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        Permanent
        380


        363 Permanent API jobs in London + 20 miles

        Backend Engineer

        ClearScore
        London
        Competitive
        Currently, our micro-services communicate via REST API calls, fostering seamless integration between different services.
        Currently, our micro-services communicate via REST API calls, fostering seamless integration between different services.
        more
        Liaise and collaborate with internal stakeholders such as TAs, SMEs and other discipline Engineers to deliver structural engineering services ensuring compliance with industry design standards (ISO, API, DNV, NORSOK, etc.) and certification requirements.
        Liaise and collaborate with internal stakeholders such as TAs, SMEs and other discipline Engineers to deliver structural engineering services ensuring compliance with industry design standards (ISO, API, DNV, NORSOK, etc.) and certification requirements.
        more
        Integrate messaging campaigns into our existing lifecycle stack (e.g., Braze, WhatsApp Business API). * Technical fluency with tools such as Braze, Twilio, or WhatsApp Business API, and a working knowledge of customer data flows.
        Integrate messaging campaigns into our existing lifecycle stack (e.g., Braze, WhatsApp Business API). * Technical fluency with tools such as Braze, Twilio, or WhatsApp Business API, and a working knowledge of customer data flows.
        more
        Play a key role in the Practice Management team contributing to frontend, API and infrastructure tasks. * You have experience building and architecting RESTful and GraphQL APIs as well as designing and implementing API integrations.
        Play a key role in the Practice Management team contributing to frontend, API and infrastructure tasks. * You have experience building and architecting RESTful and GraphQL APIs as well as designing and implementing API integrations.
        more
        Additionally, our apps and API are trusted by tens of thousands of drivers and fleets including Blue Badge innovators Motability Operations.
        Additionally, our apps and API are trusted by tens of thousands of drivers and fleets including Blue Badge innovators Motability Operations.
        more
        NEW
        Senior Back End Developer .NET wanted as our team is growing fast! Calling highly motivated, bright candidates who are looking for a career at an exciting award winning FinTech firm! Company: Wealth Dynamix - Role: Senior Back End Developer .NET - Location: London - Start Date: ASAP - Would you like to join one of the fastest growing FinTech firms in Europe? We are looking for an analytical self-starter with experience in Dotnet (.NET) software development. If you are passionate about digital transformation and keen to learn about delivering the market leading Client Lifecycle Managing solution to the Wealth Management industry, apply now! Who are we? * Wealth Dynamix helps to relieve the burden of client management issues for wealth management and private banking firms with innovative technology. * We provide Relationship Managers with a multi-award winning digital C
        Senior Back End Developer .NET wanted as our team is growing fast! Calling highly motivated, bright candidates who are looking for a career at an exciting award winning FinTech firm! Company: Wealth Dynamix - Role: Senior Back End Developer .NET - Location: London - Start Date: ASAP - Would you like to join one of the fastest growing FinTech firms in Europe? We are looking for an analytical self-starter with experience in Dotnet (.NET) software development. If you are passionate about digital transformation and keen to learn about delivering the market leading Client Lifecycle Managing solution to the Wealth Management industry, apply now! Who are we? * Wealth Dynamix helps to relieve the burden of client management issues for wealth management and private banking firms with innovative technology. * We provide Relationship Managers with a multi-award winning digital C
        more

        Mid UI Developer

        IMMEDIATE MEDIA COMPANY LIMITED
        London
        £50,000 - £55,000 a year
        Our frontend stack includes multiple applications using React, Next.js and Storybook; using data from API services and a WordPress CMS.
        Our frontend stack includes multiple applications using React, Next.js and Storybook; using data from API services and a WordPress CMS.
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        Data Access and Availability: Control and manage access to data for internal and external stakeholders, working with our tech and API teams to ensure seamless data transfer.
        Data Access and Availability: Control and manage access to data for internal and external stakeholders, working with our tech and API teams to ensure seamless data transfer.
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        This position will serve as the bridge between development, operations, and integration teams - ensuring automated deployments, robust monitoring, and efficient API/data exchange processes that support business objectives. * Strong hands-on experience with AWS core services (EC2, ECS/EKS, Lambda, S3, RDS, IAM, API Gateway, CloudFormation/Terraform).
        This position will serve as the bridge between development, operations, and integration teams - ensuring automated deployments, robust monitoring, and efficient API/data exchange processes that support business objectives. * Strong hands-on experience with AWS core services (EC2, ECS/EKS, Lambda, S3, RDS, IAM, API Gateway, CloudFormation/Terraform).
        more
        NEW
        Any exposure to the following technologies is a plus: Terraform, Microservices, API Gateway, Pydantic, Alembic, Lambda, or AWS Cloud. * API Gateway
        Any exposure to the following technologies is a plus: Terraform, Microservices, API Gateway, Pydantic, Alembic, Lambda, or AWS Cloud. * API Gateway
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        Senior Software Engineer

        BLUE YONDER TECHNOLOGY SOLUTIONS (UK) LIMITED
        London
        Competitive
        Solid experience with cloud platforms, particularly AWS or Azure, and serverless infrastructure such as Lambda, API Gateway, Glue, DynamoDB, etc.
        Solid experience with cloud platforms, particularly AWS or Azure, and serverless infrastructure such as Lambda, API Gateway, Glue, DynamoDB, etc.
        more

        IT Engineer

        Tokio Marine Kiln Insurance Services Ltd
        London
        Competitive
        Our API-first platform provides fully automated validators, staking & DeFi protocols access, and comprehensive data and commission management.
        Our API-first platform provides fully automated validators, staking & DeFi protocols access, and comprehensive data and commission management.
        more
        Collaborate on API design for data access patterns * Experience with both REST API and GraphQL endpoint development * AWS experience preferred (EC2, RDS, Lambda, API Gateway, etc.)
        Collaborate on API design for data access patterns * Experience with both REST API and GraphQL endpoint development * AWS experience preferred (EC2, RDS, Lambda, API Gateway, etc.)
        more

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        What is the average salary for API in London?

        Average salary per year
        £72,499

        The average salary for a API in London is £72,499. API in London salaries range from £62,499 to £87,499.

        Frequently Asked Questions

        How many permanent API jobs are there in London?
        There are 363 permanent API jobs within 20 miles of London available on CWJobs right now.

        Where in London are these permanent jobs?
        You can find permanent jobs in City of London, Central London, South East London.

        What other similar jobs are there to permanent API jobs in London?
        As well as permanent API jobs in London, you can find permanent DevOps, Aws, Implementation, amongst many others.