Date posted
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Type of Company
Job types
Salaries
Locations
Locations
Salaries
Date posted
Type of Company
Job types
Locations
- Shoreditch
- The City, City (EC2)
- Charing Cross
- The City, City (EC3)
- The City, City (EC4)
- Tovil
- Canary Wharf
- Gilwell Park
- Marefield
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Technical Product Manager API SaaS
Technical Product Manager API SaaS
Client Server
Shoreditch, East London (E1), EC2A
£95000 - £120000 per annum + benefits
You'll be embedded within delivery teams, UX and engineering and utilise your knowledge of software development to make trade-offs, steward the delivery process and close the gaps in requirements including producing technical documentation along with wireframes and API scaffolding where appropriate. Apply now to find out more about this Technical Product Manager (API SaaS) opportunity.
You'll be embedded within delivery teams, UX and engineering and utilise your knowledge of software development to make trade-offs, steward the delivery process and close the gaps in requirements including producing technical documentation along with wireframes and API scaffolding where appropriate. Apply now to find out more about this Technical Product Manager (API SaaS) opportunity.
PREMIUM
C# Developer .Net SQL API
C# Developer .Net SQL API
Client Server
The City, City of London (EC4), EC4R
£75000 - £90000 per annum + benefits
C# Developer / Software Engineer (C# .Net SQL API) London onsite to £90k - There's a focus on backend and API development although you'll also have elements of front end work with JavaScript and React.js. Apply now to find out more about this C# Developer / Software Engineer (C# .Net SQL API) opportunity.
C# Developer / Software Engineer (C# .Net SQL API) London onsite to £90k - There's a focus on backend and API development although you'll also have elements of front end work with JavaScript and React.js. Apply now to find out more about this C# Developer / Software Engineer (C# .Net SQL API) opportunity.
PREMIUM
)
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
)
Solutions Architect
Solutions Architect
MARSH CORPORATE SERVICES LIMITED
City of London (EC1)
Pension, Healthcare, Life Insurance and much more
Deep fluency in London Market placing platforms and integration patterns (Whitespace, PPL, API ecosystem).
Deep fluency in London Market placing platforms and integration patterns (Whitespace, PPL, API ecosystem).
PREMIUM
)
Solutions Architect
Solutions Architect
Solus Accident Repair Centres
North London, London
GBP £50,000.00/Yr. - GBP £65,000.00/Yr.
Deep knowledge of modern enterprise patterns, SaaS adoption, API and event based integrations and resilience approaches.
Deep knowledge of modern enterprise patterns, SaaS adoption, API and event based integrations and resilience approaches.
Full Stack Engineer - Equity
Full Stack Engineer - Equity
Dental startup
Central London (W1)
Up to £60,000 per annum Equity - Founding Engineer
You'll own the full stack database architecture, API layer, and front-end, and you'll work directly with the founder on every major decision. * Architect and build the core platform from scratch schema, API, and front-end * Strong Node.js REST API development, authentication, middleware * Third-party API and webhook integration experience
You'll own the full stack database architecture, API layer, and front-end, and you'll work directly with the founder on every major decision. * Architect and build the core platform from scratch schema, API, and front-end * Strong Node.js REST API development, authentication, middleware * Third-party API and webhook integration experience
)
AboutTheRole - WerelookingformultipleLeadTechnicalArchitectswhowillplayacentralroleinthesuccessfuldeliveryoftechnologyprojects. Youwillworkcloselywithclientsandinternalteamstounderstandcontext,co-designsolutions,andleadtechnicalteamsthroughproductdevelopment. Inthisrole,youwillleadarchitectureworkonclientprogrammes. Youwilldesignandoverseeend-to-endtechnologysolutionsthatarescalable,secure,user-centred,andethicallyresponsible. Thisroleinvolvestranslatingbusinessneedsintotechnologysolutions,creatingarchitectureartefacts,andsupportingclientstomakesustainableanduser-focusedtechnologychoices. Youmightbeaspecialistinaparticulartechnologydomainorplatform-suchaslegacysystemmigration,m365,Azure,GCP,AWS,dataplatformsorintelligentprocessautomation-butyouwillapplyatechnologyagnosticperspective. You'lloperateasatrustedadvisor,oftenleadingsmallerengagementsorplayingaseniorroleonlargerones,butmayalsoworksoloorcontributeasamemberofateamasneeded.
