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        6 Permanent API jobs in Essex + 20 miles

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        (SC Cleared) Tooling Engineer - Atalassian

        Sanderson Recruitment
        London
        Up to £510 per day + Inside IR35
        Location: Remote with travel to Corsham (Fortnightly) Day Rate: £510 (Inside IR35) Clearance: Active SC clearance required - Industry: Defence - Overview - We are seeking an experienced Collaborative Tooling Engineer to support a high-profile MOD programme, focused on designing, maintaining, and optimising collaboration platforms across the Atlassian Suite, particularly Jira and Confluence. The role suits someone who has deep hands-on experience administering Atlassian tools within secure or complex environments, and who can support engineering teams, delivery squads, and senior stakeholders with reliable, well-governed collaboration solutions. This position offers remote working with planned fortnightly site visits to Corsham. Key Responsibilities - Atlassian Platform Ownership * Administer, configure, and maintain Jira, Confluence, and related Atlassian Suite toolin
        Location: Remote with travel to Corsham (Fortnightly) Day Rate: £510 (Inside IR35) Clearance: Active SC clearance required - Industry: Defence - Overview - We are seeking an experienced Collaborative Tooling Engineer to support a high-profile MOD programme, focused on designing, maintaining, and optimising collaboration platforms across the Atlassian Suite, particularly Jira and Confluence. The role suits someone who has deep hands-on experience administering Atlassian tools within secure or complex environments, and who can support engineering teams, delivery squads, and senior stakeholders with reliable, well-governed collaboration solutions. This position offers remote working with planned fortnightly site visits to Corsham. Key Responsibilities - Atlassian Platform Ownership * Administer, configure, and maintain Jira, Confluence, and related Atlassian Suite toolin
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        FEATURED
        We are looking for an Engineering Manager (f/m/d) to lead a high-performing, remote-first API development team based in Europe who are driving Contentfuls REST and GraphQL APIs that enable customers to manage and deliver content at scale. We aim to help customers accelerate innovation, reduce operational complexity, and unlock new growth opportunities through a secure, performant, and extensible API ecosystem. * Lead and grow a globally-distributed API development team, ensuring a culture of high performance, collaboration, and continuous improvement. * Experience with API-first platforms.
        We are looking for an Engineering Manager (f/m/d) to lead a high-performing, remote-first API development team based in Europe who are driving Contentfuls REST and GraphQL APIs that enable customers to manage and deliver content at scale. We aim to help customers accelerate innovation, reduce operational complexity, and unlock new growth opportunities through a secure, performant, and extensible API ecosystem. * Lead and grow a globally-distributed API development team, ensuring a culture of high performance, collaboration, and continuous improvement. * Experience with API-first platforms.
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        Youll design, implement, and maintain integration solutions that power our business operations, leveraging your expertise in both traditional EDI standards and modern API integrations. * Collaborate with internal teams and external partners to gather requirements and ensure compliance with API standards * Monitor and troubleshoot EDI/API transactions, resolving errors to ensure smooth information flow * Create and maintain documentation for EDI processes, API specifications, and trading partner profiles * Provide training and support to internal users on EDI/API processes and best practices * Experience with API-based integrations and EDI platforms * Solid understanding of HTTP, authentication (OAuth2, JWT), and API lifecycle management
        Youll design, implement, and maintain integration solutions that power our business operations, leveraging your expertise in both traditional EDI standards and modern API integrations. * Collaborate with internal teams and external partners to gather requirements and ensure compliance with API standards * Monitor and troubleshoot EDI/API transactions, resolving errors to ensure smooth information flow * Create and maintain documentation for EDI processes, API specifications, and trading partner profiles * Provide training and support to internal users on EDI/API processes and best practices * Experience with API-based integrations and EDI platforms * Solid understanding of HTTP, authentication (OAuth2, JWT), and API lifecycle management
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        Conduct different testing types and adapt them to the project need: functional testing, regression testing, API testing, integration testing, security testing, performance testing, contract testing. * Implement and maintain automated testing framework for UI, API and AI/ML solutions. * Proficiency in UI and API test automation tools like cypress, cucumber, postman, pytest.
        Conduct different testing types and adapt them to the project need: functional testing, regression testing, API testing, integration testing, security testing, performance testing, contract testing. * Implement and maintain automated testing framework for UI, API and AI/ML solutions. * Proficiency in UI and API test automation tools like cypress, cucumber, postman, pytest.
