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        See all jobs in Bolton

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        Last 14 days
        175

        44 API jobs in Bolton + 20 miles

        131 exact matches jobs are outside your preferred location

        Security Tester

        Damia Group Ltd
        Leeds, West Yorkshire
        £350 - £400 per day
        £350-£400 per day (inside IR35) - 9 months+ All applicants must hold an active SC clearance. My client is a global leading IT consultancy. They are on the hunt for an SC Cleared Security Tester to join the current test team. Key Duties and Responsibilities * Strong capability to identify security gaps across systems and processes. * Experience creating and applying risk models. * Ability to develop and execute a comprehensive cyber security test strategy. * Strong understanding of Azure security risks, especially related to Azure Storage. * Knowledge of immutable backups and secure data retention strategies. * Experience with disaster recovery planning, including full restore testing. * Expertise in multi-factor authentication (MFA) setup and testing. * Vulnerability management - scanning, prioritisation, remediation validation.
        £350-£400 per day (inside IR35) - 9 months+ All applicants must hold an active SC clearance. My client is a global leading IT consultancy. They are on the hunt for an SC Cleared Security Tester to join the current test team. Key Duties and Responsibilities * Strong capability to identify security gaps across systems and processes. * Experience creating and applying risk models. * Ability to develop and execute a comprehensive cyber security test strategy. * Strong understanding of Azure security risks, especially related to Azure Storage. * Knowledge of immutable backups and secure data retention strategies. * Experience with disaster recovery planning, including full restore testing. * Expertise in multi-factor authentication (MFA) setup and testing. * Vulnerability management - scanning, prioritisation, remediation validation.
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        Up to £375 per day (Inside IR35) Hybrid – two days per week on site in West Yorkshire - Initial contract until August 2026 - Active SC clearance required - Overview - We are seeking an experienced Security Tester to join an established testing team working on large scale, secure systems within the public sector. The role focuses on manual security testing, vulnerability management, and cyber resilience, supporting ongoing work around identity and access management and data protection. This is a hands on position where you will identify risks, validate security controls, and help deliver robust and resilient solutions. You will work closely with technical teams and contribute to improving the organisation’s overall security posture. Key Responsibilities * Identify and report security gaps across systems, applications and processes
        Up to £375 per day (Inside IR35) Hybrid – two days per week on site in West Yorkshire - Initial contract until August 2026 - Active SC clearance required - Overview - We are seeking an experienced Security Tester to join an established testing team working on large scale, secure systems within the public sector. The role focuses on manual security testing, vulnerability management, and cyber resilience, supporting ongoing work around identity and access management and data protection. This is a hands on position where you will identify risks, validate security controls, and help deliver robust and resilient solutions. You will work closely with technical teams and contribute to improving the organisation’s overall security posture. Key Responsibilities * Identify and report security gaps across systems, applications and processes
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        Principal Software Engineer

