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        9 API jobs in Preston + 20 miles

        C# Senior Software Developer

        Adria Solutions
        Preston, Lancashire
        Circa £50-75K
        You will be a key contributor to web portal and API development, ensuring performance, security, and reliability in a dynamic environment. * Implement secure authentication mechanisms (JWT, OAuth2, API Keys) * Maintain and publish API documentation via Swagger / OpenAPI * Ensure API security, reliability, and performance (error handling, retry logic, logging, timeouts, CORS) * Collaborate with database, infrastructure, and QA teams for portal and API releases * ASP.NET MVC or .NET Core Web API * REST API expertise and integration (HttpClient, RestSharp, JSON serialization/deserialization, CORS, HTTPS, API security) * Experience with fintech or payments API integration * Performance optimization and API rate-handling
        You will be a key contributor to web portal and API development, ensuring performance, security, and reliability in a dynamic environment. * Implement secure authentication mechanisms (JWT, OAuth2, API Keys) * Maintain and publish API documentation via Swagger / OpenAPI * Ensure API security, reliability, and performance (error handling, retry logic, logging, timeouts, CORS) * Collaborate with database, infrastructure, and QA teams for portal and API releases * ASP.NET MVC or .NET Core Web API * REST API expertise and integration (HttpClient, RestSharp, JSON serialization/deserialization, CORS, HTTPS, API security) * Experience with fintech or payments API integration * Performance optimization and API rate-handling
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        NEWFEATURED

        Senior Applications Engineer

        Quantum Base Ltd
        Lancaster (LA1)
        Up to £70K, Hybrid, Great Benefits
        Quantum Base is a pioneering deep-tech spin-out from Lancaster University, and we have invented Q-ID a world-leading, anti-counterfeit technology solution for brand protection and security printing. Q-IDs cannot be counterfeited or photocopied, can be applied to virtually any physical product, and can be instantly authenticated using any standard smartphone. With 11 years of deep R&D backing us, our mission is to create a new global standard in security. Our largest client is a prestigious security printer utilizing Q-IDs for a major government tax stamp programme. As our first external hire into the Customer Implementation Function, this is a unique opportunity to take true ownership and shape how we scale. We are seeking a senior, hands-on engineer to accelerate the rollout of our technology in real-world customer environmentsguiding clients from initial technical ...
        Quantum Base is a pioneering deep-tech spin-out from Lancaster University, and we have invented Q-ID a world-leading, anti-counterfeit technology solution for brand protection and security printing. Q-IDs cannot be counterfeited or photocopied, can be applied to virtually any physical product, and can be instantly authenticated using any standard smartphone. With 11 years of deep R&D backing us, our mission is to create a new global standard in security. Our largest client is a prestigious security printer utilizing Q-IDs for a major government tax stamp programme. As our first external hire into the Customer Implementation Function, this is a unique opportunity to take true ownership and shape how we scale. We are seeking a senior, hands-on engineer to accelerate the rollout of our technology in real-world customer environmentsguiding clients from initial technical ...
        more

        Senior Pega DevOps Engineer

        DWP Digital
        Walker's Hill, Blackpool (FY4), FY4 5ES
        £57948 - £80664 per annum
        Senior DevOps Engineer - Pay up to £80,664 plus 28.97% employer pension contributions, hybrid working, flexible hours, and great work life balance. This is a real and significant DevOps leadership role in the UK's largest government department. Here you will have the freedom and autonomy to drive the development of our technical landscape and define what DevOps looks like in DWP - Digital with Purpose. You'll be a leading, expert voice in a DWP Digital community that is driving a once-in-a-generation transformation of public services. We have a unique purpose, putting better, more efficient services in the hands of DWP users. * We have 1bn lines of code in over 12,000 code repos and 90+ programming languages. * We run around 294 days' worth of testing every day through automation. * Our APIs receive 173 million requests, and we spin up 280,000 AWS servers every month.
        Senior DevOps Engineer - Pay up to £80,664 plus 28.97% employer pension contributions, hybrid working, flexible hours, and great work life balance. This is a real and significant DevOps leadership role in the UK's largest government department. Here you will have the freedom and autonomy to drive the development of our technical landscape and define what DevOps looks like in DWP - Digital with Purpose. You'll be a leading, expert voice in a DWP Digital community that is driving a once-in-a-generation transformation of public services. We have a unique purpose, putting better, more efficient services in the hands of DWP users. * We have 1bn lines of code in over 12,000 code repos and 90+ programming languages. * We run around 294 days' worth of testing every day through automation. * Our APIs receive 173 million requests, and we spin up 280,000 AWS servers every month.
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        Front-End Developer

