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        39 Contract API jobs in Essex + 20 miles

        Senior Developer - Java/ Angular

        Hays
        Canary Wharf, East London (E14), E14 5EY
        £80000.0 - £83000.0 per annum + 80000-83000
        Your new company - A leading consultancy sitting within their market-leading tax practice is renowned for delivering sustainable growth and empowering people to shape their careers. They are responsible for the innovation and development of human-centric products within the organisation. Their mission is to transform the working lives of finance and tax professionals. Your new role - A Senior Developer is urgently required to join the team, to work as part of the Tax technology team to develop and implement technical solutions that are resilient and scalable. The Senior Developer will work closely with other members of the team (designers, product owners, business analysts and developers) to deliver excellent experiences for their key clients. The Senior Developer will be required to develop ideas to find a pragmatic approach to the rapid delivery of prototypes, enabling a ...
        Your new company - A leading consultancy sitting within their market-leading tax practice is renowned for delivering sustainable growth and empowering people to shape their careers. They are responsible for the innovation and development of human-centric products within the organisation. Their mission is to transform the working lives of finance and tax professionals. Your new role - A Senior Developer is urgently required to join the team, to work as part of the Tax technology team to develop and implement technical solutions that are resilient and scalable. The Senior Developer will work closely with other members of the team (designers, product owners, business analysts and developers) to deliver excellent experiences for their key clients. The Senior Developer will be required to develop ideas to find a pragmatic approach to the rapid delivery of prototypes, enabling a ...
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        Product Data Analyst

        AXCO
        City of London (EC4R)
        Competitive DOE + Excellent Benefits!
        Location: London, Hybrid EC4R 9AD - Salary: Competitive, DOE, + Excellent Benefits! Contract Type: Full Time, Permanent - What We Can Offer You: 25 Days Annual Leave (Pro-Rata for Part-time and Fixed-Term Roles), Additional Holiday Purchase, Hybrid Working, Life Assurance, Vitality Private Healthcare, Subsidised Gym Memberships, Cycle to Work scheme, Discount Vouchers and Access to Wellbeing Resources - Why Do We Want You - At Axco, part of Wilmington plc, we're developing data driven products that support the global insurance market, and we're looking for someone who can help shape how those products use and present data. This role will give you the space to design and refine Power BI models, dashboards and analytics that sit at the core of our customer facing tools. You'll work closely with colleagues across product, engineering and data to translate real business needs into ...
        Location: London, Hybrid EC4R 9AD - Salary: Competitive, DOE, + Excellent Benefits! Contract Type: Full Time, Permanent - What We Can Offer You: 25 Days Annual Leave (Pro-Rata for Part-time and Fixed-Term Roles), Additional Holiday Purchase, Hybrid Working, Life Assurance, Vitality Private Healthcare, Subsidised Gym Memberships, Cycle to Work scheme, Discount Vouchers and Access to Wellbeing Resources - Why Do We Want You - At Axco, part of Wilmington plc, we're developing data driven products that support the global insurance market, and we're looking for someone who can help shape how those products use and present data. This role will give you the space to design and refine Power BI models, dashboards and analytics that sit at the core of our customer facing tools. You'll work closely with colleagues across product, engineering and data to translate real business needs into ...
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        FEATURED

        Product Manager - Automation

        Apogee Corporation**
        Tovil, Maidstone (ME15), ME15 6RQ
        Competitive Salary
        With over 30 years of expertise, Apogee transforms how organisations of every size and sector manage their IT delivering everything they need through one seamless point of contact. As an independent subsidiary of HP Inc., we combine the agility of a specialist provider with the power of one of the worlds leading technology companies, giving our clients instant access to cutting-edge innovation backed by market-leading service operations! Some people scroll past a clunky, manual process...you stare at it and think, this could run itself! That is who we are looking for. Apogee built its name in Managed Print. Now we are pushing hard into Managed IT and intelligent automation. We do not need a pure technologist sitting in a corner building features. We need someone commercially sharp. Curious. Slightly restless.
        With over 30 years of expertise, Apogee transforms how organisations of every size and sector manage their IT delivering everything they need through one seamless point of contact. As an independent subsidiary of HP Inc., we combine the agility of a specialist provider with the power of one of the worlds leading technology companies, giving our clients instant access to cutting-edge innovation backed by market-leading service operations! Some people scroll past a clunky, manual process...you stare at it and think, this could run itself! That is who we are looking for. Apogee built its name in Managed Print. Now we are pushing hard into Managed IT and intelligent automation. We do not need a pure technologist sitting in a corner building features. We need someone commercially sharp. Curious. Slightly restless.
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        Software Engineering Manager

