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        8 Contract API jobs in Bristol + 20 miles

        Software Developer

        ADLIB Recruitment
        Bristol, Avon
        £50000 - £60000 per annum
        * Tech-for-good improving the lives of people with disabilities. * C#.Net & Cloud - Application Development. * Diverse and friendly team, 2 days a week in their Bristol office. A Bristol-based Tech-for-Good that create world-renowned assistive technology is looking for a Software Developer (C#.Net) to join the team ahead of their next growth phase. The companys range of hardware and software products give a voice to adults and children all around the world who dont have speech, enabling them to communicate and live a more independent life. Their software currently includes a range of features such as communication aids and environmental controls which support users from a practical perspective, and accessible apps which enable users to use social media or stream their favourite films and series on Netflix. What skills youll be needing
        * Tech-for-good improving the lives of people with disabilities. * C#.Net & Cloud - Application Development. * Diverse and friendly team, 2 days a week in their Bristol office. A Bristol-based Tech-for-Good that create world-renowned assistive technology is looking for a Software Developer (C#.Net) to join the team ahead of their next growth phase. The companys range of hardware and software products give a voice to adults and children all around the world who dont have speech, enabling them to communicate and live a more independent life. Their software currently includes a range of features such as communication aids and environmental controls which support users from a practical perspective, and accessible apps which enable users to use social media or stream their favourite films and series on Netflix. What skills youll be needing
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        Senior Software Engineer - Active Savings

        Hargreaves Lansdown
        BS1, Bristol
        £65000 - £80000 per annum + Bonus, Pension, Private Healthcare
        Excited to grow your career? Our purpose is to empower people to save and invest with confidence. We are looking for great people to join us, so please come and invest in YOUR future at HL. We know that sometimes people can be put off applying for a job if they don't tick every box. If you're excited about working for us and have most of the skills or experience we're looking for, please go ahead and apply. We'd love to hear from you! About The Role HL are looking for a talented full stack Senior Software Engineer to join our Active Savings product development team in building market leading solutions for our clients. The Savings application allows HL clients to easily deposit cash into a selection of savings accounts offered by partner banks. It is a bespoke development project with several functional sub-components.
        Excited to grow your career? Our purpose is to empower people to save and invest with confidence. We are looking for great people to join us, so please come and invest in YOUR future at HL. We know that sometimes people can be put off applying for a job if they don't tick every box. If you're excited about working for us and have most of the skills or experience we're looking for, please go ahead and apply. We'd love to hear from you! About The Role HL are looking for a talented full stack Senior Software Engineer to join our Active Savings product development team in building market leading solutions for our clients. The Savings application allows HL clients to easily deposit cash into a selection of savings accounts offered by partner banks. It is a bespoke development project with several functional sub-components.
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        NEWFEATURED
        Excited to grow your career? Our purpose is to make it easy for people to save and invest for a better future. We are looking for great people to join us, so please come and invest in YOUR future at HL. We know that sometimes people can be put off applying for a job if they don't tick every box. If you're excited about working for us and have most of the skills or experience we're looking for, please go ahead and apply. We'd love to hear from you! About the role At Hargreaves Lansdown (HL) we're passionate about making it easy for people to save and invest for a better future and we believe that data & AI will play a significant role in helping us achieve our mission. We're therefore seeking a skilled Data Scientist to join our growing AI centre of excellence, leveraging cutting-edge technologies such as AWS & Snowflake to develop impactful AI products & solutions.
        Excited to grow your career? Our purpose is to make it easy for people to save and invest for a better future. We are looking for great people to join us, so please come and invest in YOUR future at HL. We know that sometimes people can be put off applying for a job if they don't tick every box. If you're excited about working for us and have most of the skills or experience we're looking for, please go ahead and apply. We'd love to hear from you! About the role At Hargreaves Lansdown (HL) we're passionate about making it easy for people to save and invest for a better future and we believe that data & AI will play a significant role in helping us achieve our mission. We're therefore seeking a skilled Data Scientist to join our growing AI centre of excellence, leveraging cutting-edge technologies such as AWS & Snowflake to develop impactful AI products & solutions.
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        NEWFEATURED