        Erin Associates
        Blackburn (BB1), BB1
        £40000 - £45000 per annum, Benefits Pension, holiday buy/sell scheme,
        Full Stack, Developer, React, TypeScript, JavaScript, Blackburn, Lancashire, North West - This advanced solutions provider requires a driven and self-motivated Front-End Developer to join their busy technical team and motivate those around them. They are based inBlackburn and are operating a hybrid working model. The key to this role is leading the design and development of scalable web applications and platforms. * Defining front-end architecture and development standards using best practices * Building secure and maintainable codebases using modern React and TypeScript * Collaborating with product, leadership and marketing teams * Mentoring junior developers and providing code reviews * Overseeing integrations with APIs and driving performance optimisation * Strong front-end web development experience * Strong experience with React
        Full Stack, Developer, React, TypeScript, JavaScript, Blackburn, Lancashire, North West - This advanced solutions provider requires a driven and self-motivated Front-End Developer to join their busy technical team and motivate those around them. They are based inBlackburn and are operating a hybrid working model. The key to this role is leading the design and development of scalable web applications and platforms. * Defining front-end architecture and development standards using best practices * Building secure and maintainable codebases using modern React and TypeScript * Collaborating with product, leadership and marketing teams * Mentoring junior developers and providing code reviews * Overseeing integrations with APIs and driving performance optimisation * Strong front-end web development experience * Strong experience with React
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        FEATURED

        Software Engineer

        Erin Associates
        Preston (PR1), PR1
        £35000 - £45000 per annum, Benefits Excellent benefits
        Keywords: C#, .Net, ASP.Net, SQL Server, HTML, JavaScript, MVC, TDD, Agile, Scrum - Preston, Lancashire - commute from Chorley, Blackpool, Blackburn - Join a forward-thinking software development team in Preston, Lancashire as a SoftwareDeveloper, contributing to a suite of innovative products in a dynamic Agile/Scrum environment. This is a fantastic opportunity to grow your career within a well-established company offering a clearly defined progression path and a competitive benefits package. As aSoftware Engineer, you'll play a key role in the full software development lifecycle, from initial design and architecture through to implementation and delivery. Working within a collaborative Agile team, you'll contribute to building scalable, maintainable solutions using the latest technologies. * Develop and maintain applications using C# and ASP.Net Core
        Keywords: C#, .Net, ASP.Net, SQL Server, HTML, JavaScript, MVC, TDD, Agile, Scrum - Preston, Lancashire - commute from Chorley, Blackpool, Blackburn - Join a forward-thinking software development team in Preston, Lancashire as a SoftwareDeveloper, contributing to a suite of innovative products in a dynamic Agile/Scrum environment. This is a fantastic opportunity to grow your career within a well-established company offering a clearly defined progression path and a competitive benefits package. As aSoftware Engineer, you'll play a key role in the full software development lifecycle, from initial design and architecture through to implementation and delivery. Working within a collaborative Agile team, you'll contribute to building scalable, maintainable solutions using the latest technologies. * Develop and maintain applications using C# and ASP.Net Core
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        FEATURED