        Halian Technology Limited
        Central London (W1)
        From £120,000 to £130,000 per annum Plus bonus and benefits
        EngineeringManager/SeniorEngineeringManager - Location:Hybrid(3daysperweekin-office) Company:LeadingPaymentsCompany(FinTech) Myclientisahigh-growth,product ledpaymentscompanyoperatingattheforefrontofthefintechecosystem. Theirplatformpowerssecure,scalable,andreliabletransactionsforbusinessesglobally,processingmillionsofpaymentsdailywithastrongfocusoncompliance,resilience,andperformance. Astheycontinuetoscale,wearelookingforanEngineeringManager/SeniorEngineeringManagertoleadhigh-performingteamsbuildingmission-criticalpaymentsinfrastructureandcustomer-facingfinancialproducts. TheRole - Thisisahands-offbuthighlytechnicalleadershiprole. Youwillnotbecodingday-today,butyouwillremainclosetothearchitecture,technicaldecisions,andengineeringquality. Youwillleadateamoftalentedengineersdeliveringsecure,compliant,andscalablepaymentsystemsinaregulatedenvironment.
        EngineeringManager/SeniorEngineeringManager - Location:Hybrid(3daysperweekin-office) Company:LeadingPaymentsCompany(FinTech) Myclientisahigh-growth,product ledpaymentscompanyoperatingattheforefrontofthefintechecosystem. Theirplatformpowerssecure,scalable,andreliabletransactionsforbusinessesglobally,processingmillionsofpaymentsdailywithastrongfocusoncompliance,resilience,andperformance. Astheycontinuetoscale,wearelookingforanEngineeringManager/SeniorEngineeringManagertoleadhigh-performingteamsbuildingmission-criticalpaymentsinfrastructureandcustomer-facingfinancialproducts. TheRole - Thisisahands-offbuthighlytechnicalleadershiprole. Youwillnotbecodingday-today,butyouwillremainclosetothearchitecture,technicaldecisions,andengineeringquality. Youwillleadateamoftalentedengineersdeliveringsecure,compliant,andscalablepaymentsystemsinaregulatedenvironment.
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        DevOps Engineer, Azure, Terraform, COR7485B

        Corriculo Ltd
        Grays Inn, Central London (WC1), WC1V
        £60k - 75k per year + Benefits
        Strong Azure cloud and CI/CD experience, with a particular focus on Azure DevOps (YAML pipelines, environments variable groups), Azure Key Vault, Azure API Management and Azure Managed Identity
        Strong Azure cloud and CI/CD experience, with a particular focus on Azure DevOps (YAML pipelines, environments variable groups), Azure Key Vault, Azure API Management and Azure Managed Identity
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        Salesforce Developer