        Lead Data Engineer

        Motability Operations
        BS1, Bristol
        Competitive Salary + Benefits
        Description Continuing Defleet's data led journey and recognising the importance the Data & Analytics team performs in this regard, we are looking for a skilled Lead Data Engineer who is passionate about exploiting data and searching for improvements in our existing processes and technology; can work closely with business teams; drives solutions with a focused mentality on business value and can lead, influence and drive collaboration across teams and stakeholders. It will focus on expanding the existing mission critical ecosystem of Data and BI systems for analytics and decision making, using Primarily Data Warehouse/Mart, Data Lake, Self Service BI Tools and Data Science/ML platform using Oracle, Snowflake and AWS tech stack. Qualifications * Self-starter with initiative and enthusiasm
        Description Continuing Defleet's data led journey and recognising the importance the Data & Analytics team performs in this regard, we are looking for a skilled Lead Data Engineer who is passionate about exploiting data and searching for improvements in our existing processes and technology; can work closely with business teams; drives solutions with a focused mentality on business value and can lead, influence and drive collaboration across teams and stakeholders. It will focus on expanding the existing mission critical ecosystem of Data and BI systems for analytics and decision making, using Primarily Data Warehouse/Mart, Data Lake, Self Service BI Tools and Data Science/ML platform using Oracle, Snowflake and AWS tech stack. Qualifications * Self-starter with initiative and enthusiasm
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        Software Engineer in Test

        Motability Operations
        BS1, Bristol
        Competitive Salary + Benefits
        Description As a Software Engineer in Test (SET), you will be responsible for developing and maintaining automated test scripts using industry-standard testing tools and frameworks. These scripts will validate software functionality, performance, and security. This will cover front end testing using tools like Cypress or Playwright and backend testing with SOAPUi or similar. Ensuring the observability and reliability of the product is another key responsibility. You will utilize tools like Dynatrace, Splunk, and OpsGenie to achieve this. This role requires the SET to become the custodian of all thing's quality for their team. Additionally, you may conduct exploratory testing sessions to uncover defects, usability issues, and edge cases that may not be covered by automated or scripted tests.
        Description As a Software Engineer in Test (SET), you will be responsible for developing and maintaining automated test scripts using industry-standard testing tools and frameworks. These scripts will validate software functionality, performance, and security. This will cover front end testing using tools like Cypress or Playwright and backend testing with SOAPUi or similar. Ensuring the observability and reliability of the product is another key responsibility. You will utilize tools like Dynatrace, Splunk, and OpsGenie to achieve this. This role requires the SET to become the custodian of all thing's quality for their team. Additionally, you may conduct exploratory testing sessions to uncover defects, usability issues, and edge cases that may not be covered by automated or scripted tests.
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        Backend engineer

        LA International Computer Consultants Ltd
        SN13, Corsham
        £500 - £600 per day + price in
        * Architect and implement backend services that support secure, air-gapped AI deployments, with a focus on NLP-based tooling * Develop pipelines for transcription ingestion and real-time analytical insight generation * Support graph and RAG-based inference layers using data from structured and unstructured sources * Build and expose APIs for frontend consumption, enabling natural-language querying, dynamic visualisation, and reporting * Ensure system portability via containerisation * Collaborate closely with data scientists to integrate self-hosted LLMs and analysis models into the backend infrastructure * Work with platform engineers to tune deployments for hardware-limited environments What You Bring * Strong experience building secure, scalable backend systems in Python and/or Go * Deep understanding of containerised services, particularly in Kubernetes
        * Architect and implement backend services that support secure, air-gapped AI deployments, with a focus on NLP-based tooling * Develop pipelines for transcription ingestion and real-time analytical insight generation * Support graph and RAG-based inference layers using data from structured and unstructured sources * Build and expose APIs for frontend consumption, enabling natural-language querying, dynamic visualisation, and reporting * Ensure system portability via containerisation * Collaborate closely with data scientists to integrate self-hosted LLMs and analysis models into the backend infrastructure * Work with platform engineers to tune deployments for hardware-limited environments What You Bring * Strong experience building secure, scalable backend systems in Python and/or Go * Deep understanding of containerised services, particularly in Kubernetes
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        * UK Remote (with occasional travel to Glasgow or Reading) * Up to £90,000 includingCar Allowance + Bonus * Permanent * SC Clearance Required Are you an experienced Dynamics 365 Architect with a passion for designing impactful enterprise solutions? Were looking for a skilled and forward-thinking professional to join a high-performing Microsoft practice, where youll lead the technical design and delivery of secure, scalable CRM and Power Platform solutions. Youll work remotely from anywhere in the UK, with occasional travel to client or team locations in Glasgow or Reading. This role requires eligibility to obtain SC Clearance. * Salary up to £90,000 depending on experience * Car allowance and performance bonus included * UK remote working with flexible arrangements and smart hybrid travel * Competitive employer contributions to pension scheme and much more
        * UK Remote (with occasional travel to Glasgow or Reading) * Up to £90,000 includingCar Allowance + Bonus * Permanent * SC Clearance Required Are you an experienced Dynamics 365 Architect with a passion for designing impactful enterprise solutions? Were looking for a skilled and forward-thinking professional to join a high-performing Microsoft practice, where youll lead the technical design and delivery of secure, scalable CRM and Power Platform solutions. Youll work remotely from anywhere in the UK, with occasional travel to client or team locations in Glasgow or Reading. This role requires eligibility to obtain SC Clearance. * Salary up to £90,000 depending on experience * Car allowance and performance bonus included * UK remote working with flexible arrangements and smart hybrid travel * Competitive employer contributions to pension scheme and much more
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        Implementation Consultant