        Front-End Developer

        Erin Associates
        Blackburn (BB1), BB1
        £40000 - £45000 per annum, Benefits Pension, holiday buy/sell scheme,
        Full Stack, Developer, React, TypeScript, JavaScript, Blackburn, Lancashire, North West - This advanced solutions provider requires a driven and self-motivated Front-End Developer to join their busy technical team and motivate those around them. They are based inBlackburn and are operating a hybrid working model. The key to this role is leading the design and development of scalable web applications and platforms. * Defining front-end architecture and development standards using best practices * Building secure and maintainable codebases using modern React and TypeScript * Collaborating with product, leadership and marketing teams * Mentoring junior developers and providing code reviews * Overseeing integrations with APIs and driving performance optimisation * Strong front-end web development experience * Strong experience with React
        Full Stack, Developer, React, TypeScript, JavaScript, Blackburn, Lancashire, North West - This advanced solutions provider requires a driven and self-motivated Front-End Developer to join their busy technical team and motivate those around them. They are based inBlackburn and are operating a hybrid working model. The key to this role is leading the design and development of scalable web applications and platforms. * Defining front-end architecture and development standards using best practices * Building secure and maintainable codebases using modern React and TypeScript * Collaborating with product, leadership and marketing teams * Mentoring junior developers and providing code reviews * Overseeing integrations with APIs and driving performance optimisation * Strong front-end web development experience * Strong experience with React
        more
        FEATURED

        Front-End Developer

        Erin Associates
        Blackburn (BB1), BB1
        £40000 - £45000 per annum, Benefits Pension, holiday buy/sell scheme,
        Full Stack, Developer, React, TypeScript, JavaScript, Blackburn, Lancashire, North West - This advanced solutions provider requires a driven and self-motivated Front-End Developer to join their busy technical team and motivate those around them. They are based inBlackburn and are operating a hybrid working model. The key to this role is leading the design and development of scalable web applications and platforms. * Defining front-end architecture and development standards using best practices * Building secure and maintainable codebases using modern React and TypeScript * Collaborating with product, leadership and marketing teams * Mentoring junior developers and providing code reviews * Overseeing integrations with APIs and driving performance optimisation * Strong front-end web development experience * Strong experience with React
        Full Stack, Developer, React, TypeScript, JavaScript, Blackburn, Lancashire, North West - This advanced solutions provider requires a driven and self-motivated Front-End Developer to join their busy technical team and motivate those around them. They are based inBlackburn and are operating a hybrid working model. The key to this role is leading the design and development of scalable web applications and platforms. * Defining front-end architecture and development standards using best practices * Building secure and maintainable codebases using modern React and TypeScript * Collaborating with product, leadership and marketing teams * Mentoring junior developers and providing code reviews * Overseeing integrations with APIs and driving performance optimisation * Strong front-end web development experience * Strong experience with React
        more
        FEATURED
        Overview - We are seeking an experienced Oracle Database 19c Developer / Application Maintenance Engineer to support and enhance bespoke applications built on Oracle technologies. This role focuses on maintaining and improving existing systems, resolving production issues, implementing enhancements, and ensuring the stability and performance of Oracle-based business applications. The ideal candidate will have strong hands-on expertise in Oracle Database 19c, PL/SQL, and application maintenance, along with experience supporting and developing solutions using Oracle Forms & Reports, Oracle WebLogic, Oracle APEX, and reporting tools such as Crystal Reports. Responsibilities - Oracle Database Development & Maintenance * Develop, maintain, and enhance PL/SQL packages, procedures, functions, triggers, and database scripts in Oracle 19c.
        Overview - We are seeking an experienced Oracle Database 19c Developer / Application Maintenance Engineer to support and enhance bespoke applications built on Oracle technologies. This role focuses on maintaining and improving existing systems, resolving production issues, implementing enhancements, and ensuring the stability and performance of Oracle-based business applications. The ideal candidate will have strong hands-on expertise in Oracle Database 19c, PL/SQL, and application maintenance, along with experience supporting and developing solutions using Oracle Forms & Reports, Oracle WebLogic, Oracle APEX, and reporting tools such as Crystal Reports. Responsibilities - Oracle Database Development & Maintenance * Develop, maintain, and enhance PL/SQL packages, procedures, functions, triggers, and database scripts in Oracle 19c.
        more
        FEATURED