        Fundpath
        City of London, London
        £50,000 - £58,000 a year
        Position: Salesforce Developer - Reports To: Technical Architect - Location: LONDON (Remote and Office based - Flexible) As a Salesforce Developer at Fundpath, you will play a key role in designing, developing, and maintaining Salesforce solutions to enhance business efficiency and functionality. You will work on resolving platform issues, developing custom solutions, and integrating Salesforce with other systems to meet the organisation's growing needs. Collaborating with stakeholders across the business, you will ensure seamless operation and optimal utilisation of Salesforce, contributing to the success of our operations. * Analyse and resolve issues within the Salesforce platform, minimising disruptions and ensuring efficient operations. * Develop tailored solutions using Apex , Visualforce , and Lightning Components , adhering to Salesforce best practices.
        Position: Salesforce Developer - Reports To: Technical Architect - Location: LONDON (Remote and Office based - Flexible) As a Salesforce Developer at Fundpath, you will play a key role in designing, developing, and maintaining Salesforce solutions to enhance business efficiency and functionality. You will work on resolving platform issues, developing custom solutions, and integrating Salesforce with other systems to meet the organisation's growing needs. Collaborating with stakeholders across the business, you will ensure seamless operation and optimal utilisation of Salesforce, contributing to the success of our operations. * Analyse and resolve issues within the Salesforce platform, minimising disruptions and ensuring efficient operations. * Develop tailored solutions using Apex , Visualforce , and Lightning Components , adhering to Salesforce best practices.
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        2026-03-10 - United Kingdom - Harlow, Essex - Hybrid - Job Title: Application Support Engineer - Grade: P3 - Function: DT - Location: Harlow (Hybrid) Clearance: SC Eligible - Duration: Fixed Term Contract 12 months - Hours: Full Time 37 hours per week - Raytheon UK - At Raytheon UK, we take immense pride in being a leader in defence and aerospace technology. As an employer, we are dedicated to fuelling innovation, nurturing talent, and fostering a culture of excellence. Joining our team means being part of an organisation that shapes the future of national security whilst investing in your growth and personal development. We provide a collaborative environment, abundant opportunities for professional development, and a profound sense of purpose in what we do. Together, we are not just advancing technology; we're building a community committed to safeguarding a safer and more connected world.
        2026-03-10 - United Kingdom - Harlow, Essex - Hybrid - Job Title: Application Support Engineer - Grade: P3 - Function: DT - Location: Harlow (Hybrid) Clearance: SC Eligible - Duration: Fixed Term Contract 12 months - Hours: Full Time 37 hours per week - Raytheon UK - At Raytheon UK, we take immense pride in being a leader in defence and aerospace technology. As an employer, we are dedicated to fuelling innovation, nurturing talent, and fostering a culture of excellence. Joining our team means being part of an organisation that shapes the future of national security whilst investing in your growth and personal development. We provide a collaborative environment, abundant opportunities for professional development, and a profound sense of purpose in what we do. Together, we are not just advancing technology; we're building a community committed to safeguarding a safer and more connected world.
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        78 exact matches jobs are outside your preferred location

        We are seeking a Java API Developer to join our Digital Asset development team. * Implement APIs in line with internal requirements for API design, security, versioning, and documentation, ensuring solutions are consistent and reusable. * Collaborate with business and technology stakeholders to understand requirements, clarify edge cases, and deliver well-scoped API changes in an Agile sprint model. * Hands-on experience developing Java backend applications, including REST API development in production or near-production environments. * Familiarity with common Java API frameworks and patterns (e.g., Spring Boot / Spring MVC-style services) and building maintainable service layers. * Understanding of secure API fundamentals (authentication/authorization concepts, safe handling of sensitive data) and willingness to follow enterprise standards.
        We are seeking a Java API Developer to join our Digital Asset development team. * Implement APIs in line with internal requirements for API design, security, versioning, and documentation, ensuring solutions are consistent and reusable. * Collaborate with business and technology stakeholders to understand requirements, clarify edge cases, and deliver well-scoped API changes in an Agile sprint model. * Hands-on experience developing Java backend applications, including REST API development in production or near-production environments. * Familiarity with common Java API frameworks and patterns (e.g., Spring Boot / Spring MVC-style services) and building maintainable service layers. * Understanding of secure API fundamentals (authentication/authorization concepts, safe handling of sensitive data) and willingness to follow enterprise standards.
        more
        We are seeking an experienced Java API Developer to join our Digital Asset development team. This is a hands-on engineering role responsible for building and operating secure, resilient API services that power institutional digital asset capabilitiesspanning digital custody, tokenization enablement, digital transfer agency, and digital cash/settlement workflows. * Build API services that participate in the platforms centralized integration approachsupporting client/app onboarding and app-to-service integrations via an Integration Hub and secure gateways. * Implement APIs that align to enterprise API design/security/publishing requirements, ensuring designs are review-ready and compliant with internal standards (security, documentation, and platform requirements). * Collaborate across teams to drive clear API contracts and dependencies for integrations to traditional ...
        We are seeking an experienced Java API Developer to join our Digital Asset development team. This is a hands-on engineering role responsible for building and operating secure, resilient API services that power institutional digital asset capabilitiesspanning digital custody, tokenization enablement, digital transfer agency, and digital cash/settlement workflows. * Build API services that participate in the platforms centralized integration approachsupporting client/app onboarding and app-to-service integrations via an Integration Hub and secure gateways. * Implement APIs that align to enterprise API design/security/publishing requirements, ensuring designs are review-ready and compliant with internal standards (security, documentation, and platform requirements). * Collaborate across teams to drive clear API contracts and dependencies for integrations to traditional ...
        more
        We are seeking an experienced Java API Developer to join our Digital Asset development team. This is a hands-on engineering role responsible for building and operating secure, resilient API services that power institutional digital asset capabilitiesspanning digital custody, tokenization enablement, digital transfer agency, and digital cash/settlement workflows. * Build API services that participate in the platforms centralized integration approachsupporting client/app onboarding and app-to-service integrations via an Integration Hub and secure gateways. * Implement APIs that align to enterprise API design/security/publishing requirements, ensuring designs are review-ready and compliant with internal standards (security, documentation, and platform requirements). * Collaborate across teams to drive clear API contracts and dependencies for integrations to traditional ...
        We are seeking an experienced Java API Developer to join our Digital Asset development team. This is a hands-on engineering role responsible for building and operating secure, resilient API services that power institutional digital asset capabilitiesspanning digital custody, tokenization enablement, digital transfer agency, and digital cash/settlement workflows. * Build API services that participate in the platforms centralized integration approachsupporting client/app onboarding and app-to-service integrations via an Integration Hub and secure gateways. * Implement APIs that align to enterprise API design/security/publishing requirements, ensuring designs are review-ready and compliant with internal standards (security, documentation, and platform requirements). * Collaborate across teams to drive clear API contracts and dependencies for integrations to traditional ...
        more

