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        32 Permanent API jobs in Avon + 20 miles

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        Full Stack Developer

        Stackstudio Digital Ltd.
        UK
        Unspecified
        Job Title: Full Stack Developer - Location: London, UK (Hybrid Work Mode) Job Type: Permanent - We are seeking a Full Stack Developer with strong experience in web application development, particularly focusing on the integration of Generative AI and Agentic Application models. You will play a key role in building and enhancing innovative solutions that leverage both advanced front-end and back-end technologies in a cloud environment. * Develop robust web applications integrating Generative AI and Agentic Application models. * Design and build scalable, responsive front-end interfaces. * Create and maintain efficient back-end systems and APIs. * Integrate AI frameworks into applications and support deployment in cloud environments. * Collaborate with DevOps teams to implement CI/CD pipelines and manage infrastructure.
        Job Title: Full Stack Developer - Location: London, UK (Hybrid Work Mode) Job Type: Permanent - We are seeking a Full Stack Developer with strong experience in web application development, particularly focusing on the integration of Generative AI and Agentic Application models. You will play a key role in building and enhancing innovative solutions that leverage both advanced front-end and back-end technologies in a cloud environment. * Develop robust web applications integrating Generative AI and Agentic Application models. * Design and build scalable, responsive front-end interfaces. * Create and maintain efficient back-end systems and APIs. * Integrate AI frameworks into applications and support deployment in cloud environments. * Collaborate with DevOps teams to implement CI/CD pipelines and manage infrastructure.
        more
        Job Title: Product Security Architect (Contract) Location: UK-based / Remote - Contract: 3 months initially, Outside IR35 - Why Apply? This is an opportunity to play a key role in shaping Product Security for an international technology organisation. The role offers exposure to a federated environment across multiple business units, providing strategic influence and hands on technical impact. * Define, lead, and evolve a group-wide Product Security and Secure SSDLC strategy across all business units. * Assess current AppSec capabilities, identify gaps, and implement practical, scalable improvements. * Collaborate with Product Architects, engineering, and security teams to integrate security into GitHub, CI/CD pipelines, and development workflows. * Provide architecture guidance and implement secure coding practices, threat modelling, and security tooling.
        Job Title: Product Security Architect (Contract) Location: UK-based / Remote - Contract: 3 months initially, Outside IR35 - Why Apply? This is an opportunity to play a key role in shaping Product Security for an international technology organisation. The role offers exposure to a federated environment across multiple business units, providing strategic influence and hands on technical impact. * Define, lead, and evolve a group-wide Product Security and Secure SSDLC strategy across all business units. * Assess current AppSec capabilities, identify gaps, and implement practical, scalable improvements. * Collaborate with Product Architects, engineering, and security teams to integrate security into GitHub, CI/CD pipelines, and development workflows. * Provide architecture guidance and implement secure coding practices, threat modelling, and security tooling.
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        Location -We are flexible: onsite, hybrid or fully remote, depending on what works for you and the client, UK or Netherlands based. What you will actually be doing - This is not a role where you build clever models that never get used. Your focus is on creating measurable value for clients using data science, machine learning and GenAI, in a consulting and advisory context. You will own work from the very beginning, asking questions like "What value are we trying to create here?" and "Is this the right problem to solve?" through to "It is live, stakeholders are using it and we can see the impact in the numbers." You will work fairly independently and you will also be someone that more junior team members look to for help and direction. A big part of the job is taking messy, ambiguous business and technical problems and turning them into clear, valuable solutions that
        Location -We are flexible: onsite, hybrid or fully remote, depending on what works for you and the client, UK or Netherlands based. What you will actually be doing - This is not a role where you build clever models that never get used. Your focus is on creating measurable value for clients using data science, machine learning and GenAI, in a consulting and advisory context. You will own work from the very beginning, asking questions like "What value are we trying to create here?" and "Is this the right problem to solve?" through to "It is live, stakeholders are using it and we can see the impact in the numbers." You will work fairly independently and you will also be someone that more junior team members look to for help and direction. A big part of the job is taking messy, ambiguous business and technical problems and turning them into clear, valuable solutions that
        more
        My client are seeking a talentedScala Developerto join their engineering team and contribute to the design and development ofscalable, high-performance applications. This role involves working on modern distributed systems, building APIs, and collaborating with cross-functional teams to deliver enterprise-grade solutions. * Design, develop and maintain backend services and APIs usingScalaandPlay Framework. * Implement RESTful endpoints, manage request/response lifecycle, and handle authentication/authorization flows. * Write well-structured, idiomatic Scala and use functional programming patterns where appropriate. * Build and maintain automated tests (unit, integration), and support test automation efforts. * Collaborate with product owners, UX, QA, and other engineers in an Agile environment (Scrum/Kanban).
