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        192



        93 Permanent API jobs in London + 20 miles

        Salesforce Architect

        Hireful
        Central London, London
        Up to £90K Basic + 10% Bonus + Benefits package
        Are you an experienced Salesforce Architect, looking to take on a challenging role, at a global, 500+ staff strong UK based Software product company? You’ll be keen to take on a key role within the Data Ops team & own all things Salesforce related, across the technical, data & stakeholder management piece. Working across the business in this highly visible role, not only is Salesforce used extensively, internally, but they are also major Salesforce partners & are embedded into the Salesforce Ecosystem. Mainly, you should be a technical expert in Salesforce but also have the functional soft skills to make sure that the architecture & business requirements are effectively translated into reality. Role title: Salesforce Architect. Senior Salesforce Developer. Location: Central London – but largely irrelevant as this role is 98% remote.
        Are you an experienced Salesforce Architect, looking to take on a challenging role, at a global, 500+ staff strong UK based Software product company? You’ll be keen to take on a key role within the Data Ops team & own all things Salesforce related, across the technical, data & stakeholder management piece. Working across the business in this highly visible role, not only is Salesforce used extensively, internally, but they are also major Salesforce partners & are embedded into the Salesforce Ecosystem. Mainly, you should be a technical expert in Salesforce but also have the functional soft skills to make sure that the architecture & business requirements are effectively translated into reality. Role title: Salesforce Architect. Senior Salesforce Developer. Location: Central London – but largely irrelevant as this role is 98% remote.
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        NEWFEATURED

        Dynamics 365 CRM Product Manager

        Southern Communications Ltd
        HP2, Hemel Hempstead
        £70,000 per annum
        Office Location: Hemel Hempstead - Hybrid Working - Salary: £70,000 - We are seeking a capable and business-savvyDynamics 365 CRM Product Managerto lead the strategy, design, and evolution of our CRM platform. This is a hybrid role that blends traditional product ownership responsibilities with deep platform expertiseincluding hands-on configuration, role management, and solution optimisation across the Dynamics 365 environment. You will act as the central point of contact for CRM functionality, ensuring alignment with business processes and championing continuous improvement through well-informed design and feature decisions. Product Ownership * Serve as the primary owner of the Dynamics 365 CRM product roadmap, prioritising features and enhancements in line with business goals. * Work closely with stakeholders across departments to understand process needs, pain poi
        Office Location: Hemel Hempstead - Hybrid Working - Salary: £70,000 - We are seeking a capable and business-savvyDynamics 365 CRM Product Managerto lead the strategy, design, and evolution of our CRM platform. This is a hybrid role that blends traditional product ownership responsibilities with deep platform expertiseincluding hands-on configuration, role management, and solution optimisation across the Dynamics 365 environment. You will act as the central point of contact for CRM functionality, ensuring alignment with business processes and championing continuous improvement through well-informed design and feature decisions. Product Ownership * Serve as the primary owner of the Dynamics 365 CRM product roadmap, prioritising features and enhancements in line with business goals. * Work closely with stakeholders across departments to understand process needs, pain poi
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        NEW
        Hays Software Engineering are looking for a Senior Filemaker Developer to join a globally recognised entertainment business at a crucial time to assist with pushing the business forward. * Design, test, and deploy solutions within the FileMaker ecosystem * Direct all stages of the software development lifecycle * Collaborate with the accounts team to define enhancement requirements * Manage the ticketing support system and provide regular status updates * Apply advanced programming techniques and implement data separation, integrate APIs (Google, HMRC, banking platforms), optimise relational databases, configure FileMaker Server (FMS), and utilise the Monkey Bread plug-in suite. * Adopt best practices to improve data retrieval speed and efficiency * Maintain thorough documentation and produce clear user manuals for system updates and changes
        Hays Software Engineering are looking for a Senior Filemaker Developer to join a globally recognised entertainment business at a crucial time to assist with pushing the business forward. * Design, test, and deploy solutions within the FileMaker ecosystem * Direct all stages of the software development lifecycle * Collaborate with the accounts team to define enhancement requirements * Manage the ticketing support system and provide regular status updates * Apply advanced programming techniques and implement data separation, integrate APIs (Google, HMRC, banking platforms), optimise relational databases, configure FileMaker Server (FMS), and utilise the Monkey Bread plug-in suite. * Adopt best practices to improve data retrieval speed and efficiency * Maintain thorough documentation and produce clear user manuals for system updates and changes
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        NEW