        Chroma Recruitment Ltd
        Pool End, SK10
        £100000 per annum, Benefits Annual bonus, Free parking, Strong Pension
        Due to overall workload and new product development, this reputable engineering organisation is looking to expand its software engineering team. Were looking a Principal Software Engineer to do full stack development written in C#. The role of Principal Software Engineer reports directly to the Software Development Manager on a day-to-day basis. Youll be required to coach and mentor other team members whilst working autonomously to deliver at a fast pace. Youll be responsible for developing high level code and architecture to communicate with engineering device. Youll be working in a full lifecycle development cycle at all stages. It is important that candidates are comfortable to do everything from design, unit testing and debugging and review of code. Strong Seniors will also be considered for this role! * Degree Qualified in Computer Science/Engineering (or equival
        Due to overall workload and new product development, this reputable engineering organisation is looking to expand its software engineering team. Were looking a Principal Software Engineer to do full stack development written in C#. The role of Principal Software Engineer reports directly to the Software Development Manager on a day-to-day basis. Youll be required to coach and mentor other team members whilst working autonomously to deliver at a fast pace. Youll be responsible for developing high level code and architecture to communicate with engineering device. Youll be working in a full lifecycle development cycle at all stages. It is important that candidates are comfortable to do everything from design, unit testing and debugging and review of code. Strong Seniors will also be considered for this role! * Degree Qualified in Computer Science/Engineering (or equival
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        Permanent | Hybrid - Were recruiting on behalf of a large, forward-thinking organisation thats building out its Salesforce capability as part of a major digital transformation. This is an opportunity to join a high-profile technology function thats shaping the future of customer and digital engagement. As a Salesforce Solution Architect, youll take ownership of end-to-end solution design across a suite of Salesforce products, ensuring that platforms are scalable, integrated, and aligned to business outcomes. Youll collaborate closely with Product Owners, Delivery Leads, and Engineering teams to translate business needs into practical, future-proof architecture. This is a hands-on, delivery-driven position where youll work across multiple Salesforce clouds and integrations, including platforms such as MuleSoft, Smartcomm, and Genesys. What youll be doing
        Permanent | Hybrid - Were recruiting on behalf of a large, forward-thinking organisation thats building out its Salesforce capability as part of a major digital transformation. This is an opportunity to join a high-profile technology function thats shaping the future of customer and digital engagement. As a Salesforce Solution Architect, youll take ownership of end-to-end solution design across a suite of Salesforce products, ensuring that platforms are scalable, integrated, and aligned to business outcomes. Youll collaborate closely with Product Owners, Delivery Leads, and Engineering teams to translate business needs into practical, future-proof architecture. This is a hands-on, delivery-driven position where youll work across multiple Salesforce clouds and integrations, including platforms such as MuleSoft, Smartcomm, and Genesys. What youll be doing
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        Senior Backend Engineer

        Fruition Group
        LS1, Leeds
        £55000.00 - £65000.00 per annum
        Senior Software Engineer - Backend - Leeds - 2x a week - Salary: £65k D.O.E + Benefits - Fruition IT are working with a well-established tech-first business who are embarking on a complete technical transformation. This client is looking to bring in a team of Software Engineers to work on a bespoke software platform as part of the business growth. You will be responsible for working on backend services, focusing on platform engineering and building CI/CD pipelines. You will be developing in Node. Js and Typescript, and will have a strong focus on AWS Services, such as EKS, Dynamo DB and S3. What will I be doing? * Turn concepts and requirements into a bespoke software platform. * Work closely with the agile teams to meet software deliverable. * Support continuous integration to enhance deployment. * Build and deploy CI/CD pipelines. * Coaching and mentoring junior dev
        Senior Software Engineer - Backend - Leeds - 2x a week - Salary: £65k D.O.E + Benefits - Fruition IT are working with a well-established tech-first business who are embarking on a complete technical transformation. This client is looking to bring in a team of Software Engineers to work on a bespoke software platform as part of the business growth. You will be responsible for working on backend services, focusing on platform engineering and building CI/CD pipelines. You will be developing in Node. Js and Typescript, and will have a strong focus on AWS Services, such as EKS, Dynamo DB and S3. What will I be doing? * Turn concepts and requirements into a bespoke software platform. * Work closely with the agile teams to meet software deliverable. * Support continuous integration to enhance deployment. * Build and deploy CI/CD pipelines. * Coaching and mentoring junior dev
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        React Developer

        Networker Global Limited
        Leeds, West Yorkshire
        £60000 - £75000 per annum
        Role React Developer - Location - Leeds (Hybrid) Salary - £60K - £75K - Role Type Permanent - Myn is an AI driven marketplace that connects the candidates, clients and recruiters. Myn collaborates with leading employers to offer exclusive, carefully matched permanent positions. Overview - Are you a talented React Developer eager to make an immediate impact on exciting projects? Our client is seeking an experienced professional for a hybrid position to be based in Central London * Design and develop high-performance, user-centric web applications that enhance customer experiences. * Collaborate with cross-functional teams to implement innovative solutions and deliver impactful projects. * Contribute to the overall architecture and design decisions, ensuring scalability and maintainability. * Engage in continuous learning and professional development as you work with cu
        Role React Developer - Location - Leeds (Hybrid) Salary - £60K - £75K - Role Type Permanent - Myn is an AI driven marketplace that connects the candidates, clients and recruiters. Myn collaborates with leading employers to offer exclusive, carefully matched permanent positions. Overview - Are you a talented React Developer eager to make an immediate impact on exciting projects? Our client is seeking an experienced professional for a hybrid position to be based in Central London * Design and develop high-performance, user-centric web applications that enhance customer experiences. * Collaborate with cross-functional teams to implement innovative solutions and deliver impactful projects. * Contribute to the overall architecture and design decisions, ensuring scalability and maintainability. * Engage in continuous learning and professional development as you work with cu
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        Senior Java Developer