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        We go beyond the obvious, using intelligence, passion and creativity to inspire new thinking and shape the world we live in. To start a career that is out of the ordinary, please apply... Job Details - Were the worlds leading data, insights, and consulting company; we shape the brands of tomorrow by better understanding people everywhere. About the job - We are looking for a talented Principal Engineering Lead, AI Enabled Solutions to join our engineering community. Together we are building, enhancing and supporting the next generation of our platform. This role is perfect for a highly experienced software engineer or software architect who loves to work as a team whilst building elegant and simple solutions that scale. Job Goals The Principal Engineering Lead, AI Enabled Solutions, plays a crucial role in driving Kantars technology transformation by architecting and
        We go beyond the obvious, using intelligence, passion and creativity to inspire new thinking and shape the world we live in. To start a career that is out of the ordinary, please apply... Job Details - Were the worlds leading data, insights, and consulting company; we shape the brands of tomorrow by better understanding people everywhere. About the job - We are looking for a talented Principal Engineering Lead, AI Enabled Solutions to join our engineering community. Together we are building, enhancing and supporting the next generation of our platform. This role is perfect for a highly experienced software engineer or software architect who loves to work as a team whilst building elegant and simple solutions that scale. Job Goals The Principal Engineering Lead, AI Enabled Solutions, plays a crucial role in driving Kantars technology transformation by architecting and
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        NEW
        Location: London - Duration: 6 months, full time - Start: As soon as possible - Why? Statkraft?has been making clean energy possible for over a century. Thats what we offer. 125 years of unrivalled expertise in supplying the world with what it needs most. We envision a world that runs entirely on renewable energy. Because in the fight against climate change, we dont see renewable energy as part of the solution we believe it must be?the?solution. With us, youll shape a career that is truly forward-facing with many amazing opportunities and offerings to match.? But theres more work to be done thats why we need you to join us. Working in Proprietary Trading - The Proprietary Trading department at Statkraft is known for its innovative and data-driven approach, and our team members are expected to have strong analytical and problem-solving skills, as well as a passion for
        Location: London - Duration: 6 months, full time - Start: As soon as possible - Why? Statkraft?has been making clean energy possible for over a century. Thats what we offer. 125 years of unrivalled expertise in supplying the world with what it needs most. We envision a world that runs entirely on renewable energy. Because in the fight against climate change, we dont see renewable energy as part of the solution we believe it must be?the?solution. With us, youll shape a career that is truly forward-facing with many amazing opportunities and offerings to match.? But theres more work to be done thats why we need you to join us. Working in Proprietary Trading - The Proprietary Trading department at Statkraft is known for its innovative and data-driven approach, and our team members are expected to have strong analytical and problem-solving skills, as well as a passion for
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        A newly created exciting opportunity to join the PIM (Pension Investment Management) team as the Head of PIM Engineering . This is a permanent opportunity based in our London office (hybrid working). Who we are - Railpen is responsible for the safekeeping and investment of around £34 billion in assets and the administration of several pension schemes, including the Railways Pension Scheme, one of the UK's largest and longest established pension funds. Our heritage of looking after the pension needs of the rail industry and its employees gives us our name and our unique outlook on how we serve our members. Railpen takes a holistic view, focusing on how we serve members today and how we can positively impact the communities and the world they will retire into. To learn more about Railpen including our values, culture and purpose, visit our LinkedIn Life page here. The r
        A newly created exciting opportunity to join the PIM (Pension Investment Management) team as the Head of PIM Engineering . This is a permanent opportunity based in our London office (hybrid working). Who we are - Railpen is responsible for the safekeeping and investment of around £34 billion in assets and the administration of several pension schemes, including the Railways Pension Scheme, one of the UK's largest and longest established pension funds. Our heritage of looking after the pension needs of the rail industry and its employees gives us our name and our unique outlook on how we serve our members. Railpen takes a holistic view, focusing on how we serve members today and how we can positively impact the communities and the world they will retire into. To learn more about Railpen including our values, culture and purpose, visit our LinkedIn Life page here. The r
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        Our Solution Engineers are close partners of our sales team and own key components of the sales process including infrastructural/architectural discovery, collaborative solution design, and technical validation. Solution Engineers may travel up to 50% of the time and will have the opportunity to work with teams around the world, from visionary brands to innovative digital agencies. What to expect? * This is a customer-facing role and, as such, you should expect up to 50% of your time to be spent on travel to the office and/or customer locations. * Work directly with Commercial Account Executives to support EMEA customers * Support our sales team in helping prospects understand whats possible with Contentful and how it compares to older legacy technologies * Understand prospects' project requirements, help prospects validate these requirements against our platform, ide
