Date posted
Commute time
Locations
Type of Company
Job types
Salaries
Locations

Filters

Last 24 hours
Sort byRelevance
Commute time
Locations
Salaries
Date posted
1 selected
    Type of Company
      Job types
      1 selected

        Related Jobs

        • DevOps
        • IT
        • Software Development
        • Architecture
        • Infrastructure
        • Design
        • Service
        • Communication
        • Technology
        • Python
        • Lead Engineer
        • Senior Software Engineer
        • AI Engineer
        • Full Stack Developer
        • Senior Data Scientist

        show more
        Last 24 hours
        Remove all filters

        Commute time

        Locations

        Popular locations


        The City, City (EC2)
        3





























        See all jobs in Sidcup

        Salaries

        Date posted

        Last 24 hours
        160




        44 Permanent API jobs in Sidcup + 20 miles

        116 exact matches jobs are outside your preferred location

        AI Lead Developer

        Colchester Institute Enterprises Limited
        CO3, Colchester, CO3 3LF
        £42000.92 to £45906.64 per year
        Join Colchester Institute – Where Your Career Makes a Difference - At Colchester Institute, we believe in the power of education to transform lives and communities. As one of the leading providers of education and training in the region, we are proud to offer a dynamic, supportive, and forward-thinking working environment. Whether you're an experienced professional or just starting out, working with us means being part of a team that values innovation, inclusivity, and excellence. We are committed to nurturing talent and creating opportunities for continuous professional growth and development. We are especially passionate about driving diversity and inspiring individuals from all backgrounds to thrive in careers across a wide range of sectors. This position is located within our Digital Solutions team in the IT & Digital Services department.
        Join Colchester Institute – Where Your Career Makes a Difference - At Colchester Institute, we believe in the power of education to transform lives and communities. As one of the leading providers of education and training in the region, we are proud to offer a dynamic, supportive, and forward-thinking working environment. Whether you're an experienced professional or just starting out, working with us means being part of a team that values innovation, inclusivity, and excellence. We are committed to nurturing talent and creating opportunities for continuous professional growth and development. We are especially passionate about driving diversity and inspiring individuals from all backgrounds to thrive in careers across a wide range of sectors. This position is located within our Digital Solutions team in the IT & Digital Services department.
        more
        NEWFEATURED
        Senior Full StackDeveloper Kotlin / Java / React (Hybrid, London) We're working with aninsurtech company thats redefining how consumers experience insurance in the digital age. Their mission is to simplify and personalise the insurance journey, leveraging modern technology, intuitive design, and deep industry insight to deliver standout experiences particularly in the automotive and mobility sectors. * Designing and developing backend services and REST APIs using Kotlin and Java * Building and integrating front-end interfaces using React.js, TypeScript & PostgreSQL * Creating and maintaining AWS Lambda functions and infrastructure using Terraform * Collaborating closely with product, design, and domain experts in a fast-moving, agile environment * Playing a key role in shaping architecture and tech strategy as the platform scales
        Senior Full StackDeveloper Kotlin / Java / React (Hybrid, London) We're working with aninsurtech company thats redefining how consumers experience insurance in the digital age. Their mission is to simplify and personalise the insurance journey, leveraging modern technology, intuitive design, and deep industry insight to deliver standout experiences particularly in the automotive and mobility sectors. * Designing and developing backend services and REST APIs using Kotlin and Java * Building and integrating front-end interfaces using React.js, TypeScript & PostgreSQL * Creating and maintaining AWS Lambda functions and infrastructure using Terraform * Collaborating closely with product, design, and domain experts in a fast-moving, agile environment * Playing a key role in shaping architecture and tech strategy as the platform scales
        more
        NEW
        Title: Laboratory Systems Specialist - Location: Slough - Visa and Relocation support is offered with this role. Today, Lonza is a global leader in life sciences operating across five continents. While we work in science, theres no magic formula to how we do it. Our greatest scientific solution is talented people working together, devising ideas that help businesses to help people. In exchange, we let our people own their careers. Their ideas, big and small, genuinely improve the world. And thats the kind of work we want to be part of. The role of a Laboratory Systems Specialist is to lead the development and implementation of robust Lab/digital infrastructure within our R&D laboratories for the UK and US locations. This is pivotal in enabling efficient, automated data exchange between laboratory instruments and enterprise informatics systems such as Electronic Lab no
        Title: Laboratory Systems Specialist - Location: Slough - Visa and Relocation support is offered with this role. Today, Lonza is a global leader in life sciences operating across five continents. While we work in science, theres no magic formula to how we do it. Our greatest scientific solution is talented people working together, devising ideas that help businesses to help people. In exchange, we let our people own their careers. Their ideas, big and small, genuinely improve the world. And thats the kind of work we want to be part of. The role of a Laboratory Systems Specialist is to lead the development and implementation of robust Lab/digital infrastructure within our R&D laboratories for the UK and US locations. This is pivotal in enabling efficient, automated data exchange between laboratory instruments and enterprise informatics systems such as Electronic Lab no
        more
        NEW
        Based at client locations, working remotely, or based in our Godalming or Milton Keynes offices. Salary: Negotiable, DoE, plus company benefits. Due to the nature of this position, you must be willing and eligible to achieve a minimum of SC clearance. To be eligible, you must have been a resident in the UK for a minimum of 5 years and have the right to work in the UK. About Us - Triad Group Plc is an award-winning digital, data, and solutions consultancy with over 35 years' experience primarily serving the UK public sector and central government. We deliver high-quality solutions that make a real difference to users, citizens, and consumers. At Triad, collaboration thrives, knowledge is shared, and every voice matters. Our close-knit, supportive culture ensures you're valued from day one. Whether working with cutting-edge tech or shaping strategy for national-scale pr
        Based at client locations, working remotely, or based in our Godalming or Milton Keynes offices. Salary: Negotiable, DoE, plus company benefits. Due to the nature of this position, you must be willing and eligible to achieve a minimum of SC clearance. To be eligible, you must have been a resident in the UK for a minimum of 5 years and have the right to work in the UK. About Us - Triad Group Plc is an award-winning digital, data, and solutions consultancy with over 35 years' experience primarily serving the UK public sector and central government. We deliver high-quality solutions that make a real difference to users, citizens, and consumers. At Triad, collaboration thrives, knowledge is shared, and every voice matters. Our close-knit, supportive culture ensures you're valued from day one. Whether working with cutting-edge tech or shaping strategy for national-scale pr
        more
        NEW