        Android Mobile Engineer - Remote

        Halian Technology Limited
        London
        From £82,000 to £92,000 per annum
        Halian Technology are searching for an Android Mobile Engineer to join our clients forward-thinking mobile team. Our client is one of the UKs most trusted and innovative omni-channel retailers, where technology and customer experience go hand in hand. If youre passionate about delivering high-quality mobile experiences and want to work with modern tools, great people, and at a company where learning and development are core valuesthis is the role for you. * Lead Android engineering efforts on customer-facing apps used by millions across the UK. * Influence architecture and development strategy within a high-performing Agile squad. * Provide technical assurance and guidance across complex, high-impact projects. * Collaborate cross-functionally with iOS Engineers, BAs, QAs, Designers, and UX Specialists.
        Halian Technology are searching for an Android Mobile Engineer to join our clients forward-thinking mobile team. Our client is one of the UKs most trusted and innovative omni-channel retailers, where technology and customer experience go hand in hand. If youre passionate about delivering high-quality mobile experiences and want to work with modern tools, great people, and at a company where learning and development are core valuesthis is the role for you. * Lead Android engineering efforts on customer-facing apps used by millions across the UK. * Influence architecture and development strategy within a high-performing Agile squad. * Provide technical assurance and guidance across complex, high-impact projects. * Collaborate cross-functionally with iOS Engineers, BAs, QAs, Designers, and UX Specialists.
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        Role/Job Title: Lead DataSphere Consultant - Work Location: Canada Square, London / Watford, London (Hybrid 3days) The Role - We are seeking an experienced and strategic SAP Professional to lead the design, implementation, and optimization of solutions using SAP Datasphere. This role will be responsible for managing and implementing cloud data integration, analytics strategy, and ensuring business insights are delivered effectively across the organization. The candidate should have a fair knowledge of SAP S4/HANA Professional Services processes. This position reports to a TCS Engagement Manager, working in strong collaboration with all other client stakeholders, especially with the Product Owners, Data CoE, and other Architects. As such, the role provides broad exposure to business stakeholders and requires strong business process knowledge on Professional Services.
        Role/Job Title: Lead DataSphere Consultant - Work Location: Canada Square, London / Watford, London (Hybrid 3days) The Role - We are seeking an experienced and strategic SAP Professional to lead the design, implementation, and optimization of solutions using SAP Datasphere. This role will be responsible for managing and implementing cloud data integration, analytics strategy, and ensuring business insights are delivered effectively across the organization. The candidate should have a fair knowledge of SAP S4/HANA Professional Services processes. This position reports to a TCS Engagement Manager, working in strong collaboration with all other client stakeholders, especially with the Product Owners, Data CoE, and other Architects. As such, the role provides broad exposure to business stakeholders and requires strong business process knowledge on Professional Services.
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        NEW
        A brand new vacancy for a Software Engineer with an incredible scientific instrumentation start-up has become available, based in West London (W12). The Software Engineer will form part of an interdisciplinary team developing software to automate laboratory equipment and processes. * Collaborate cross-functionally with scientists, engineers and bioinformaticians to streamline experimental workflows, improve user experience, and integrate software with complex hardware systems. * Develop and refine GUIs for prototype instruments working with stakeholders. * Develop and maintain embedded software or firmware for instruments where applicable. * Ensure robust communication between hardware components e.g., sensors, actuators, pumps. * Develop software to automate lab processes, sample handling, experimental protocols, and data collection.
        A brand new vacancy for a Software Engineer with an incredible scientific instrumentation start-up has become available, based in West London (W12). The Software Engineer will form part of an interdisciplinary team developing software to automate laboratory equipment and processes. * Collaborate cross-functionally with scientists, engineers and bioinformaticians to streamline experimental workflows, improve user experience, and integrate software with complex hardware systems. * Develop and refine GUIs for prototype instruments working with stakeholders. * Develop and maintain embedded software or firmware for instruments where applicable. * Ensure robust communication between hardware components e.g., sensors, actuators, pumps. * Develop software to automate lab processes, sample handling, experimental protocols, and data collection.
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        Are you an experienced Salesforce Architect (or potentially a Senior Developer), looking to take on a challenging role, at a global, 500 staff strong UK based Software product company? You’ll be keen to take on a key role within the Data Ops team & own all things Salesforce related, across the technical, data & stakeholder management piece. Working across the business in this highly visible role, not only is Salesforce used extensively, internally, but they are also major Salesforce partners & are embedded into the Salesforce Ecosystem. Mainly, you should be a technical expert in Salesforce but also have the functional soft skills to make sure that the architecture & business requirements are effectively translated into reality. Role title: Salesforce Architect. Senior Salesforce Developer. Location: Central London – but largely irrelevant as this role is 98% remote.
        Are you an experienced Salesforce Architect (or potentially a Senior Developer), looking to take on a challenging role, at a global, 500 staff strong UK based Software product company? You’ll be keen to take on a key role within the Data Ops team & own all things Salesforce related, across the technical, data & stakeholder management piece. Working across the business in this highly visible role, not only is Salesforce used extensively, internally, but they are also major Salesforce partners & are embedded into the Salesforce Ecosystem. Mainly, you should be a technical expert in Salesforce but also have the functional soft skills to make sure that the architecture & business requirements are effectively translated into reality. Role title: Salesforce Architect. Senior Salesforce Developer. Location: Central London – but largely irrelevant as this role is 98% remote.
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        NEWFEATURED