        Our Solution Engineers are close partners of our sales team and own key components of the sales process including infrastructural/architectural discovery, collaborative solution design, and technical validation. Solution Engineers may travel up to 50% of the time and will have the opportunity to work with teams around the world, from visionary brands to innovative digital agencies. What to expect? * This is a customer-facing role and, as such, you should expect up to 50% of your time to be spent on travel to the office and/or customer locations. * Work directly with Commercial Account Executives to support EMEA customers * Support our sales team in helping prospects understand whats possible with Contentful and how it compares to older legacy technologies * Understand prospects' project requirements, help prospects validate these requirements against our platform, ide
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        Our Solution Engineers are close partners of our sales team and own key components of the sales process including infrastructural/architectural discovery, collaborative solution design, and technical validation. Solution Engineers may travel up to 50% of the time and will have the opportunity to work with teams around the world, from visionary brands to innovative digital agencies. What to expect? * This is a customer-facing role and, as such, you should expect up to 50% of your time to be spent on travel to the office and/or customer locations. * Work directly with Commercial Account Executives to support DACH customers * Support our sales team in helping prospects understand whats possible with Contentful and how it compares to older legacy technologies * Understand prospects' project requirements, help prospects validate these requirements against our platform, ide
        Our Solution Engineers are close partners of our sales team and own key components of the sales process including infrastructural/architectural discovery, collaborative solution design, and technical validation. Solution Engineers may travel up to 50% of the time and will have the opportunity to work with teams around the world, from visionary brands to innovative digital agencies. What to expect? * This is a customer-facing role and, as such, you should expect up to 50% of your time to be spent on travel to the office and/or customer locations. * Work directly with Commercial Account Executives to support DACH customers * Support our sales team in helping prospects understand whats possible with Contentful and how it compares to older legacy technologies * Understand prospects' project requirements, help prospects validate these requirements against our platform, ide
        more
        Enterprise Systems Integration: Deep experience with enterprise applications (SAP, Salesforce, Oracle, ServiceNow, Workday) and API-based integration patterns
        Enterprise Systems Integration: Deep experience with enterprise applications (SAP, Salesforce, Oracle, ServiceNow, Workday) and API-based integration patterns
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        Client Support and Communication Integration and API Skills Oracle Cloud EPM Expertise Oracle EPM Cloud Application Support Oracle Updates and Patching Performance Optimization Problem-Solving and Critical Thinking SAAS (Software-As-A-Service)
        Client Support and Communication Integration and API Skills Oracle Cloud EPM Expertise Oracle EPM Cloud Application Support Oracle Updates and Patching Performance Optimization Problem-Solving and Critical Thinking SAAS (Software-As-A-Service)
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        Role / Job Title:EMS Tester - Work Location -Warwick, UK (3 days) Mode of Working -Hybrid (might move to 100% office) The Role - We are seeking an experienced EMS Tester to join our team working on cutting-edge Energy Management Systems (EMS) projects for leading Power Utility Transmission networks. This role will have a significant impact on ensuring the reliability and performance of SCADA systems, contributing to projects that leverage advanced technologies in power network analysis and voltage control. You will work in an Agile environment, collaborating with cross-functional teams and gaining exposure to industry-leading SCADA platforms such as OSI Monarch. Your Responsibilities * Understand functional design and ensure tests fully meet requirements. * Design and execute test cases to achieve complete test coverage.
        Role / Job Title:EMS Tester - Work Location -Warwick, UK (3 days) Mode of Working -Hybrid (might move to 100% office) The Role - We are seeking an experienced EMS Tester to join our team working on cutting-edge Energy Management Systems (EMS) projects for leading Power Utility Transmission networks. This role will have a significant impact on ensuring the reliability and performance of SCADA systems, contributing to projects that leverage advanced technologies in power network analysis and voltage control. You will work in an Agile environment, collaborating with cross-functional teams and gaining exposure to industry-leading SCADA platforms such as OSI Monarch. Your Responsibilities * Understand functional design and ensure tests fully meet requirements. * Design and execute test cases to achieve complete test coverage.
        more
        NEW