        IT Application Specialist

        Labyrinth Technologies
        GU51, Fleet
        £42,000 – £45,000 per annum
        Exciting IT Application Support Analyst role with international travel, competitive salary (£42k–£45k), and career development opportunities in a growing, innovative IT company. Fleet, Hampshire (with international travel) * Full time, permanent (40 hours, Monday – Friday) * 60% shifts: 08:30 – 18:00 & 40% shifts: 12:00 – 20:00 * Occasional weekend work required * £42,000 – £45,000 per annum - Please Note: Applicants must be authorised to work in the UK - Labyrinth has grown significantly in recent years by providing honest, efficient, and forward-thinking IT support. We are passionate about transforming the reputation of the IT services industry and driving real change. As part of our team, you’ll enjoy an excellent work culture, access to cutting-edge technologies, and the chance to make a measurable impact. The Role
        Exciting IT Application Support Analyst role with international travel, competitive salary (£42k–£45k), and career development opportunities in a growing, innovative IT company. Fleet, Hampshire (with international travel) * Full time, permanent (40 hours, Monday – Friday) * 60% shifts: 08:30 – 18:00 & 40% shifts: 12:00 – 20:00 * Occasional weekend work required * £42,000 – £45,000 per annum - Please Note: Applicants must be authorised to work in the UK - Labyrinth has grown significantly in recent years by providing honest, efficient, and forward-thinking IT support. We are passionate about transforming the reputation of the IT services industry and driving real change. As part of our team, you’ll enjoy an excellent work culture, access to cutting-edge technologies, and the chance to make a measurable impact. The Role
        more
        NEWFEATURED
        Your new role - You will be part of the team that will be responsible for developing and maintaining features for the Android variant of the NHS App. Working in a multi-disciplinary team of tech, design, business, product, infrastructure and test, you will help to design, develop, test and deliver new features while also maintaining existing features. You will be involved throughout the entire product lifecycle being chiefly responsible for producing high-quality, performant, well-documented and tested features that deliver a first-class experience to millions of users across England. Responsibilities - Work with a multi-disciplinary team to design, document and develop high quality, scalable solutions for the NHS App's Android application using Kotlin. - Create appropriate unit and integration tests for your work.
        Your new role - You will be part of the team that will be responsible for developing and maintaining features for the Android variant of the NHS App. Working in a multi-disciplinary team of tech, design, business, product, infrastructure and test, you will help to design, develop, test and deliver new features while also maintaining existing features. You will be involved throughout the entire product lifecycle being chiefly responsible for producing high-quality, performant, well-documented and tested features that deliver a first-class experience to millions of users across England. Responsibilities - Work with a multi-disciplinary team to design, document and develop high quality, scalable solutions for the NHS App's Android application using Kotlin. - Create appropriate unit and integration tests for your work.
        more
        NEW