        Microsoft Dynamics Engineer - SC Cleared

        Hays
        EC1, City of London
        £350.0 - £400.0 per day + £400 inside IR35
        Your new company - One of the largest Government Organisations responsible for Trade and InvestmentYour new role - What you'll need to succeed - Are you looking to join as a key member of the Microsoft team? Are you looking to utilise Microsoft Office products, specifically Microsoft Dynamics, to deliver solutions in rapid and agile ways that will reduce burdens on staff, maximise the use of data and support decision-making? You will develop your own solutions and be expected to be innovative, but ensure compliance with the appropriate requirements for data protection and information security. As part of this role, you'll actively promote the use of M365 applications, helping the department make the most of the M365 applications that are available. * Develop and configure new and existing services using Power Platform, Plug-Ins, and Dynamics 365
        Your new company - One of the largest Government Organisations responsible for Trade and InvestmentYour new role - What you'll need to succeed - Are you looking to join as a key member of the Microsoft team? Are you looking to utilise Microsoft Office products, specifically Microsoft Dynamics, to deliver solutions in rapid and agile ways that will reduce burdens on staff, maximise the use of data and support decision-making? You will develop your own solutions and be expected to be innovative, but ensure compliance with the appropriate requirements for data protection and information security. As part of this role, you'll actively promote the use of M365 applications, helping the department make the most of the M365 applications that are available. * Develop and configure new and existing services using Power Platform, Plug-Ins, and Dynamics 365
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        Job Role:Senior Full-Stack PHP Developer - Working Hours:5 days per week - Job Type:Permanent - Salary:£70,000 - £85,000 depending on experience - Location:London - Remote: 4 days remote - 1 day on-site in London office - Postcode NW6 - About the Company - Our client is a rapidly growing platform that connects individuals with industry professionals for special events. By offering unique opportunities, the platform allows professionals in the field to achieve higher earnings while enjoying enhanced flexibility and a better work-life balance. Role Overview - This is an exciting opportunity to join a high-growth, early-stage startup. As a Full-Stack Developer, youll work closely with the founders and engineers in a tight-knit, London-based team. Youll have a direct impact on the companys expansion into new international markets, shaping the future of the business.
        Job Role:Senior Full-Stack PHP Developer - Working Hours:5 days per week - Job Type:Permanent - Salary:£70,000 - £85,000 depending on experience - Location:London - Remote: 4 days remote - 1 day on-site in London office - Postcode NW6 - About the Company - Our client is a rapidly growing platform that connects individuals with industry professionals for special events. By offering unique opportunities, the platform allows professionals in the field to achieve higher earnings while enjoying enhanced flexibility and a better work-life balance. Role Overview - This is an exciting opportunity to join a high-growth, early-stage startup. As a Full-Stack Developer, youll work closely with the founders and engineers in a tight-knit, London-based team. Youll have a direct impact on the companys expansion into new international markets, shaping the future of the business.