        Twinstream Limited
        BS1, Bristol
        Up to £90K, Hybrid, Great Benefits
        Hybrid (Bristol & Herefordshire) | £70,000 – £90,000 DOE | Must be eligible for DV clearance Join the Team Driving Secure Innovation Across the Public Sector At TwinStream, we’re not your typical tech consultancy. Born out of hands-on engineering experience solving some of the UK's most complex cross-domain challenges, we’ve built a company around technical excellence, client-first delivery, and a passion for doing things right. As we grow our team, we're looking for an experienced Implementation Consultant who thrives at the intersection of technical solutions and business outcomes. This is a hybrid role with regular visits to client sites near North Bristol and Herefordshire, supporting national security and defence-related programmes. Why TwinStream? We’re committed to building a team that grows with us. * Pension – 8% employer contribution
        Hybrid (Bristol & Herefordshire) | £70,000 – £90,000 DOE | Must be eligible for DV clearance Join the Team Driving Secure Innovation Across the Public Sector At TwinStream, we’re not your typical tech consultancy. Born out of hands-on engineering experience solving some of the UK's most complex cross-domain challenges, we’ve built a company around technical excellence, client-first delivery, and a passion for doing things right. As we grow our team, we're looking for an experienced Implementation Consultant who thrives at the intersection of technical solutions and business outcomes. This is a hybrid role with regular visits to client sites near North Bristol and Herefordshire, supporting national security and defence-related programmes. Why TwinStream? We’re committed to building a team that grows with us. * Pension – 8% employer contribution
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        28 exact matches jobs are outside your preferred location

        NEW Job Opportunity - Senior Integrity Engineer - 12 Month PAYE Contract Location: Wytch Farm Oilfield, near Corfe Castle, Wareham, Dorset Job Title: Senior Integrity Engineer Contract Type: Initial 12-month contract (potential for extension) Role Overview We are seeking a Senior Integrity Engineer to join our team at the Wytch Farm oilfield. This role carries responsibility for senior-level mechanical engineering duties related to static equipment integrity. You will ensure that integrity risks are transparently managed to the lowest reasonably practicable level while upholding regulatory compliance with PSSR, PSR, and COMAH. The role requires close collaboration with internal and external stakeholders. Key Responsibilities Safety Ownership * Apply the nine Perenco Life Saving Rules to protect self and others.
        NEW Job Opportunity - Senior Integrity Engineer - 12 Month PAYE Contract Location: Wytch Farm Oilfield, near Corfe Castle, Wareham, Dorset Job Title: Senior Integrity Engineer Contract Type: Initial 12-month contract (potential for extension) Role Overview We are seeking a Senior Integrity Engineer to join our team at the Wytch Farm oilfield. This role carries responsibility for senior-level mechanical engineering duties related to static equipment integrity. You will ensure that integrity risks are transparently managed to the lowest reasonably practicable level while upholding regulatory compliance with PSSR, PSR, and COMAH. The role requires close collaboration with internal and external stakeholders. Key Responsibilities Safety Ownership * Apply the nine Perenco Life Saving Rules to protect self and others.
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        Lead Dynamics Architect