        McGregor Boyall Associates Limited
        CH1, Chester
        £60000 - £80000 per annum
        Strong Java programming with RESTful API development
        Strong Java programming with RESTful API development
        NEW
        C#, .NET Core, ASP.NET Core MVC & Web API
        C#, .NET Core, ASP.NET Core MVC & Web API
        FEATURED

        Lead Python Developer

        Syntax Consultancy Limited
        Leeds, West Yorkshire, LS1 4DY
        to £80000 (DOE)
        Technical Environment: Python, web frameworks, front-end (Vue.JS, React, CSS, HTML), Design Patterns, Object Relational Mappers (ORMs), server-side templating languages, Unit/API testing, AWS, CI/CD, Agile.
        Technical Environment: Python, web frameworks, front-end (Vue.JS, React, CSS, HTML), Design Patterns, Object Relational Mappers (ORMs), server-side templating languages, Unit/API testing, AWS, CI/CD, Agile.
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        Lead Python Developer

        Syntax Consultancy Ltd
        Leeds, West Yorkshire, LS1 4DY
        £80000 - £80000 Per Annum to £80k (DOE)
        Technical Environment: Python, web frameworks, front-end (Vue.JS, React, CSS, HTML), Design Patterns, Object Relational Mappers (ORMs), server-side templating languages, Unit/API testing, AWS, CI/CD, Agile.
        Technical Environment: Python, web frameworks, front-end (Vue.JS, React, CSS, HTML), Design Patterns, Object Relational Mappers (ORMs), server-side templating languages, Unit/API testing, AWS, CI/CD, Agile.
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        Platform Engineer

        YBS
        Bradford, West Yorkshire, BD5 8LJ
        Circa £58,100 Dependent on Experience + Bonus & Benefits
        Experience using these tools for CI/CD (on premise and cloud) such as Terraform, Ansible, Jenkins, Git and REST API Client is preferable
        Experience using these tools for CI/CD (on premise and cloud) such as Terraform, Ansible, Jenkins, Git and REST API Client is preferable
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        NEWFEATURED
        This role is ideal for someone experienced in backend API development and working with modern data infrastructure. Your Expertise: Highly experienced Developer with experience of backend API development and working with modern data infrastructure. • API development with Falcon framework
        This role is ideal for someone experienced in backend API development and working with modern data infrastructure. Your Expertise: Highly experienced Developer with experience of backend API development and working with modern data infrastructure. • API development with Falcon framework
        more
        NEW
        This role is ideal for someone experienced in backend API development and working with modern data infrastructure. Your Expertise: Highly experienced Developer with experience of backend API development and working with modern data infrastructure. • API development with Falcon framework
        This role is ideal for someone experienced in backend API development and working with modern data infrastructure. Your Expertise: Highly experienced Developer with experience of backend API development and working with modern data infrastructure. • API development with Falcon framework
        more
        NEW
        Proficient in designing, developing, and testing Rest API services. * Proficient in using third-party API services and understanding how/where to locate their capability.
        Proficient in designing, developing, and testing Rest API services. * Proficient in using third-party API services and understanding how/where to locate their capability.
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        Head of Cyber Security