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        NEW
        Claims Business Analyst - Location: Guildford (Hybrid – 1 day per week/Month in the office) Contract Type: Permanent - About the Role - We are working with a market-leading insurer currently undergoing a major transformation of its UK Commercial business. They are seeking a Claims Business Analyst to support key initiatives within their Target Operating Model programme. This permanent role offers the opportunity to work across core system modernisation, data-led digital development, and internal/external integrations - aimed at improving the end-to-end journey for customers, intermediaries, and internal users. Requirements * 3+ years experience delivering change across medium to large-scale programmes * Familiarity with claims platforms * Excellent stakeholder engagement and facilitation skills * Proficient in both Agile and Waterfall methodologies * System integratio
        Claims Business Analyst - Location: Guildford (Hybrid – 1 day per week/Month in the office) Contract Type: Permanent - About the Role - We are working with a market-leading insurer currently undergoing a major transformation of its UK Commercial business. They are seeking a Claims Business Analyst to support key initiatives within their Target Operating Model programme. This permanent role offers the opportunity to work across core system modernisation, data-led digital development, and internal/external integrations - aimed at improving the end-to-end journey for customers, intermediaries, and internal users. Requirements * 3+ years experience delivering change across medium to large-scale programmes * Familiarity with claims platforms * Excellent stakeholder engagement and facilitation skills * Proficient in both Agile and Waterfall methodologies * System integratio
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        NEWFEATURED
        Are you passionate about creating smart, effective solutions that make a real difference? In a system as critical and complex as the NHS, poor inventory management doesn’t just waste money — it risks lives, reduces efficiency, and erodes trust. Improvements in digital tracking, data integration, and supply chain coordination are essential to mitigate these effects. At Ingenica Solutions we build smart inventory management software solutions to help the healthcare sector gain control over inventory, track usage at the point of care, and drive efficiency across the supply chain. If you want to build solutions that have real impact on the lives of others, we invite you to join our highly talented software team as a Microsoft Dynamics Nav Developer. This is an excellent opportunity to make a meaningful impact within a collaborative and forward-thinking environment.
        Are you passionate about creating smart, effective solutions that make a real difference? In a system as critical and complex as the NHS, poor inventory management doesn’t just waste money — it risks lives, reduces efficiency, and erodes trust. Improvements in digital tracking, data integration, and supply chain coordination are essential to mitigate these effects. At Ingenica Solutions we build smart inventory management software solutions to help the healthcare sector gain control over inventory, track usage at the point of care, and drive efficiency across the supply chain. If you want to build solutions that have real impact on the lives of others, we invite you to join our highly talented software team as a Microsoft Dynamics Nav Developer. This is an excellent opportunity to make a meaningful impact within a collaborative and forward-thinking environment.
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        NEW