        Salesforce Vlocity Developer

        Stackstudio Digital Ltd.
        SL4, Windsor
        From £475 to £500 per day
        Job Title: Salesforce Vlocity Developer - Location: Windsor, UK - Work Mode (Mandatory): Hybrid (visit to office once every week) to begin with - Job Purpose and Primary Objectives - Salesforce Vlocity development for a major business unit - Key Responsibilities * Design and develop custom Vlocity solutions on top of the Salesforce platform, including CPQ, CLM, and OmniStudio. * Work with the design and product teams to translate product requirements into technical specifications. * Build and maintain Vlocity data models, including objects, fields, and relationships. * Develop custom Apex classes, triggers, and Visualforce pages to extend the functionality of the Salesforce platform. * Implement Vlocity integration with external systems using REST and SOAP APIs. * Collaborate with other developers and the operations team to ensure the quality of the codebase and the t
        Job Title: Salesforce Vlocity Developer - Location: Windsor, UK - Work Mode (Mandatory): Hybrid (visit to office once every week) to begin with - Job Purpose and Primary Objectives - Salesforce Vlocity development for a major business unit - Key Responsibilities * Design and develop custom Vlocity solutions on top of the Salesforce platform, including CPQ, CLM, and OmniStudio. * Work with the design and product teams to translate product requirements into technical specifications. * Build and maintain Vlocity data models, including objects, fields, and relationships. * Develop custom Apex classes, triggers, and Visualforce pages to extend the functionality of the Salesforce platform. * Implement Vlocity integration with external systems using REST and SOAP APIs. * Collaborate with other developers and the operations team to ensure the quality of the codebase and the t
        more
        NEW

        Lead Android Engineer

        Halian Technology Limited
        London
        From £82,000 to £92,000 per annum
        Halian Technology are searching for an Lead Android Engineerto join our clients forward-thinking mobile team. Our client isone 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. * 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. * Champion Android best practices including Accessibility, CI/CD, TDD, and clean architecture.
        Halian Technology are searching for an Lead Android Engineerto join our clients forward-thinking mobile team. Our client isone 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. * 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. * Champion Android best practices including Accessibility, CI/CD, TDD, and clean architecture.
        more
        NEW

        Lead Android Engineer

        Halian Technology Limited
        RG1, Reading
        From £82,000 to £92,000 per annum
        Halian Technology are searching for aLead Android Engineerto join our clients forward-thinking mobile team. Our client isone 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. * 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. * Champion Android best practices including Accessibility, CI/CD, TDD, and clean architecture.
        Halian Technology are searching for aLead Android Engineerto join our clients forward-thinking mobile team. Our client isone 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. * 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. * Champion Android best practices including Accessibility, CI/CD, TDD, and clean architecture.
        more
        NEW

        Lead Android Engineer

        Halian Technology Limited
        RG12, Bracknell
        From £82,000 to £92,000 per annum
        Halian Technology are searching for aLead Android Engineerto join our clients forward-thinking mobile team. Our client isone 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. * 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. * Champion Android best practices including Accessibility, CI/CD, TDD, and clean architecture.
        Halian Technology are searching for aLead Android Engineerto join our clients forward-thinking mobile team. Our client isone 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. * 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. * Champion Android best practices including Accessibility, CI/CD, TDD, and clean architecture.
        more
        NEW