        Intellectual Property Office
        Rhiwderyn, NP10 8QQ
        From £64,079 to £75,701 per annum
        The IPO is a modern organisation that relies heavily on its IT services to operate and innovate, providing up-to-date services to our customers, both nationally and internationally. Systems must be architected and maintained to meet their needs with the use of automation to drive the overall user experience As part of our team, you will have the opportunity to apply your knowledge to solutions utilizing Azure cloud technologies, employ modern delivery processes, and work on innovative projects. Collaborating with experts in their fields, you will make valuable contributions and drive our technology and services forward. Your experience of developing API based solutions will be essential to improve our integration with both internal and external interfaces.
        The IPO is a modern organisation that relies heavily on its IT services to operate and innovate, providing up-to-date services to our customers, both nationally and internationally. Systems must be architected and maintained to meet their needs with the use of automation to drive the overall user experience As part of our team, you will have the opportunity to apply your knowledge to solutions utilizing Azure cloud technologies, employ modern delivery processes, and work on innovative projects. Collaborating with experts in their fields, you will make valuable contributions and drive our technology and services forward. Your experience of developing API based solutions will be essential to improve our integration with both internal and external interfaces.
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        Full Stack C# .NET Developer with experience in both back-end C# .NET / .NET Core development and front-end JavaScript development (Vue.js / Angular / React, etc) is required by a leading company in Cardiff. You should also have some development experience in the Cloud with Azure & third-party API integrations This role is an initial 12-month FTC, but chance for the role to go permanent later down the line. There is some excellent investment in AI technologies, so a chance to work on some cutting-edge software development projects in AI advancement. * Full-stack development experience in both C#.NET and JavaScript (Vue.js / Angular / React etc) with a passion for embracing new front-end technologies. * Azure experience with a good appreciation of Azure Functions, Storage Accounts, Service Bus, Application Insights, and Key Vault
        Full Stack C# .NET Developer with experience in both back-end C# .NET / .NET Core development and front-end JavaScript development (Vue.js / Angular / React, etc) is required by a leading company in Cardiff. You should also have some development experience in the Cloud with Azure & third-party API integrations This role is an initial 12-month FTC, but chance for the role to go permanent later down the line. There is some excellent investment in AI technologies, so a chance to work on some cutting-edge software development projects in AI advancement. * Full-stack development experience in both C#.NET and JavaScript (Vue.js / Angular / React etc) with a passion for embracing new front-end technologies. * Azure experience with a good appreciation of Azure Functions, Storage Accounts, Service Bus, Application Insights, and Key Vault
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        About The Role The Ecotricity Technology department is a small friendly team with a strong focus on getting results, with everyone committed to delivering both individually and as part of the group/project. We have a strong internal team supporting and developing solutions across multiple mission critical platforms including Salesforce (Service and Sales). This hands-on role, of Salesforce Developer, is first and foremost about delivering system changes and improvements but additionally looks for your experience to help us leverage value from our Salesforce investment. What You Will Do You will be helping us maintain and grow our Salesforce platform, used by our internal sales & service agents, our customers through our mobile app and online account, as well as prospective customers looking to join us.
        About The Role The Ecotricity Technology department is a small friendly team with a strong focus on getting results, with everyone committed to delivering both individually and as part of the group/project. We have a strong internal team supporting and developing solutions across multiple mission critical platforms including Salesforce (Service and Sales). This hands-on role, of Salesforce Developer, is first and foremost about delivering system changes and improvements but additionally looks for your experience to help us leverage value from our Salesforce investment. What You Will Do You will be helping us maintain and grow our Salesforce platform, used by our internal sales & service agents, our customers through our mobile app and online account, as well as prospective customers looking to join us.
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        About The Role Although this role can be remote we may ask if you can travel to Stroud for team activities once a month. The Ecotricity Technology department is a small friendly team with a strong focus on getting results, with everyone committed to delivering both individually and as part of the group/project. We have a strong internal team supporting and developing solutions across multiple mission critical platforms including Salesforce (Service and Sales). This hands-on role, of Salesforce Developer, is first and foremost about delivering system changes and improvements but additionally looks for your experience to help us leverage value from our Salesforce investment. What you will do
        About The Role Although this role can be remote we may ask if you can travel to Stroud for team activities once a month. The Ecotricity Technology department is a small friendly team with a strong focus on getting results, with everyone committed to delivering both individually and as part of the group/project. We have a strong internal team supporting and developing solutions across multiple mission critical platforms including Salesforce (Service and Sales). This hands-on role, of Salesforce Developer, is first and foremost about delivering system changes and improvements but additionally looks for your experience to help us leverage value from our Salesforce investment. What you will do
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        About The Role Ecotricity, the UKs first true green energy provider, has a strong internal team supporting and developing solutions across multiple mission critical platforms including Databricks on AWS, SQL, Power BI and other cloud centric data solutions. This technical hands-on role, of Data Engineer, will contribute to our delivery of projects, BAU, and helping Ecotricity become more efficient by leveraging our data. In addition to the technologies above, we also use Python, APIs, and various ETL solutions interfacing with a small number of legacy systems. Responsibilities * Take ownership for delivering all asks made of you on time and to specification. * Build strong relationships with key stakeholders outside the department. * Be responsible for data quality and ensuring problems are resolved swiftly.
        About The Role Ecotricity, the UKs first true green energy provider, has a strong internal team supporting and developing solutions across multiple mission critical platforms including Databricks on AWS, SQL, Power BI and other cloud centric data solutions. This technical hands-on role, of Data Engineer, will contribute to our delivery of projects, BAU, and helping Ecotricity become more efficient by leveraging our data. In addition to the technologies above, we also use Python, APIs, and various ETL solutions interfacing with a small number of legacy systems. Responsibilities * Take ownership for delivering all asks made of you on time and to specification. * Build strong relationships with key stakeholders outside the department. * Be responsible for data quality and ensuring problems are resolved swiftly.
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        Lead Dynamics Architect