        Pexa Ltd
        Leeds, West Yorkshire
        £90,000 - £110,000 a year
        Cortex XDR / Palo Alto Networks o Splunk (SIEM and dashboarding) o Abnormal Security (email security) o Prisma Cloud (cloud security posture management) o Airlock (application and API security) o Nucleus (vulnerability management and reporting)
        Cortex XDR / Palo Alto Networks o Splunk (SIEM and dashboarding) o Abnormal Security (email security) o Prisma Cloud (cloud security posture management) o Airlock (application and API security) o Nucleus (vulnerability management and reporting)
        more
        NEW
        As a Technical Product Manager Betting Platform , you will play a key role in supporting the evolution of Caesars Digitals Betting Engine and related services. Youll collaborate with product leaders, engineering, and trading teams to help modernize and enhance our platform, contributing to a seamless and engaging betting experience for our customers across all channels. This role is ideal for someone with a solid technical foundation and a growing understanding of the sports betting domain. Technically, you need a sound understanding of high-performance, real-time systems to deliver a robust, scalable solution for the future. This role is hybrid, working a minimum of 2-3 days per week from your home office location. Home Office: Leeds, UK - What Youll Do * Contribute to the product roadmap for the Betting Engine, focusing on performance, scalability, and reliability.
        As a Technical Product Manager Betting Platform , you will play a key role in supporting the evolution of Caesars Digitals Betting Engine and related services. Youll collaborate with product leaders, engineering, and trading teams to help modernize and enhance our platform, contributing to a seamless and engaging betting experience for our customers across all channels. This role is ideal for someone with a solid technical foundation and a growing understanding of the sports betting domain. Technically, you need a sound understanding of high-performance, real-time systems to deliver a robust, scalable solution for the future. This role is hybrid, working a minimum of 2-3 days per week from your home office location. Home Office: Leeds, UK - What Youll Do * Contribute to the product roadmap for the Betting Engine, focusing on performance, scalability, and reliability.
        more
        NEW
        Hours - Full-time - Location - Leeds (Hybrid) Department - Research and Development - Salary £30,000 - £40,000 per year - Jaywing, an award-winning marketing agency, is now a proud part of Stubben Edge Group, a cutting-edge fintech innovator. This combination has created a unique powerhouse, blending deep expertise in marketing technology with the dynamic, high-growth world of finance and applied AI. This is an incredibly exciting time to join us. We are at the start of a journey to integrate these two worlds, creating solutions that will redefine both industries. The Opportunity: Work at the Intersection of FinTech, MarTech, and AI - We are looking for two ambitious System Developers to join our Research and Development team. This team forms the critical core of our award-winning Accelerator Lab, placing you at the very heart of our innovation.
        Hours - Full-time - Location - Leeds (Hybrid) Department - Research and Development - Salary £30,000 - £40,000 per year - Jaywing, an award-winning marketing agency, is now a proud part of Stubben Edge Group, a cutting-edge fintech innovator. This combination has created a unique powerhouse, blending deep expertise in marketing technology with the dynamic, high-growth world of finance and applied AI. This is an incredibly exciting time to join us. We are at the start of a journey to integrate these two worlds, creating solutions that will redefine both industries. The Opportunity: Work at the Intersection of FinTech, MarTech, and AI - We are looking for two ambitious System Developers to join our Research and Development team. This team forms the critical core of our award-winning Accelerator Lab, placing you at the very heart of our innovation.
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        About GBG Enabling safe and rewarding digital lives for genuine people, everywhere - We make it our mission to ensure more genuine people have digital access to opportunities, and businesses have access to more genuine people. Our technology draws on diverse and reliable data to create a single point of truth for identity and address verification. With over 30 years of experience behind us our team and technology are focused on enabling safe and rewarding digital lives for everyone. Regardless of age, location or background, genuine people everywhere should be able to digitally prove who they are and where they live. About the team and role - Documents & Biometrics Team - Were a globally distributed, cross-functional team building mobile and web SDKs and applications that support identity proofing through document and biometric capture.
        About GBG Enabling safe and rewarding digital lives for genuine people, everywhere - We make it our mission to ensure more genuine people have digital access to opportunities, and businesses have access to more genuine people. Our technology draws on diverse and reliable data to create a single point of truth for identity and address verification. With over 30 years of experience behind us our team and technology are focused on enabling safe and rewarding digital lives for everyone. Regardless of age, location or background, genuine people everywhere should be able to digitally prove who they are and where they live. About the team and role - Documents & Biometrics Team - Were a globally distributed, cross-functional team building mobile and web SDKs and applications that support identity proofing through document and biometric capture.
        more
        About GBG Enabling safe and rewarding digital lives for genuine people, everywhere - We make it our mission to ensure more genuine people have digital access to opportunities, and businesses have access to more genuine people. Our technology draws on diverse and reliable data to create a single point of truth for identity and address verification. With over 30 years of experience behind us our team and technology are focused on enabling safe and rewarding digital lives for everyone. Regardless of age, location or background, genuine people everywhere should be able to digitally prove who they are and where they live. About the team and role - Documents & Biometrics Team - Were a globally distributed, cross-functional team building mobile and web SDKs and applications that support identity proofing through document and biometric capture.
        About GBG Enabling safe and rewarding digital lives for genuine people, everywhere - We make it our mission to ensure more genuine people have digital access to opportunities, and businesses have access to more genuine people. Our technology draws on diverse and reliable data to create a single point of truth for identity and address verification. With over 30 years of experience behind us our team and technology are focused on enabling safe and rewarding digital lives for everyone. Regardless of age, location or background, genuine people everywhere should be able to digitally prove who they are and where they live. About the team and role - Documents & Biometrics Team - Were a globally distributed, cross-functional team building mobile and web SDKs and applications that support identity proofing through document and biometric capture.
        more