        Connect with Eutelsat Group - Be part of a new era in communications, transforming connectivity with Eutelsat Group the worlds first GEO-LEO integrated global satellite operator. As a leader in satellite communications, we provide global connectivity solutions - connecting businesses, communities, and governments around the world. We can connect you at on land, at sea and in the air. We also deliver broadcast television channels and packages, transmitting vital news reports around the world. * Pioneer the future of Space Technology * Bring connectivity to remote frontiers * Collaborate with customer-centric experts * Embrace cultural diversity in our global team - In a dynamic industry where passion drives our teams to make a difference to become the most trusted partner for global satellite connectivity, you will elevate your skills in a stretching, rewarding, and me
        Connect with Eutelsat Group - Be part of a new era in communications, transforming connectivity with Eutelsat Group the worlds first GEO-LEO integrated global satellite operator. As a leader in satellite communications, we provide global connectivity solutions - connecting businesses, communities, and governments around the world. We can connect you at on land, at sea and in the air. We also deliver broadcast television channels and packages, transmitting vital news reports around the world. * Pioneer the future of Space Technology * Bring connectivity to remote frontiers * Collaborate with customer-centric experts * Embrace cultural diversity in our global team - In a dynamic industry where passion drives our teams to make a difference to become the most trusted partner for global satellite connectivity, you will elevate your skills in a stretching, rewarding, and me
        more
        NVIDIA is looking for an expert software engineer to help us deliver CUDA-X libraries across the NVIDIA CPU and GPU ecosystem. For over a decade, NVIDIA's accelerated computing platform has revolutionized HPC and AI with applications ranging from COVID-19 research to autonomous machines. Did you know that our team develops the GPU/CPU-accelerated mathematical libraries that make all of this possible? The hardware and software accelerated computing ecosystem is constantly evolving, including shifts towards hybrid backends, deep integration with high-level languages and ecosystems (such as Python, Numpy, JAX, MLIR), and optimization at runtime for maximum flexibility and performance. Our libraries follow CUDA Everywhere approach to let developers use highly-optimized mathematical operations on all hardware available in NVIDIA ecosystem.
        NVIDIA is looking for an expert software engineer to help us deliver CUDA-X libraries across the NVIDIA CPU and GPU ecosystem. For over a decade, NVIDIA's accelerated computing platform has revolutionized HPC and AI with applications ranging from COVID-19 research to autonomous machines. Did you know that our team develops the GPU/CPU-accelerated mathematical libraries that make all of this possible? The hardware and software accelerated computing ecosystem is constantly evolving, including shifts towards hybrid backends, deep integration with high-level languages and ecosystems (such as Python, Numpy, JAX, MLIR), and optimization at runtime for maximum flexibility and performance. Our libraries follow CUDA Everywhere approach to let developers use highly-optimized mathematical operations on all hardware available in NVIDIA ecosystem.
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        Based in Northamptonshire, our Rushden site is a centre of excellence for Radiolabelled Sciences incorporating both Metabolism (which includes Clinical Metabolism, Pre-clinical ADME, In vitro and DDI services, Large Molecule Metabolism, Environmental Fate, Plant Metabolism and Metabolite Identification) in addition to Chemistry (which includes API and IMP manufacture).
        Based in Northamptonshire, our Rushden site is a centre of excellence for Radiolabelled Sciences incorporating both Metabolism (which includes Clinical Metabolism, Pre-clinical ADME, In vitro and DDI services, Large Molecule Metabolism, Environmental Fate, Plant Metabolism and Metabolite Identification) in addition to Chemistry (which includes API and IMP manufacture).
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        Commercial experience of penetration testing including Web Applications and API. * Postman or SOAP UI for API testing with a security focus (e.g. injection, authorisation, token misuse).
        Commercial experience of penetration testing including Web Applications and API. * Postman or SOAP UI for API testing with a security focus (e.g. injection, authorisation, token misuse).
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        NEW
        Drive the integration IEC 61850 engineering workflows (SCL-based ICD, SCD, SSD) into intuitive, automated tooling ecosystems aligned with modern UI/UX, API design, and utility integration requirements. * Knowledge of data modeling, API integration, network communications, and cybersecurity practices.
        Drive the integration IEC 61850 engineering workflows (SCL-based ICD, SCD, SSD) into intuitive, automated tooling ecosystems aligned with modern UI/UX, API design, and utility integration requirements. * Knowledge of data modeling, API integration, network communications, and cybersecurity practices.
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        What is the average salary for API in Essex?

        Average salary per year
        £47,499

        The average salary for a API in Essex is £47,499. API in Essex salaries range from £37,499 to £47,499.

        Frequently Asked Questions

        How many permanent API jobs are there in Essex?
        There are 6 permanent API jobs within 20 miles of Essex available on JustEngineers right now.

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