        Front-End Developer

        Erin Associates
        Blackburn (BB1), BB1
        £40000 - £45000 per annum, Benefits Pension, holiday buy/sell scheme,
        Full Stack, Developer, React, TypeScript, JavaScript, Blackburn, Lancashire, North West - This advanced solutions provider requires a driven and self-motivated Front-End Developer to join their busy technical team and motivate those around them. They are based inBlackburn and are operating a hybrid working model. The key to this role is leading the design and development of scalable web applications and platforms. * Defining front-end architecture and development standards using best practices * Building secure and maintainable codebases using modern React and TypeScript * Collaborating with product, leadership and marketing teams * Mentoring junior developers and providing code reviews * Overseeing integrations with APIs and driving performance optimisation * Strong front-end web development experience * Strong experience with React
        Full Stack, Developer, React, TypeScript, JavaScript, Blackburn, Lancashire, North West - This advanced solutions provider requires a driven and self-motivated Front-End Developer to join their busy technical team and motivate those around them. They are based inBlackburn and are operating a hybrid working model. The key to this role is leading the design and development of scalable web applications and platforms. * Defining front-end architecture and development standards using best practices * Building secure and maintainable codebases using modern React and TypeScript * Collaborating with product, leadership and marketing teams * Mentoring junior developers and providing code reviews * Overseeing integrations with APIs and driving performance optimisation * Strong front-end web development experience * Strong experience with React
        more
        FEATURED

        170 exact matches jobs are outside your preferred location

        Software Developer (API/Java Microservices)

        Yorkshire Building Society (YBS)
        Leeds, West Yorkshire, LS1 8EQ
        Up to £55,000 Dependent on Experience + Bonus & Benefits
        We are looking for an API & Microservices - Software Development Engineer to join a squad in our Digital Tribe. As Software Development Engineer API & Microservices, youll design, develop, document, and create test automation of software and configuration that delivers value to YBS customers. o Restful Design, working with API Gateway products - Azure
        We are looking for an API & Microservices - Software Development Engineer to join a squad in our Digital Tribe. As Software Development Engineer API & Microservices, youll design, develop, document, and create test automation of software and configuration that delivers value to YBS customers. o Restful Design, working with API Gateway products - Azure
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        FEATURED
        Hybrid - Manchester £100,000 - We're partnering with a top global insurer to recruit a Solution Architect into their Specialty - Global Markets team in Manchester. This is a great opportunity to join a global organisation and play a key role in designing and delivering modern, scalable technology solutions across a range of transformation and innovation initiatives. The Opportunity - You'll work closely with both business and technical teams to shape architecture, guide delivery, and ensure solutions are aligned with enterprise standards. The role offers a strong mix of hands-on design, stakeholder engagement, and involvement in modernisation programmes. What You'll Be Doing * Designing end-to-end solutions across cloud and enterprise systems * Supporting application transformation and modernisation initiatives
        Hybrid - Manchester £100,000 - We're partnering with a top global insurer to recruit a Solution Architect into their Specialty - Global Markets team in Manchester. This is a great opportunity to join a global organisation and play a key role in designing and delivering modern, scalable technology solutions across a range of transformation and innovation initiatives. The Opportunity - You'll work closely with both business and technical teams to shape architecture, guide delivery, and ensure solutions are aligned with enterprise standards. The role offers a strong mix of hands-on design, stakeholder engagement, and involvement in modernisation programmes. What You'll Be Doing * Designing end-to-end solutions across cloud and enterprise systems * Supporting application transformation and modernisation initiatives
        more