        Lead Full Stack Developer

        COMMUNITY HEALTH AND EYECARE LIMITED
        Sheffield, South Yorkshire
        Competitive
        Job summary - An exciting opportunity has arisen for a Lead Full Stack Developer to join our IT team as we embark onto our journey of continued growth. We are looking for a result driven individual to bring new and innovative ideas to our team. Main duties of the job - If successful you will be responsible supporting our Director of Engineering in the end-to-end development of web applications, from concept and design to testing and deployment. The successful candidate will be responsible for multiple developments in the stack, including the design and development of new features and functionality within inhouse systems. About us - Since 2012, CHEC has been working with the NHS to increase patient choice and provide better access to exceptional, timely, locally-based ophthalmology and gastroenterology care free at the point of care.
        Job summary - An exciting opportunity has arisen for a Lead Full Stack Developer to join our IT team as we embark onto our journey of continued growth. We are looking for a result driven individual to bring new and innovative ideas to our team. Main duties of the job - If successful you will be responsible supporting our Director of Engineering in the end-to-end development of web applications, from concept and design to testing and deployment. The successful candidate will be responsible for multiple developments in the stack, including the design and development of new features and functionality within inhouse systems. About us - Since 2012, CHEC has been working with the NHS to increase patient choice and provide better access to exceptional, timely, locally-based ophthalmology and gastroenterology care free at the point of care.
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        This is a discretionary non-consolidated, non-pensionable allowance which, if awarded, is attached to the post. The value of the allowance is based on the outcome of a capability assessment and is reviewed annually. Allowance values range up to £19,400, with the highest values reserved for candidates whose capability is above the expected level for all of the skills. A Civil Service Pension with an employer contribution of 28.97% GBP Job grade Grade 7 Contract type Permanent Business area DFE - Operations and Infrastructure Group Type of role Digital Working pattern Flexible working, Full-time, Job share, Part-time Number of jobs available 1 Contents * Location * About the job * Benefits * Things you need to know * Apply and further information - Location Coventry CV1 2WT, Sheffield S1 2FJ, Manchester M1 2WD, Leeds LS1 4AP, Newcastle NE1 8QH, Darlington DL1 5QE
        This is a discretionary non-consolidated, non-pensionable allowance which, if awarded, is attached to the post. The value of the allowance is based on the outcome of a capability assessment and is reviewed annually. Allowance values range up to £19,400, with the highest values reserved for candidates whose capability is above the expected level for all of the skills. A Civil Service Pension with an employer contribution of 28.97% GBP Job grade Grade 7 Contract type Permanent Business area DFE - Operations and Infrastructure Group Type of role Digital Working pattern Flexible working, Full-time, Job share, Part-time Number of jobs available 1 Contents * Location * About the job * Benefits * Things you need to know * Apply and further information - Location Coventry CV1 2WT, Sheffield S1 2FJ, Manchester M1 2WD, Leeds LS1 4AP, Newcastle NE1 8QH, Darlington DL1 5QE
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        Frequently Asked Questions

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

        What other similar jobs are there to API jobs in Bolton?
        As well as API jobs in Bolton, you can find Cyber Security, Implementation, IT, amongst many others.