Senior Backend Engineer to join an engineering team building secure, scalable systems within the fintech space. This role is suited to a backend specialist with strong .NET Core experience who enjoys working on complex, high-throughput platforms where performance, reliability, and security are essential. You will contribute to the design and evolution of backend services, work on distributed systems, and help maintain high engineering standards across the team. Key Responsibilities * Design, develop, and maintain secure, high-performance backend services using.NET Core * Build, evolve, and maintain RESTful APIs * Contribute to microservices-based and distributed system architectures * Work across both greenfield and existing systems with a focus on scalability and maintainability
Senior Java Developer (Contract) Java | Spring Boot | Kafka | Microservices | Kubernetes | AWS - London (Hybrid) | 912 Months | Competitive Day Rate - We are hiring a Senior Java Developer for a long-term contract within a major financial market infrastructure organisation in London. This role is focused on event-driven microservices, Kafka-based architectures, containerised deployments, and high-performance distributed systems. If your experience is primarily CRUD REST APIs without large-scale distributed systems exposure, this role will not be the right fit. Core Requirements (Must Have) * Strong Core Java development (Java 10+) * Extensive Spring Boot experience * Proven Microservices architecture experience * Hands-on Apache Kafka (producers, consumers, topics, partitions) * Experience building event-driven systems * Docker & Kubernetes in production
Senior Java Developer (Contract) Java | Spring Boot | Kafka | Microservices | Kubernetes | AWS - London (Hybrid) | 912 Months | Competitive Day Rate - We are hiring a Senior Java Developer for a long-term contract within a major financial market infrastructure organisation in London. This role is focused on event-driven microservices, Kafka-based architectures, containerised deployments, and high-performance distributed systems. If your experience is primarily CRUD REST APIs without large-scale distributed systems exposure, this role will not be the right fit. Core Requirements (Must Have) * Strong Core Java development (Java 10+) * Extensive Spring Boot experience * Proven Microservices architecture experience * Hands-on Apache Kafka (producers, consumers, topics, partitions) * Experience building event-driven systems * Docker & Kubernetes in production
.NET Software Engineer - 12 month FTC - An opportunity to join a major transformation programme, building modern, scalable solutions and contributing to a data-driven technology landscape. Role Overview - Working within an agile engineering squad, you will develop new features, build integrations, and support cloud-based platforms using the latest Microsoft technologies. The role includes feature development, system integrations, and contributing to CI/CD, monitoring, and security improvements. Key Responsibilities - Design, develop and maintain reliable .NET solutions (primarily C#). Build features for both internal and external users. Develop integrations across internal systems, third-party tools, and Azure services. Create and maintain CI/CD pipelines (Azure DevOps). Participate in agile ceremonies and collaborate in code reviews.
.NET Software Engineer - 12 month FTC - An opportunity to join a major transformation programme, building modern, scalable solutions and contributing to a data-driven technology landscape. Role Overview - Working within an agile engineering squad, you will develop new features, build integrations, and support cloud-based platforms using the latest Microsoft technologies. The role includes feature development, system integrations, and contributing to CI/CD, monitoring, and security improvements. Key Responsibilities - Design, develop and maintain reliable .NET solutions (primarily C#). Build features for both internal and external users. Develop integrations across internal systems, third-party tools, and Azure services. Create and maintain CI/CD pipelines (Azure DevOps). Participate in agile ceremonies and collaborate in code reviews.
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London (1 day per month - may be more frequent) - £800 - £825 Inside IR35 - Morson Edge have partnered with a major UK retail client to recruit an experienced Security Architect to play a pivotal role in a high-profile Cyber Security Maturity Programme within the CISO function. This a great opportunity to shape and elevate enterprise-wide cyber maturity, influence strategic direction, and drive meaningful, measurable improvements to security resilience across a complex technology estate. You’ll act as a security champion, working at the heart of architecture, engineering, and business teams to embed secure-by-design principles and deliver a forward-looking security architecture that evolves with both business priorities and the threat landscape. What You’ll Be Doing * Lead the design and evolution of target-state security architectures aligned to maturity goals * Drive cyber ...
London (1 day per month - may be more frequent) - £800 - £825 Inside IR35 - Morson Edge have partnered with a major UK retail client to recruit an experienced Security Architect to play a pivotal role in a high-profile Cyber Security Maturity Programme within the CISO function. This a great opportunity to shape and elevate enterprise-wide cyber maturity, influence strategic direction, and drive meaningful, measurable improvements to security resilience across a complex technology estate. You’ll act as a security champion, working at the heart of architecture, engineering, and business teams to embed secure-by-design principles and deliver a forward-looking security architecture that evolves with both business priorities and the threat landscape. What You’ll Be Doing * Lead the design and evolution of target-state security architectures aligned to maturity goals * Drive cyber ...