        Software Development Team Lead

        Hays
        EC1, City of London
        £90000.0 - £110000.0 per annum + Competitive + Benefits Package
        Programming Languages & Frameworks: TypeScript, Node.js, NestJS (REST API framework), AngularJS (or similar frontend frameworks) * Databases & Data Management: PostgreSQL, PostgREST (RESTful API layer over PostgreSQL)
        Programming Languages & Frameworks: TypeScript, Node.js, NestJS (REST API framework), AngularJS (or similar frontend frameworks) * Databases & Data Management: PostgreSQL, PostgREST (RESTful API layer over PostgreSQL)
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        NEW
        5+ years experience in working with the .NET framework, particularly with ASP.NET Core, React/React Native, C#, Web API Experience developing REST API-driven mobile first web applications
        5+ years experience in working with the .NET framework, particularly with ASP.NET Core, React/React Native, C#, Web API Experience developing REST API-driven mobile first web applications
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        NEW

        Full Stack Developer

        Rise Technical
        London
        £60000.00 - £70000.00 per annum + + Equity
        The ideal candidate will have a robust background in AWS, Node.js, and React, along with expertise in NoSQL databases, RESTful API design and development, product development, and deployment of applications on both iOS and Android platforms.
        The ideal candidate will have a robust background in AWS, Node.js, and React, along with expertise in NoSQL databases, RESTful API design and development, product development, and deployment of applications on both iOS and Android platforms.
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        Full Stack Lead Engineer

        Hunter Selection
        Soho, W1
        £60000 - £85000 per annum + health insurance life insurance
        Restful API development - React | TypeScript | NodeJS | AWS | Event driven Architecture | CDK | Lambda | Cognito | S3 | SQS | Eventbridge | Restful API | API | SQL | NoSQL | messaging queues | WebSockets | DevOps | CI/CD | GitHub | WebAssembly | Infrastructure as Code | React | TypeScript | NodeJS | AWS | Event driven Architecture | CDK | Lambda | Cognito | S3 | SQS | Eventbridge | Restful API | API | SQL | NoSQL | messaging queues | WebSockets | DevOps | CI/CD | GitHub | WebAssembly | Infrastructure as Code | React | TypeScript | NodeJS | AWS | Event driven Architecture | CDK | Lambda | Cognito | S3 | SQS | Eventbridge | Restful API | API | SQL | NoSQL | messaging queues | WebSockets | DevOps | CI/CD | GitHub | WebAssembly | Infrastructure as Code
        Restful API development - React | TypeScript | NodeJS | AWS | Event driven Architecture | CDK | Lambda | Cognito | S3 | SQS | Eventbridge | Restful API | API | SQL | NoSQL | messaging queues | WebSockets | DevOps | CI/CD | GitHub | WebAssembly | Infrastructure as Code | React | TypeScript | NodeJS | AWS | Event driven Architecture | CDK | Lambda | Cognito | S3 | SQS | Eventbridge | Restful API | API | SQL | NoSQL | messaging queues | WebSockets | DevOps | CI/CD | GitHub | WebAssembly | Infrastructure as Code | React | TypeScript | NodeJS | AWS | Event driven Architecture | CDK | Lambda | Cognito | S3 | SQS | Eventbridge | Restful API | API | SQL | NoSQL | messaging queues | WebSockets | DevOps | CI/CD | GitHub | WebAssembly | Infrastructure as Code
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        NEWFEATURED
        Youll have a working knowledge of a broad stack of cloud technologies, excellent engineering skills, and experience of Ingestion and ETL methods for pushing data into Snowflake from internal (MuleSoft, Salesforce, SaaS platforms etc) and external API-sources.
        Youll have a working knowledge of a broad stack of cloud technologies, excellent engineering skills, and experience of Ingestion and ETL methods for pushing data into Snowflake from internal (MuleSoft, Salesforce, SaaS platforms etc) and external API-sources.
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        NEW

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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 93 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 Central London, West End, City of 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 Angular, IT, Software Development, amongst many others.