AboutTheRole - WerelookingformultipleLeadTechnicalArchitectswhowillplayacentralroleinthesuccessfuldeliveryoftechnologyprojects. Youwillworkcloselywithclientsandinternalteamstounderstandcontext,co-designsolutions,andleadtechnicalteamsthroughproductdevelopment. Inthisrole,youwillleadarchitectureworkonclientprogrammes. Youwilldesignandoverseeend-to-endtechnologysolutionsthatarescalable,secure,user-centred,andethicallyresponsible. Thisroleinvolvestranslatingbusinessneedsintotechnologysolutions,creatingarchitectureartefacts,andsupportingclientstomakesustainableanduser-focusedtechnologychoices. Youmightbeaspecialistinaparticulartechnologydomainorplatform-suchaslegacysystemmigration,m365,Azure,GCP,AWS,dataplatformsorintelligentprocessautomation-butyouwillapplyatechnologyagnosticperspective. You'lloperateasatrustedadvisor,oftenleadingsmallerengagementsorplayingaseniorroleonlargerones,butmayalsoworksoloorcontributeasamemberofateamasneeded.
PREMIUM
)
SC Java Developer
SC Java Developer
Sanderson Government and Defence
South East London (SE1), SE1
£40000 - £60000 per annum
Expect to contribute to API development, containerised applications, and cross-functional engineering initiatives.
Expect to contribute to API development, containerised applications, and cross-functional engineering initiatives.
NEWFEATURED
)
Test newly developed features and perform regression testing of our casino products, including API as well as sportsbook and CMS-related functionality Improve/refactor the testing automation framework - Perform API testing using Java/RestAssured - Hands on experience of API testing
Test newly developed features and perform regression testing of our casino products, including API as well as sportsbook and CMS-related functionality Improve/refactor the testing automation framework - Perform API testing using Java/RestAssured - Hands on experience of API testing
)
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
)
Working knowledge of SQL, JSON, or API troubleshooting
Working knowledge of SQL, JSON, or API troubleshooting
FEATURED
)
Experience withAzure (APIM, Azure Functions, API Services), React/React-Native and.NET Core - Proficiency in at least one major API testing framework - Experience with API testing (REST, Postman)
Experience withAzure (APIM, Azure Functions, API Services), React/React-Native and.NET Core - Proficiency in at least one major API testing framework - Experience with API testing (REST, Postman)
)
API and application security: threat modelling (STRIDE/PASTA), OAuth 2.0/OIDC implementation review, secrets management (Key Vault, HashiCorp Vault), and secure SDLC integration
API and application security: threat modelling (STRIDE/PASTA), OAuth 2.0/OIDC implementation review, secrets management (Key Vault, HashiCorp Vault), and secure SDLC integration
)
Experience with Azure API Management or similar API gateways.
Experience with Azure API Management or similar API gateways.
PREMIUM
)
Experience with API management tools such as Apigee, API Gateway, or API Endpoints.
Experience with API management tools such as Apigee, API Gateway, or API Endpoints.
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
Contract: Permanent, Full-time - Title:D365 Solution Architect - Location:London (Hybrid - 60% in office) Salary:£80,000 - £105,000 + Bonus - This role requires, or the ability to gain, SC Clearance. About the client - My client is a business transformation consultancy, operating as a cohesive unit to pioneer innovation on a scale unparalleled by any other company. With a diverse range of expertise, they possess the unique capability to shepherd ideas from their inception, through meticulous design and development phases, all the way to triumphant commercialisation. Beyond mere product development, they breathe new life into organisations by instilling innovative leadership, fostering dynamic cultures, and optimising systems and processes. Central to their success are their exceptional individuals who embody their purpose with unwavering dedication each day, ensuring that impactful ...