        Intellectual Property Office
        Rhiwderyn, NP10 8QQ
        From £64,079 to £75,701 per annum
        The IPO is a modern organisation that relies heavily on its IT services to operate and innovate, providing up-to-date services to our customers, both nationally and internationally. Systems must be architected and maintained to meet their needs with the use of automation to drive the overall user experience As part of our team, you will have the opportunity to apply your knowledge to solutions utilizing Azure cloud technologies, employ modern delivery processes, and work on innovative projects. Collaborating with experts in their fields, you will make valuable contributions and drive our technology and services forward. Your experience of developing API based solutions will be essential to improve our integration with both internal and external interfaces.
        The IPO is a modern organisation that relies heavily on its IT services to operate and innovate, providing up-to-date services to our customers, both nationally and internationally. Systems must be architected and maintained to meet their needs with the use of automation to drive the overall user experience As part of our team, you will have the opportunity to apply your knowledge to solutions utilizing Azure cloud technologies, employ modern delivery processes, and work on innovative projects. Collaborating with experts in their fields, you will make valuable contributions and drive our technology and services forward. Your experience of developing API based solutions will be essential to improve our integration with both internal and external interfaces.
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        Dynamics 365 CRM Product Manager

        Southern Communications Ltd
        Cardiff Gate, CF23 8RS
        £70,000 per annum
        Location: Hybrid Salary: £70,000 We are seeking a capable and business-savvyDynamics 365 CRM Product Managerto lead the strategy, design, and evolution of our CRM platform. This is a hybrid role that blends traditional product ownership responsibilities with deep platform expertiseincluding hands-on configuration, role management, plugin oversight, and solution optimisation across the Dynamics 365 environment. You will act as the central point of contact for CRM functionality, ensuring alignment with business processes and championing continuous improvement through well-informed design and feature decisions. Product Ownership * Serve as the primary owner of the Dynamics 365 CRM product roadmap, prioritising features and enhancements in line with business goals.
        Location: Hybrid Salary: £70,000 We are seeking a capable and business-savvyDynamics 365 CRM Product Managerto lead the strategy, design, and evolution of our CRM platform. This is a hybrid role that blends traditional product ownership responsibilities with deep platform expertiseincluding hands-on configuration, role management, plugin oversight, and solution optimisation across the Dynamics 365 environment. You will act as the central point of contact for CRM functionality, ensuring alignment with business processes and championing continuous improvement through well-informed design and feature decisions. Product Ownership * Serve as the primary owner of the Dynamics 365 CRM product roadmap, prioritising features and enhancements in line with business goals.
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        Job Title: API Developer Location: Remote Contract Length: 3 months Start Date: ASAP iO Associates are working with an exciting UK Based Defence company that blends strategic modelling, specialist analytics, and operational insight to simplify complex challenges and empower decisive thinking. They are looking for an API Developer to join the team for 3 months to support one of their existing contracts. This is a great opportunity for someone who is looking to join a dynamic team where you'll build integrations that transform complex data into actionable insights, all within a culture that values autonomy and innovation. * Requirements Analysis: Employ structured methods to capture and assess technical requirements. * API Development: Design and implement secure, scalable APIs using Python or Java. * System Integration: Integrate third-party services and data sources.