        SDET-Java

        Randstad Digital
        RH15, Burgess Hill
        £55000 - £60000 per annum
        Knowledge of the following tools Cucumber Godog or other BDD tools Kubernetes Docker Rest Assured Rest or other REST API testing tools Wiremock Mountebank or other HTTP stubbing tools
        Knowledge of the following tools Cucumber Godog or other BDD tools Kubernetes Docker Rest Assured Rest or other REST API testing tools Wiremock Mountebank or other HTTP stubbing tools
        more
        NEWFEATURED
        Experience with some of the technologies we make use of: Groovy, Python, AWS Serverless (API Gateway, Lambdas), XML, JSON, Open API, virtualisation in general and especially Docker and its eco system, Git, NoSQL products and concepts (Dynamo, column family, etc.)
        Experience with some of the technologies we make use of: Groovy, Python, AWS Serverless (API Gateway, Lambdas), XML, JSON, Open API, virtualisation in general and especially Docker and its eco system, Git, NoSQL products and concepts (Dynamo, column family, etc.)
        more
        NEW
        Provide expertise in the planning, constructing and execution of test scripts from the initial stages of the project until the implementation of the product (Web, Mobile, and API)
        Provide expertise in the planning, constructing and execution of test scripts from the initial stages of the project until the implementation of the product (Web, Mobile, and API)
        more
        NEW
        London, UK - Full time - 2025-09-08 - Posted 19 Days Ago - 313239 - 10 - The Quality Engineering team works in partnership with other Technology Functions and the Business to ensure quality delivery of our products. The team works in an Agile environment and is located globally. The team is independent in driving all decisions and is responsible for continuously improving customer experience, revenue growth and operations enablement through quick turn-around of development of our products with high quality. * Develop automation scripts that comply with organizational standards, creating reliable, reusable, and maintainable automated regression suites and test harnesses. * Utilize various tools and frameworks to create automation scripts with high-quality code to simplify testing scenarios. * Design and develop test plans and test cases based on functional and design s
        London, UK - Full time - 2025-09-08 - Posted 19 Days Ago - 313239 - 10 - The Quality Engineering team works in partnership with other Technology Functions and the Business to ensure quality delivery of our products. The team works in an Agile environment and is located globally. The team is independent in driving all decisions and is responsible for continuously improving customer experience, revenue growth and operations enablement through quick turn-around of development of our products with high quality. * Develop automation scripts that comply with organizational standards, creating reliable, reusable, and maintainable automated regression suites and test harnesses. * Utilize various tools and frameworks to create automation scripts with high-quality code to simplify testing scenarios. * Design and develop test plans and test cases based on functional and design s
        more
        Mastercard Developers ( is the primary API platform for Mastercard partners to access a diverse range of payment, data, loyalty, and security APIs. The team is responsible for delivering an experience that ensures developers can quickly find the right API, assess its technical capabilities and integrate it into new and innovative solutions. Act as subject matter expert for Mastercard Developers API Platform and services to support customer integrations on occasion - Proven track record in API based products
        Mastercard Developers ( is the primary API platform for Mastercard partners to access a diverse range of payment, data, loyalty, and security APIs. The team is responsible for delivering an experience that ensures developers can quickly find the right API, assess its technical capabilities and integrate it into new and innovative solutions. Act as subject matter expert for Mastercard Developers API Platform and services to support customer integrations on occasion - Proven track record in API based products
        more
        NEW
        Howdens Joinery are looking for a new Solutions Architect with expert experience in API and Microservices to join our Digital & Trade Architecture team based in either our office in Raunds, Northamptonshire or Croxley Park, Watford with some home working.
        Howdens Joinery are looking for a new Solutions Architect with expert experience in API and Microservices to join our Digital & Trade Architecture team based in either our office in Raunds, Northamptonshire or Croxley Park, Watford with some home working.
        more
        NEW
        To complement the efficient networking architecture, you will help designing Infrastructure-as-a-Service virtual network orchestration API-driven services to support tenants workloads security and performance SLAs for BMaaS, VMaaS and Kubernetes. * Hands-on experience developing secure and performant API-driven services (gRPC, ReST with transport encryption and strong authentication)
        To complement the efficient networking architecture, you will help designing Infrastructure-as-a-Service virtual network orchestration API-driven services to support tenants workloads security and performance SLAs for BMaaS, VMaaS and Kubernetes. * Hands-on experience developing secure and performant API-driven services (gRPC, ReST with transport encryption and strong authentication)
        more
        NEW
        Code quality and API-First principles are at the heart of all our development. * Deliver high efficiency, high availability, concurrent and fault tolerant software systems using API-First principles. * An interest in setting strategy and direction, backed by real-work experience, ideally in an API-First setting. * Experience designing, building, and deploying scalable micro-services using API-First principles using at least one of REST/gRPC. * Strong understanding of RESTful API design principles and best practices. * Experience with API authentication and authorization mechanisms (e.g., OAuth, JWT). * Experience with API gateway technologies (e.g., Apigee, Kong) is beneficial.
        Code quality and API-First principles are at the heart of all our development. * Deliver high efficiency, high availability, concurrent and fault tolerant software systems using API-First principles. * An interest in setting strategy and direction, backed by real-work experience, ideally in an API-First setting. * Experience designing, building, and deploying scalable micro-services using API-First principles using at least one of REST/gRPC. * Strong understanding of RESTful API design principles and best practices. * Experience with API authentication and authorization mechanisms (e.g., OAuth, JWT). * Experience with API gateway technologies (e.g., Apigee, Kong) is beneficial.
        more
        NEW

        Related Jobs


        show more

        Frequently Asked Questions

        How many permanent API jobs are there in Sidcup?
        There are 44 permanent API jobs within 20 miles of Sidcup available on CWJobs right now.

        What other similar jobs are there to permanent API jobs in Sidcup?
        As well as permanent API jobs in Sidcup, you can find permanent DevOps, IT, Software Development, amongst many others.