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        92 API jobs in The City, City of London + 20 miles

        Client Server

        Full Stack Engineer TypeScript API React

        Client Server
        Shoreditch, East London (E1), EC2A
        £50000 - £60000 per annum + benefits
        Full Stack Engineer / Developer (TypeScript API React) London / WFH to £60k - Apply now to find out more about this Full Stack Engineer / Developer (TypeScript API React) opportunity.
        Full Stack Engineer / Developer (TypeScript API React) London / WFH to £60k - Apply now to find out more about this Full Stack Engineer / Developer (TypeScript API React) opportunity.
        more
        PREMIUM
        Anson Mccade

        QA - Lead Automation Architect

        Anson Mccade
        North West London (NW1)
        £85,000 - £110,000 Annual
        Champion best practices across testing disciplines including unit, integration, UI, API, and performance * Knowledge of web, mobile, API/microservices testing and contract testing (e.g. PACT)
        Champion best practices across testing disciplines including unit, integration, UI, API, and performance * Knowledge of web, mobile, API/microservices testing and contract testing (e.g. PACT)
        more
        PREMIUM
        InfinityQuest Ltd,

        Front End Engineer

        InfinityQuest Ltd,
        Harmondsworth, West Drayton (UB7)
        Unspecified
        Strong knowledge of API integration.
        Strong knowledge of API integration.
        NEW
        Smart Sourcer Limited

        Senior Identity & Access Management Engineer – Typescript, C#, AWS IAM

        Smart Sourcer Limited
        City of London (EC1)
        From £85,000 to £90,000 per annum + bonus + benefits
        Deliver secure login, SSO, MFA, RBAC/ABAC, and tenant isolation at scale, leveraging AWS services (Lambda, IAM, CloudFront, API Gateway, CDK) Solid AWS expertise (IAM, Lambda, API Gateway, CDK)
        Deliver secure login, SSO, MFA, RBAC/ABAC, and tenant isolation at scale, leveraging AWS services (Lambda, IAM, CloudFront, API Gateway, CDK) Solid AWS expertise (IAM, Lambda, API Gateway, CDK)
        more
        Henderson Scott

        Director of Technology Architecture and Data

        Henderson Scott
        North West London, London, NW1 7AW
        £125000 - £135000 per annum + Hybrid, 30 Days AL,
        Oversee cloud architecture (primarily Microsoft Azure), integration patterns, and API frameworks. * API management, data architecture, integration patterns
        Oversee cloud architecture (primarily Microsoft Azure), integration patterns, and API frameworks. * API management, data architecture, integration patterns
        more
        NEWFEATURED
        Loopla

        Full Stack Developer

        Loopla
        Euston, North West London (NW1), NW1 2RT
        Competitive
        Vitest/Jest, Docker, CI/CD (GitHub Actions), Shadcn/MUI, MongoDB, microservices, Cloudflare/CDNs, Firebase, Google Maps API, startup experience.
        Vitest/Jest, Docker, CI/CD (GitHub Actions), Shadcn/MUI, MongoDB, microservices, Cloudflare/CDNs, Firebase, Google Maps API, startup experience.
        more
        Smart Sourcer Limited

        Principal Full Stack Engineer – React, C#, AWS

        Smart Sourcer Limited
        City of London (EC1)
        Unspecified
        Leverage AWS services (Lambda, API Gateway, SQS/SNS, Step Functions, S3, IAM) to deliver secure, event-driven systems. * Deep knowledge of API design, integration, and auth (OAuth2, JWT), with end-to-end performance focus.
        Leverage AWS services (Lambda, API Gateway, SQS/SNS, Step Functions, S3, IAM) to deliver secure, event-driven systems. * Deep knowledge of API design, integration, and auth (OAuth2, JWT), with end-to-end performance focus.
        more
        Bilge Adam Technologies UK Ltd

        Software Architect

        Bilge Adam Technologies UK Ltd
        Central London (WC1)
        From £75,000 to £90,000 per annum
        Job description - Job Role: Software/Solution Architect - We are looking to hire an experienced Software Architect. What Youll Be Doing - Youll play a key role in shaping how modern software platforms are designed, integrated, and scaled. * Designing and defining end-to-end Software Architecture * Building scalable, modular, secure platforms * Guiding developers with best practices and architectural patterns * Leading integration between cloud services, APIs, and (at times) connectivity components like telematics or infotainment * Improving performance, security, and long-term maintainability * Collaborating closely with Product and operations teams. This is a role where your technical decisions genuinely shape the future of the product. Who Were Looking For - Someone who is having software architecture experience , thinks in systems, and enjoys working with both high
        Job description - Job Role: Software/Solution Architect - We are looking to hire an experienced Software Architect. What Youll Be Doing - Youll play a key role in shaping how modern software platforms are designed, integrated, and scaled. * Designing and defining end-to-end Software Architecture * Building scalable, modular, secure platforms * Guiding developers with best practices and architectural patterns * Leading integration between cloud services, APIs, and (at times) connectivity components like telematics or infotainment * Improving performance, security, and long-term maintainability * Collaborating closely with Product and operations teams. This is a role where your technical decisions genuinely shape the future of the product. Who Were Looking For - Someone who is having software architecture experience , thinks in systems, and enjoys working with both high
        more
        JLA Resourcing Ltd

        .Net Engineer

        JLA Resourcing Ltd
        Hounslow (TW3)
        £475 to £525pd
        Role - .Net Engineer - Location - Hybrid, Home and twice a month onsite (multiple locations) Contract - Initial 3 months, high probability of extension to 2027 - Rate - £475 to £525 per day - Start - ASAP - This role has been deemed Inside IR35. You must hold active SC Clearance to be eligible for this role. The Opportunity - We are working in partnership with a leading defence systems integrator to recruit a .Net Engineer for a major long-term programme of work. This is an exciting opportunity to join a highly capable engineering team delivering innovative software solutions across complex and mission-critical environments. If you’re looking to broaden your technical exposure; particularly across modern data platforms and integration technologies—this role offers the chance to grow within a dynamic, fast-moving setting where no two challenges are the same. The Role
        Role - .Net Engineer - Location - Hybrid, Home and twice a month onsite (multiple locations) Contract - Initial 3 months, high probability of extension to 2027 - Rate - £475 to £525 per day - Start - ASAP - This role has been deemed Inside IR35. You must hold active SC Clearance to be eligible for this role. The Opportunity - We are working in partnership with a leading defence systems integrator to recruit a .Net Engineer for a major long-term programme of work. This is an exciting opportunity to join a highly capable engineering team delivering innovative software solutions across complex and mission-critical environments. If you’re looking to broaden your technical exposure; particularly across modern data platforms and integration technologies—this role offers the chance to grow within a dynamic, fast-moving setting where no two challenges are the same. The Role
        more
        NEW
        TEKsystems

        Quant Developer

        TEKsystems
        Central London, London
        Not Specified
        Solid understanding of system design principles and API development.
        Solid understanding of system design principles and API development.
        PREMIUM

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        Frequently Asked Questions

        How many API jobs are there in The City, City of London?
        There are 92 API jobs within 20 miles of The City, City of London available on CWJobs right now.
        Where in The City, City of London are these jobs?
        You can find jobs in The City, City (EC4), The City, City (EC3), Shoreditch.
        What other similar jobs are there to API jobs in The City, City of London?
        As well as API jobs in The City, City of London, you can find Qa Automation, Quality Assurance, QA Analyst, amongst many others.