        Job Title: API Developer Location: Remote Contract Length: 3 months Start Date: ASAP iO Associates are working with an exciting UK Based Defence company that blends strategic modelling, specialist analytics, and operational insight to simplify complex challenges and empower decisive thinking. They are looking for an API Developer to join the team for 3 months to support one of their existing contracts. This is a great opportunity for someone who is looking to join a dynamic team where you'll build integrations that transform complex data into actionable insights, all within a culture that values autonomy and innovation. * Requirements Analysis: Employ structured methods to capture and assess technical requirements. * API Development: Design and implement secure, scalable APIs using Python or Java. * System Integration: Integrate third-party services and data sources.
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        NEWFEATURED
        WebMethods Integration Developer - Must have an Active SC Clearance - Remote We are looking for WebMethods Developers to join a growing integration team working on a large-scale enterprise platform programme. The project has significant growth planned, with multiple contractor roles opening this quarter and the next, starting with one junior hire. If you are an experienced integration specialist with Active SC clearance, we are keen to hear from you. * Designing and developing new integrations using WebMethods * Supporting the full lifecycle of integrations from technical design to development and testing * Working across a range of internal and third-party systems * Collaborating with architects and other developers to ensure robust, secure integration solutions * Strong experience with WebMethods Integration Server * Experience with API design and integration
        WebMethods Integration Developer - Must have an Active SC Clearance - Remote We are looking for WebMethods Developers to join a growing integration team working on a large-scale enterprise platform programme. The project has significant growth planned, with multiple contractor roles opening this quarter and the next, starting with one junior hire. If you are an experienced integration specialist with Active SC clearance, we are keen to hear from you. * Designing and developing new integrations using WebMethods * Supporting the full lifecycle of integrations from technical design to development and testing * Working across a range of internal and third-party systems * Collaborating with architects and other developers to ensure robust, secure integration solutions * Strong experience with WebMethods Integration Server * Experience with API design and integration
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        NEWPREMIUM
        My client, a leading AI solutions company are currently looking to strengthen their team and bring on an AI Engineer on a permanent basis. the successful candidate will have strong experience with Python engineering as well as azure and AI. Build and integrate ML models into existing and new applications. Write production-ready code, supporting model inference and logging. Build and evaluate AI workflows and agents for automating various tasks. Containerise applications and prepare them for deployment. Identifying ways of improving how existing systems work. Understanding client requirements across various domains and converting them into products and features. * Experience in deploying AI/ML applications into production environments, specifically in Cloud environments.
        My client, a leading AI solutions company are currently looking to strengthen their team and bring on an AI Engineer on a permanent basis. the successful candidate will have strong experience with Python engineering as well as azure and AI. Build and integrate ML models into existing and new applications. Write production-ready code, supporting model inference and logging. Build and evaluate AI workflows and agents for automating various tasks. Containerise applications and prepare them for deployment. Identifying ways of improving how existing systems work. Understanding client requirements across various domains and converting them into products and features. * Experience in deploying AI/ML applications into production environments, specifically in Cloud environments.
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        Java Developer