Contract: Permanent, Full-time - Title:D365 Solution Architect - Location:London (Hybrid - 60% in office) Salary:£80,000 - £105,000 + Bonus - This role requires, or the ability to gain, SC Clearance. About the client - My client is a business transformation consultancy, operating as a cohesive unit to pioneer innovation on a scale unparalleled by any other company. With a diverse range of expertise, they possess the unique capability to shepherd ideas from their inception, through meticulous design and development phases, all the way to triumphant commercialisation. Beyond mere product development, they breathe new life into organisations by instilling innovative leadership, fostering dynamic cultures, and optimising systems and processes. Central to their success are their exceptional individuals who embody their purpose with unwavering dedication each day, ensuring that impactful ...
)
Principal Test Engineer
Principal Test Engineer
Vitality Corporate Services Limited - Tech
Charing Cross, Central London (WC2), WC2R
£Competitive + Bonus + Benefits
Strong hands-on experience in API test automation, including scenario design, data setup, and validation.
Strong hands-on experience in API test automation, including scenario design, data setup, and validation.
PREMIUM
)
Director of Technical Delivery
Director of Technical Delivery
Wilmington
City of London (EC4R)
Circa £100,000 - £110,000 (DoE) + 15% bonus
Strong expertise in composable, microservice-based architectures, including API design, event-driven integration, and service decomposition - Proven track record delivering large-scale platform integration or migration programmes across complex, multi-system and multi-vendor environments, including API integration, data migration, identity consolidation, release management, and cutover execution
Strong expertise in composable, microservice-based architectures, including API design, event-driven integration, and service decomposition - Proven track record delivering large-scale platform integration or migration programmes across complex, multi-system and multi-vendor environments, including API integration, data migration, identity consolidation, release management, and cutover execution
NEWFEATURED
Software Engineer C# .Net Azure SaaS
Software Engineer C# .Net Azure SaaS
Client Server
Richmond (TW9), TW9
£50000 - £65000 per annum + benefits
Software Engineer / Developer (C# .Net Azure) Richmond / WFH to £65k - Are you a Microsoft technologist looking for a role where you can make an impact and progress your career? You could be joining a well funded tech start-up, with recent £35 million investment, as they scale. As a Software Engineer you'll collaborate with the Lead Engineer to develop scalable and secure architectures within the core product, a software application for MSPs that enables them to manage and monitor Microsoft 365 security across multiple tenants and update security policy within seconds. You'll focus on back end development using modern C# .Net within an Azure Serverless Architecture. You'll be supported and encouraged to contribute to technical discussions and decision making, progressing your career in line with company growth in a role you can shape and influence.
Software Engineer / Developer (C# .Net Azure) Richmond / WFH to £65k - Are you a Microsoft technologist looking for a role where you can make an impact and progress your career? You could be joining a well funded tech start-up, with recent £35 million investment, as they scale. As a Software Engineer you'll collaborate with the Lead Engineer to develop scalable and secure architectures within the core product, a software application for MSPs that enables them to manage and monitor Microsoft 365 security across multiple tenants and update security policy within seconds. You'll focus on back end development using modern C# .Net within an Azure Serverless Architecture. You'll be supported and encouraged to contribute to technical discussions and decision making, progressing your career in line with company growth in a role you can shape and influence.