        Akamai L3 SME

        Stackstudio Digital Ltd.
        London
        From £500 to £550 per day
        Manage and optimize Akamai security suites including: WAF, L7 Anti DDoS, Bot Manager Premier, API Security, Site Shield, API Acceleration. Akamai certifications (WAF, DDoS, Bot Manager, API Protector, Site Shield) are a strong plus.
        Manage and optimize Akamai security suites including: WAF, L7 Anti DDoS, Bot Manager Premier, API Security, Site Shield, API Acceleration. Akamai certifications (WAF, DDoS, Bot Manager, API Protector, Site Shield) are a strong plus.
        more
        Get to know OktaOkta is The Worlds Identity Company. We free everyone to safely use any technology, anywhere, on any device or app. Our flexible and neutral products, Okta Platform and Auth0 Platform, provide secure access, authentication, and automation, placing identity at the core of business security and growth. At Okta, we celebrate a variety of perspectives and experiences. We are not looking for someone who checks every single box - were looking for lifelong learners and people who can make us better with their unique experiences. Join our team! Were building a world where Identity belongs to you. About the Role - We are seeking a Pre-sales Architect to join our team of identity security experts. In this role, you will leverage your technical expertise and business acumen to drive customer success, helping organisations modernise and secure their identity ecosystems.
        Get to know OktaOkta is The Worlds Identity Company. We free everyone to safely use any technology, anywhere, on any device or app. Our flexible and neutral products, Okta Platform and Auth0 Platform, provide secure access, authentication, and automation, placing identity at the core of business security and growth. At Okta, we celebrate a variety of perspectives and experiences. We are not looking for someone who checks every single box - were looking for lifelong learners and people who can make us better with their unique experiences. Join our team! Were building a world where Identity belongs to you. About the Role - We are seeking a Pre-sales Architect to join our team of identity security experts. In this role, you will leverage your technical expertise and business acumen to drive customer success, helping organisations modernise and secure their identity ecosystems.
        more
        At NiCE, we dont limit our challenges. We challenge our limits. Always. Were ambitious. Were game changers. And we play to win. We set the highest standards and execute beyond them. And if youre like us, we can offer you the ultimate career opportunity that will light a fire within you. So, What's the role all about? As a Senior Solutions Architect, you will design, build, and implement advanced Conversational AI solutions for our customers and partners. Acting as a highly experienced individual contributor, you will manage high-impact projects, provide deep technical insights, and ensure customers achieve maximum value from our platform. How will you make an impact? * Advanced Post-Sales Consulting & Implementation: Drive complex projects from pilot/Proof of Concept (PoC) to full implementation, ensuring scalable and high-performance solutions for enterprise clients.
        At NiCE, we dont limit our challenges. We challenge our limits. Always. Were ambitious. Were game changers. And we play to win. We set the highest standards and execute beyond them. And if youre like us, we can offer you the ultimate career opportunity that will light a fire within you. So, What's the role all about? As a Senior Solutions Architect, you will design, build, and implement advanced Conversational AI solutions for our customers and partners. Acting as a highly experienced individual contributor, you will manage high-impact projects, provide deep technical insights, and ensure customers achieve maximum value from our platform. How will you make an impact? * Advanced Post-Sales Consulting & Implementation: Drive complex projects from pilot/Proof of Concept (PoC) to full implementation, ensuring scalable and high-performance solutions for enterprise clients.
        more