        Halian Technology Limited
        UK
        From £82,400 to £92,400 per annum
        Exciting Opportunity for Senior Kotlin Developer (Permanent) Hybrid working available Salary up to £92400 Are you a skilled Kotlin or Java developer based in the UK? Join our client's dynamic product team as a Staff Back-End Software Engineer in a hybrid role, offering flexibility with occasional in-office meetings. Your expertise will drive the creation of innovative features, adding value to Our Business. As a leader in Software Engineering, you will spearhead new projects, guide and support junior Engineers, and have the potential to progress into a managerial position. Your knack for creative solutions and a strong history of delivering complex software are vital. - Lead, coach, and mentor teams effectively - Proficient in server-side Kotlin or modern Java - Strong system analysis capabilities - Knowledge of Microservice Architectures
        Exciting Opportunity for Senior Kotlin Developer (Permanent) Hybrid working available Salary up to £92400 Are you a skilled Kotlin or Java developer based in the UK? Join our client's dynamic product team as a Staff Back-End Software Engineer in a hybrid role, offering flexibility with occasional in-office meetings. Your expertise will drive the creation of innovative features, adding value to Our Business. As a leader in Software Engineering, you will spearhead new projects, guide and support junior Engineers, and have the potential to progress into a managerial position. Your knack for creative solutions and a strong history of delivering complex software are vital. - Lead, coach, and mentor teams effectively - Proficient in server-side Kotlin or modern Java - Strong system analysis capabilities - Knowledge of Microservice Architectures
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        Outside IR35 | £500/day | Remote UK | 6 months+ Bright Purple are partnering with a global client to hire aPlatform Engineerfor a high-impact infrastructure improvement programme. Youll help assess and align an AWS platform with internal policies, and lead a criticalCI/CD migration from Azure DevOps to GitHub Actions. * Conduct platform risk assessment: IAM, SSL expiry, EC2 security groups, backups, monitoring * Improve availability acrossRDS, EC2, Lambda, CloudFront, API Gateway * Migrate CI/CD pipelines to GitHub Actions * Support applications into tools likeSentry, Dependency Track, Bug Bounty, DAST * Define cross-region DR plans using Terraform CDK * Collaborate with dev teams on Java-based apps and AWS operational support * Triage infrastructure alerts and contribute to platform reliability?
        Outside IR35 | £500/day | Remote UK | 6 months+ Bright Purple are partnering with a global client to hire aPlatform Engineerfor a high-impact infrastructure improvement programme. Youll help assess and align an AWS platform with internal policies, and lead a criticalCI/CD migration from Azure DevOps to GitHub Actions. * Conduct platform risk assessment: IAM, SSL expiry, EC2 security groups, backups, monitoring * Improve availability acrossRDS, EC2, Lambda, CloudFront, API Gateway * Migrate CI/CD pipelines to GitHub Actions * Support applications into tools likeSentry, Dependency Track, Bug Bounty, DAST * Define cross-region DR plans using Terraform CDK * Collaborate with dev teams on Java-based apps and AWS operational support * Triage infrastructure alerts and contribute to platform reliability?
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        Lead QA Analyst