PREMIUM
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Senior Integration Engineer
Senior Integration Engineer
DGH Recruitment
The City, City of London (EC2), EC2M 7PP
£80000 - £90000 per annum
DGH Recruitment are currently recruiting on behalf of a leading client in the professional services industry who require a Senior Integration Engineer to join the firm in London. You will be responsible for designing, building, and supporting scalable integrations using Workato. Please note: This role will be largely remote with occasional ad-hoc visits to the London office when required. The hours for this role are 11am-7pm to align with the US team. * Design, build, test, and maintain integrations using Workato. * Leverage advanced Workato capabilities, including Recipe design and optimization, Custom connectors and SDKs, On-premise agents, Error handling, retries, and monitoring best practices. * Ensure integrations are secure, scalable, resilient, and aligned with architectural standards. * Perform regular code and recipe reviews, providing constructive feedback to ...
DGH Recruitment are currently recruiting on behalf of a leading client in the professional services industry who require a Senior Integration Engineer to join the firm in London. You will be responsible for designing, building, and supporting scalable integrations using Workato. Please note: This role will be largely remote with occasional ad-hoc visits to the London office when required. The hours for this role are 11am-7pm to align with the US team. * Design, build, test, and maintain integrations using Workato. * Leverage advanced Workato capabilities, including Recipe design and optimization, Custom connectors and SDKs, On-premise agents, Error handling, retries, and monitoring best practices. * Ensure integrations are secure, scalable, resilient, and aligned with architectural standards. * Perform regular code and recipe reviews, providing constructive feedback to ...
Sharepoint Developer & Administrator
Sharepoint Developer & Administrator
DGH Recruitment
City of London (EC1)
£85000 - £93000 per annum + Benefits
Hybrid working: 3 days per week required in the office. DGH Recruitment are currently recruiting on behalf of a global law firm who are looking for a Sharepoint Developer & Administrator to join the team on a permanent basis in their London office as they look to grow their IT function within the EMEA region. They are seeking a highly skilled Senior SharePoint Developer & Administrator to design, develop, administer, and modernize their SharePoint environments across SharePoint Subscription Edition (SE) and SharePoint Online. This role will combine hands-on custom development with enterprise platform administration, including system maintenance, updates, patching, governance, and intranet design. Responsibilities; - Sharepoint development and modernisation - Sharepoint administration and operations - Sharepoint on prem integration - Technical documentation
Hybrid working: 3 days per week required in the office. DGH Recruitment are currently recruiting on behalf of a global law firm who are looking for a Sharepoint Developer & Administrator to join the team on a permanent basis in their London office as they look to grow their IT function within the EMEA region. They are seeking a highly skilled Senior SharePoint Developer & Administrator to design, develop, administer, and modernize their SharePoint environments across SharePoint Subscription Edition (SE) and SharePoint Online. This role will combine hands-on custom development with enterprise platform administration, including system maintenance, updates, patching, governance, and intranet design. Responsibilities; - Sharepoint development and modernisation - Sharepoint administration and operations - Sharepoint on prem integration - Technical documentation
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React Frontend Developer
React Frontend Developer
EXL Service
City of London (EC3N)
A competitive salary with a generous bonus and additional benefits
EXL (NASDAQ: EXLS)is a global data and artificial intelligence ("AI") company that offers services and solutions to reinvent client business models, drive better outcomes and unlock growth with speed. EXL harnesses the power of data, AI, and deep industry knowledge to transform businesses, including the worlds leading corporations in industries including insurance, healthcare, banking and financial services, media and retail, among others. EXL was founded in 1999 with the core values of innovation, collaboration, excellence, integrity and respect. We are headquartered in New York and have more than 60,000 employees spanning six continents. Role Title:Front-End Developer - BU/Segment:Analytics /Insurance - Location: London, United Kingdom (Flexible hybrid working) Employment Type:Permanent - EXL is seeking a skilledFront-End Developerto join our Analytics team in London.
EXL (NASDAQ: EXLS)is a global data and artificial intelligence ("AI") company that offers services and solutions to reinvent client business models, drive better outcomes and unlock growth with speed. EXL harnesses the power of data, AI, and deep industry knowledge to transform businesses, including the worlds leading corporations in industries including insurance, healthcare, banking and financial services, media and retail, among others. EXL was founded in 1999 with the core values of innovation, collaboration, excellence, integrity and respect. We are headquartered in New York and have more than 60,000 employees spanning six continents. Role Title:Front-End Developer - BU/Segment:Analytics /Insurance - Location: London, United Kingdom (Flexible hybrid working) Employment Type:Permanent - EXL is seeking a skilledFront-End Developerto join our Analytics team in London.
Related Jobs
Locations
- Moorgate
- The City, City (EC3)
- Canary Wharf
- Charing Cross
- Euston
- Farnborough Park
- Grays Inn
- Haddenham
- Harmondsworth
- Hinxton
- City of London
- Cambridge
- Central London
- West End
- Reading
- Bracknell
- East London
- Farnborough
- Harlow
- Oxford
- London
- Cambridgeshire
- Berkshire
- Buckinghamshire
- Oxfordshire
- Hampshire
- Hertfordshire
- Essex
- Kent
- Surrey
- South East
- East Anglia