        SIT Test Analyst - PMS

        Hays
        London
        £500.0 - £600.0 per annum + £600 Per Day Inside IR35
        Proficiency in API testing tools (Postman, SOAP UI), SQL for data validation, and test management platforms such as Azure DevOps.
        Proficiency in API testing tools (Postman, SOAP UI), SQL for data validation, and test management platforms such as Azure DevOps.
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        Solution Architect

        Stackstudio Digital Ltd.
        London
        From £550 to £600 per day
        Role Details - Role / Job Title: Solution Architect - Work Location: London - Role Type: Contracting - Office Requirement: 1 day in office - Role Overview - We are seeking an experienced Solution Architect to lead the design and governance of large-scale, enterprise cloud platforms built on AWS. This role requires deep technical expertise in AWS architecture, Infrastructure as Code (Terraform), CI/CD pipelines, and Python-based automation, combined with strong enterprise architecture, security, and stakeholder leadership skills. The successful candidate will define enterprise cloud strategy, establish architectural standards, and ensure consistent, secure, and scalable solution delivery across multiple business units and delivery teams. Key Responsibilities - Enterprise Architecture & Strategy * Define and own enterprise cloud architecture strategy aligned with business and IT roadmaps
        Role Details - Role / Job Title: Solution Architect - Work Location: London - Role Type: Contracting - Office Requirement: 1 day in office - Role Overview - We are seeking an experienced Solution Architect to lead the design and governance of large-scale, enterprise cloud platforms built on AWS. This role requires deep technical expertise in AWS architecture, Infrastructure as Code (Terraform), CI/CD pipelines, and Python-based automation, combined with strong enterprise architecture, security, and stakeholder leadership skills. The successful candidate will define enterprise cloud strategy, establish architectural standards, and ensure consistent, secure, and scalable solution delivery across multiple business units and delivery teams. Key Responsibilities - Enterprise Architecture & Strategy * Define and own enterprise cloud architecture strategy aligned with business and IT roadmaps
        more
        At F5, we strive to bring a better digital world to life. Our teams empower organizations across the globe to create, secure, and run applications that enhance how we experience our evolving digital world. We are passionate about cybersecurity, from protecting consumers from fraud to enabling companies to focus on innovation. Everything we do centers around people. That means we obsess over how to make the lives of our customers, and their customers, better. And it means we prioritize a diverse F5 community where each individual can thrive. Our world is full of amazing digital experiences, but keeping them available, secure, and high performing is no small task. F5 has been at the forefront of application delivery for three decadessecuring and optimizing digital experiences across industries. Trusted by businesses in over 170 countries, our technology powers nearly half the ...
        At F5, we strive to bring a better digital world to life. Our teams empower organizations across the globe to create, secure, and run applications that enhance how we experience our evolving digital world. We are passionate about cybersecurity, from protecting consumers from fraud to enabling companies to focus on innovation. Everything we do centers around people. That means we obsess over how to make the lives of our customers, and their customers, better. And it means we prioritize a diverse F5 community where each individual can thrive. Our world is full of amazing digital experiences, but keeping them available, secure, and high performing is no small task. F5 has been at the forefront of application delivery for three decadessecuring and optimizing digital experiences across industries. Trusted by businesses in over 170 countries, our technology powers nearly half the ...
        more

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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 contract API jobs are there in Essex?
        There are 39 contract API jobs within 20 miles of Essex available on CWJobs right now.

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