PREMIUM
Principal Java Developer - Consultancy
Principal Java Developer - Consultancy
Client Server
City of London (EC2A), EC2A
£100000 - £120000 per annum + benefits
Principal Java Developer / Software Engineer (Java SpringBoot AWS) London / WFH to £120k - Are you an experienced Java Developer, with technical project leadership and client facing skills? You could be progressing your career at a global technology consultancy. * Salary to £120k * Pension, Life Assurance, Income Protection * Private medical care for you and your family, including mental health * Travel Insurance * Charitable giving * Gym membership for you and your family * Flexible holiday scheme - As a Principal Java Developer you will lead client projects, often long term technical transformations, designing, developing and delivering a range of projects for clients, mainly within the financial services sector and with a focus on migrating legacy systems to AWS and introducing CI/CD pipelines and cloud deployments.
Principal Java Developer / Software Engineer (Java SpringBoot AWS) London / WFH to £120k - Are you an experienced Java Developer, with technical project leadership and client facing skills? You could be progressing your career at a global technology consultancy. * Salary to £120k * Pension, Life Assurance, Income Protection * Private medical care for you and your family, including mental health * Travel Insurance * Charitable giving * Gym membership for you and your family * Flexible holiday scheme - As a Principal Java Developer you will lead client projects, often long term technical transformations, designing, developing and delivering a range of projects for clients, mainly within the financial services sector and with a focus on migrating legacy systems to AWS and introducing CI/CD pipelines and cloud deployments.
PREMIUM
)
Senior Java Software Engineer - Build the Future of Banking
Senior Java Software Engineer - Build the Future of Banking
Morson Edge
City of London, London, EC1A 1AA
£90k - 110k per year + Excellent
We’re looking for a Senior Java Software Engineer to play a pivotal role in transforming the technology landscape of a leading bank. This is a permanent position offering a highly competitive salary, long-term stability, and outstanding career progression for engineers who thrive in fast-paced, regulated environments such as financial services, government, or the public sector. The Opportunity - This is more than just a role — it’s a long-term career opportunity where you’ll help drive real, meaningful change across critical banking platforms. You’ll be at the centre of a multi-year transformation journey, modernising systems that underpin operations, compliance, transactions, and client management. Your work won’t sit on the sidelines — it will directly influence how the bank evolves, scales, and delivers for its customers.
We’re looking for a Senior Java Software Engineer to play a pivotal role in transforming the technology landscape of a leading bank. This is a permanent position offering a highly competitive salary, long-term stability, and outstanding career progression for engineers who thrive in fast-paced, regulated environments such as financial services, government, or the public sector. The Opportunity - This is more than just a role — it’s a long-term career opportunity where you’ll help drive real, meaningful change across critical banking platforms. You’ll be at the centre of a multi-year transformation journey, modernising systems that underpin operations, compliance, transactions, and client management. Your work won’t sit on the sidelines — it will directly influence how the bank evolves, scales, and delivers for its customers.
PREMIUM
Lead RPG Developer (IBM i)
Lead RPG Developer (IBM i)
Morson Edge
Tower Hill, City of London (EC3), E1W 1WY
£80k - 105k per year + Excellent
We are seeking an experienced RPG Developer to join our team and contribute to the development, enhancement, and support of critical banking applications on the IBM i platform. This role requires strong technical expertise, particularly in system security, performance, and resilient application design. About the Role - As an Leading RPG Developer, you will work closely with business and technical stakeholders to deliver robust, secure, and maintainable solutions. You will play a key role in ensuring applications are developed in line with internal standards, regulatory expectations, and secure coding practices. Key Responsibilities * Gather and document requirements and user stories aligned with business needs and solution architecture * Develop high-quality, clean, and testable RPG code in accordance with development standards
We are seeking an experienced RPG Developer to join our team and contribute to the development, enhancement, and support of critical banking applications on the IBM i platform. This role requires strong technical expertise, particularly in system security, performance, and resilient application design. About the Role - As an Leading RPG Developer, you will work closely with business and technical stakeholders to deliver robust, secure, and maintainable solutions. You will play a key role in ensuring applications are developed in line with internal standards, regulatory expectations, and secure coding practices. Key Responsibilities * Gather and document requirements and user stories aligned with business needs and solution architecture * Develop high-quality, clean, and testable RPG code in accordance with development standards
NEWPREMIUM
Backend Software Engineer Kotlin Java Spring Boot
Backend Software Engineer Kotlin Java Spring Boot
Client Server
Shoreditch, East London (E1), EC2A
£65000 - £80000 per annum + benefits
Backend Software Engineer / Developer (Kotlin Java Spring Boot) London / WFH to £80k - Are you a backend focused technologist with real-time financial systems experience? You could be progressing your career as a Backend Software Engineer at a highly successful financial software house whose award winning software enables customers to build high-performance web trading apps that deliver real-time information securely and reliably. * Salary to £80k * Pension, Income Protection, Life Assurance * Private medical and dental care * Gym membership * Childcare vouchers, cycle to work scheme, season ticket loan * Ability to buy extra holiday - As a Backend Software Engineer you will build high-performance, real-time servers powering critical financial applications, designing fast, intuitive APIs that simplify integration.