        Workday Integration Developer

        Freshfields Bruckhaus Deringer
        Manchester, Greater Manchester
        Competitive
        Oversee API management (SOAP/REST, authentication models, vendor advisories) and integration platform operations, resolving technical issues and ensuring performance.
        Oversee API management (SOAP/REST, authentication models, vendor advisories) and integration platform operations, resolving technical issues and ensuring performance.
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        Design, build, and maintain automated test frameworks (unit, integration, API, contract, E2E) * API, contract, integration testing, including asynchronous messaging (e.g., Kafka)
        Design, build, and maintain automated test frameworks (unit, integration, API, contract, E2E) * API, contract, integration testing, including asynchronous messaging (e.g., Kafka)
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        AI Software Engineer, Firebase, GCP, COR7557E

        Corriculo Ltd
        Manchester, Greater Manchester, M60
        £75k - 100k per year + Stock Options
        Building on Firebase, using Claude API and leading LLMs, the AI Software Engineer will build the end-to-end architecture, security, performance and integration.
        Building on Firebase, using Claude API and leading LLMs, the AI Software Engineer will build the end-to-end architecture, security, performance and integration.
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        Lead Test Engineer

        Certain Advantage
        City Centre, Manchester (M2), M2 3LR
        Competitive
        Hands-on automation experience using: Java, Selenium, Rest Assured, API, contract, and integration testing * Knowledge of:CI/CD pipelines, Spring Boot-based applications, Performance testing fundamentals * Contract testing, API testing, and asynchronous messaging (e.g. Kafka)
        Hands-on automation experience using: Java, Selenium, Rest Assured, API, contract, and integration testing * Knowledge of:CI/CD pipelines, Spring Boot-based applications, Performance testing fundamentals * Contract testing, API testing, and asynchronous messaging (e.g. Kafka)
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        Solid grasp of RESTful API design and microservice architecture. Hands-on experience with AWS serverless technologies including DynamoDB, Lambda, and API Gateway.
        Solid grasp of RESTful API design and microservice architecture. Hands-on experience with AWS serverless technologies including DynamoDB, Lambda, and API Gateway.
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        FEATURED
        Solid grasp of RESTful API design and microservice architecture. Hands-on experience with AWS serverless technologies including DynamoDB, Lambda, and API Gateway.
        Solid grasp of RESTful API design and microservice architecture. Hands-on experience with AWS serverless technologies including DynamoDB, Lambda, and API Gateway.
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        FEATURED
        API Integrations & Cross-Functional Collaboration * Knowledge of HubSpots API, with experience implementing integrations between HubSpot and other business systems (CRM, ERP, customer support tools, etc.).
        API Integrations & Cross-Functional Collaboration * Knowledge of HubSpots API, with experience implementing integrations between HubSpot and other business systems (CRM, ERP, customer support tools, etc.).
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        FEATURED
        API Integrations & Cross-Functional Collaboration * Knowledge of HubSpots API, with experience implementing integrations between HubSpot and other business systems (CRM, ERP, customer support tools, etc.).
        API Integrations & Cross-Functional Collaboration * Knowledge of HubSpots API, with experience implementing integrations between HubSpot and other business systems (CRM, ERP, customer support tools, etc.).
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        FEATURED

        Lead Software Engineer

        Daniel James Resourcing Ltd
        Manchester (M1)
        up to £650/ day Inside IR35
        Working closely with backend engineers on API design, data flow, and system integration * Strong grasp of API-driven architecture and frontend/backend interaction
        Working closely with backend engineers on API design, data flow, and system integration * Strong grasp of API-driven architecture and frontend/backend interaction
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        Frequently Asked Questions

        How many API jobs are there in Preston?
        There are 9 API jobs within 20 miles of Preston available on CWJobs right now.

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