        LA International Computer Consultants Ltd
        UK
        £480 - £500 per day
        We're seeking a Lead QA Analyst to drive and scale quality assurance across multiple squads delivering Low-Code/No-Code solutions, with a primary focus on Microsoft Power Platform and Azure-integrated applications. You will define test strategy, lead governance to build reusable testing capabilities across multiple teams . This is a pivotal role in embedding scalable, sustainable quality into rapid solution delivery. Define and own test strategy, test planning and risk mitigation across multiple squads Collaborate with squad teams to ensure acceptance criteria are clear and testable Communicate quality risks, release readiness, and report defects and readiness to stakeholders Coordinate with Senior QAT during various stages of testing cycle and oversee test coverage during testing life cycle 8+ years in software testing roles with at least 3 years in a lead role
        We're seeking a Lead QA Analyst to drive and scale quality assurance across multiple squads delivering Low-Code/No-Code solutions, with a primary focus on Microsoft Power Platform and Azure-integrated applications. You will define test strategy, lead governance to build reusable testing capabilities across multiple teams . This is a pivotal role in embedding scalable, sustainable quality into rapid solution delivery. Define and own test strategy, test planning and risk mitigation across multiple squads Collaborate with squad teams to ensure acceptance criteria are clear and testable Communicate quality risks, release readiness, and report defects and readiness to stakeholders Coordinate with Senior QAT during various stages of testing cycle and oversee test coverage during testing life cycle 8+ years in software testing roles with at least 3 years in a lead role
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        A Webmethods Developer is required who is a British National and eligible for SC clearance, for an initial 6 month contract. This role is remote with any travel to site fully expensed and is inside IR35 so will require working via an FCSA accredited umbrella company. *Experienced WebMethods developer *Axway API gateway experience. *Experience of technical design, dev and testing support for new integrations across a range of systems. Due to the nature and urgency of this post, candidates holding or who have held high level security clearance in the past are most welcome to apply. Please note successful applicants will be required to be security cleared prior to appointment which can take up to a minimum 10 weeks.
        A Webmethods Developer is required who is a British National and eligible for SC clearance, for an initial 6 month contract. This role is remote with any travel to site fully expensed and is inside IR35 so will require working via an FCSA accredited umbrella company. *Experienced WebMethods developer *Axway API gateway experience. *Experience of technical design, dev and testing support for new integrations across a range of systems. Due to the nature and urgency of this post, candidates holding or who have held high level security clearance in the past are most welcome to apply. Please note successful applicants will be required to be security cleared prior to appointment which can take up to a minimum 10 weeks.
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        Location: Remote (Occasional visits to Warrington) Contract: Inside IR35 Day rate: £550 per day Duration: 6 months+ Start date: ASAP however will consider candidates on a notice period. Clearence: Eligible for Security Clearance (sole UK nationals) but can start on a BPSS We have a fantastic opportunity for an Engineer with a strong background in Bentley Projectwise platforms. The Client is a Global Consultancy whom specialising in providing engineering, technical, professional and construction solutions. This role will support infrastructure readiness, data governance, and automation across project planning and engineering document management systems. The ideal candidate will bridge project controls with engineering systems to drive consistency, reliability, and cross-system optimization. Key Responsibilities:?
        Location: Remote (Occasional visits to Warrington) Contract: Inside IR35 Day rate: £550 per day Duration: 6 months+ Start date: ASAP however will consider candidates on a notice period. Clearence: Eligible for Security Clearance (sole UK nationals) but can start on a BPSS We have a fantastic opportunity for an Engineer with a strong background in Bentley Projectwise platforms. The Client is a Global Consultancy whom specialising in providing engineering, technical, professional and construction solutions. This role will support infrastructure readiness, data governance, and automation across project planning and engineering document management systems. The ideal candidate will bridge project controls with engineering systems to drive consistency, reliability, and cross-system optimization. Key Responsibilities:?
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        A cryptography and PKI Expert is required for an initial 6 month contract. this is a hybrid role with some on site in London and is inside IR35 so will require working via an FCSA accredited umbrella company. *5+ years in applied cryptography, PKI operations, or cryptographic engineering roles *Expert-level knowledge of symmetric and asymmetric algorithms (AES, RSA, ECC, EdDSA, SHA-2/3, HKDF, HMAC) *Experience designing and maintaining scalable PKI architectures (MS ADCS, EJBCA, Venafi, HashiCorp Vault, or similar) *Deep understanding of TLS/SSL, certificate pinning, mutual TLS (mTLS), and secure session negotiation *Proficiency with HSMs and key lifecycle tools (e.g., Thales, AWS CloudHSM, Azure HSM, Utimaco) *Hands-on with certificate automation protocols (ACME, EST), and tools like Certbot, Smallstep, or Vault PKI
        A cryptography and PKI Expert is required for an initial 6 month contract. this is a hybrid role with some on site in London and is inside IR35 so will require working via an FCSA accredited umbrella company. *5+ years in applied cryptography, PKI operations, or cryptographic engineering roles *Expert-level knowledge of symmetric and asymmetric algorithms (AES, RSA, ECC, EdDSA, SHA-2/3, HKDF, HMAC) *Experience designing and maintaining scalable PKI architectures (MS ADCS, EJBCA, Venafi, HashiCorp Vault, or similar) *Deep understanding of TLS/SSL, certificate pinning, mutual TLS (mTLS), and secure session negotiation *Proficiency with HSMs and key lifecycle tools (e.g., Thales, AWS CloudHSM, Azure HSM, Utimaco) *Hands-on with certificate automation protocols (ACME, EST), and tools like Certbot, Smallstep, or Vault PKI
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        What is the average salary for API in Bristol?

        Average salary per year
        £52,499

        The average salary for a API in Bristol is £52,499. API in Bristol salaries range from £42,499 to £72,499.

        Frequently Asked Questions

        How many contract API jobs are there in Bristol?
        There are 8 contract API jobs within 20 miles of Bristol available on Jobsite right now.

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