Backend Software Engineer / Developer (Kotlin Java Spring Boot) London / WFH to £80k - Are you a backend focused technologist with real-time financial systems experience? You could be progressing your career as a Backend Software Engineer at a highly successful financial software house whose award winning software enables customers to build high-performance web trading apps that deliver real-time information securely and reliably. * Salary to £80k * Pension, Income Protection, Life Assurance * Private medical and dental care * Gym membership * Childcare vouchers, cycle to work scheme, season ticket loan * Ability to buy extra holiday - As a Backend Software Engineer you will build high-performance, real-time servers powering critical financial applications, designing fast, intuitive APIs that simplify integration.
NEWPREMIUM
Senior Full Stack Engineer C# Python AWS
Senior Full Stack Engineer C# Python AWS
Client Server
Shoreditch, East London (E1), EC2A
£150000 - £180000 per annum + benefits
Senior Full Stack Engineer / Developer (C# Python AWS SQL IaC) London 12 month FTC to £180k - Are you a full stack technologist with a product based mindset? You could be progressing your career in a hands-on Senior Full Stack Engineer role at a tech driven, global Asset Manager with multiple billions of dollars under management, on a 12 month Fixed term Contract. As a Senior Full Stack Engineer you will join one of the Investment Tech Engineering teams to design, develop and implement robust applications that serve Portfolio Managers, Equity Analysts, Quant and Data Insights, Decision Analytics and Performance teams. You'll collaborate directly with stakeholders and users to identify opportunities, troubleshoot issues and deliver capabilities that improve quality, speed and reliability of investment decision making systems.
Senior Full Stack Engineer / Developer (C# Python AWS SQL IaC) London 12 month FTC to £180k - Are you a full stack technologist with a product based mindset? You could be progressing your career in a hands-on Senior Full Stack Engineer role at a tech driven, global Asset Manager with multiple billions of dollars under management, on a 12 month Fixed term Contract. As a Senior Full Stack Engineer you will join one of the Investment Tech Engineering teams to design, develop and implement robust applications that serve Portfolio Managers, Equity Analysts, Quant and Data Insights, Decision Analytics and Performance teams. You'll collaborate directly with stakeholders and users to identify opportunities, troubleshoot issues and deliver capabilities that improve quality, speed and reliability of investment decision making systems.
PREMIUM
Related Jobs
Locations
- Shoreditch
- The City, City (EC2)
- Charing Cross
- The City, City (EC3)
- The City, City (EC4)
- Tovil
- Canary Wharf
- Gilwell Park
- Marefield
- New Town
- City of London
- Cambridge
- Central London
- West End
- Reading
- East London
- Bracknell
- Harlow
- Maidstone
- South East London
- London
- Berkshire
- Cambridgeshire
- Kent
- Buckinghamshire
- Hampshire
- Hertfordshire
- Surrey
- West Sussex
- Essex
- South East
- East Anglia