        My client are seeking a talentedScala Developerto join their engineering team and contribute to the design and development ofscalable, high-performance applications. This role involves working on modern distributed systems, building APIs, and collaborating with cross-functional teams to deliver enterprise-grade solutions. * Design, develop and maintain backend services and APIs usingScalaandPlay Framework. * Implement RESTful endpoints, manage request/response lifecycle, and handle authentication/authorization flows. * Write well-structured, idiomatic Scala and use functional programming patterns where appropriate. * Build and maintain automated tests (unit, integration), and support test automation efforts. * Collaborate with product owners, UX, QA, and other engineers in an Agile environment (Scrum/Kanban).
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        Full Stack - Ruby on Rails, React - Up to £120k DOE - Fully Remote - must be UK based - A fast-growing sports tech company building high-performance, data-driven products for a rapidly expanding global audience is searching for a Lead Full Stack Engineer. This is a pivotal role for an experienced engineer who thrives on shaping architecture, driving technical direction, and still remaining hands-on in the codebase. As a technical leader within a cross-functional Product Team, you'll influence the long-term engineering strategy, guide architectural decisions, and ensure the platform scales reliably as our user base grows. You'll act as a role model for engineering excellence - mentoring others, elevating standards, and collaborating closely with Product, Design, and Customer Success to build tools our customers truly value. Tech Stack: Ruby on Rails, React, React Nativ
        Full Stack - Ruby on Rails, React - Up to £120k DOE - Fully Remote - must be UK based - A fast-growing sports tech company building high-performance, data-driven products for a rapidly expanding global audience is searching for a Lead Full Stack Engineer. This is a pivotal role for an experienced engineer who thrives on shaping architecture, driving technical direction, and still remaining hands-on in the codebase. As a technical leader within a cross-functional Product Team, you'll influence the long-term engineering strategy, guide architectural decisions, and ensure the platform scales reliably as our user base grows. You'll act as a role model for engineering excellence - mentoring others, elevating standards, and collaborating closely with Product, Design, and Customer Success to build tools our customers truly value. Tech Stack: Ruby on Rails, React, React Nativ
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        Role Overview - We are seeking an experienced Scala Developer to join a dynamic team working on high-impact projects. The ideal candidate will have strong expertise in Scala and Play Framework, with a passion for building robust, scalable backend services and APIs. This is a fully remote contract role with an immediate start. Key Responsibilities * Design, develop, and maintain backend services and APIs using Scala and Play Framework. * Implement RESTful endpoints, manage request/response lifecycle, and handle authentication/authorization flows. * Write clean, idiomatic Scala code and apply functional programming principles where appropriate. * Develop and maintain automated tests (unit and integration) and support test automation initiatives. * Collaborate with product owners, UX designers, QA, and other engineers in an Agile environment (Scrum/Kanban).
        Role Overview - We are seeking an experienced Scala Developer to join a dynamic team working on high-impact projects. The ideal candidate will have strong expertise in Scala and Play Framework, with a passion for building robust, scalable backend services and APIs. This is a fully remote contract role with an immediate start. Key Responsibilities * Design, develop, and maintain backend services and APIs using Scala and Play Framework. * Implement RESTful endpoints, manage request/response lifecycle, and handle authentication/authorization flows. * Write clean, idiomatic Scala code and apply functional programming principles where appropriate. * Develop and maintain automated tests (unit and integration) and support test automation initiatives. * Collaborate with product owners, UX designers, QA, and other engineers in an Agile environment (Scrum/Kanban).
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        Full Stack - Ruby on Rails, React - Up to £120k DOE - Fully Remote - must be UK based - A fast-growing sports tech company building high-performance, data-driven products for a rapidly expanding global audience is searching for a Lead Full Stack Engineer. This is a pivotal role for an experienced engineer who thrives on shaping architecture, driving technical direction, and still remaining hands-on in the codebase. As a technical leader within a cross-functional Product Team, you'll influence the long-term engineering strategy, guide architectural decisions, and ensure the platform scales reliably as our user base grows. You'll act as a role model for engineering excellence - mentoring others, elevating standards, and collaborating closely with Product, Design, and Customer Success to build tools our customers truly value. Tech Stack: Ruby on Rails, React, React Nativ
        Full Stack - Ruby on Rails, React - Up to £120k DOE - Fully Remote - must be UK based - A fast-growing sports tech company building high-performance, data-driven products for a rapidly expanding global audience is searching for a Lead Full Stack Engineer. This is a pivotal role for an experienced engineer who thrives on shaping architecture, driving technical direction, and still remaining hands-on in the codebase. As a technical leader within a cross-functional Product Team, you'll influence the long-term engineering strategy, guide architectural decisions, and ensure the platform scales reliably as our user base grows. You'll act as a role model for engineering excellence - mentoring others, elevating standards, and collaborating closely with Product, Design, and Customer Success to build tools our customers truly value. Tech Stack: Ruby on Rails, React, React Nativ
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        Palantir Foundry Lead Consultant - Lead architect and hands-on technical owner for Palantir Foundry implementations. You will design and build production-grade data and application workflows on Foundry, own technical decisions end-to-end and work directly with senior stakeholders while mentoring engineering teams. Core Responsibilities - Foundry Solution Architecture & Build - o Data integration (Pipeline Builder/code-based pipelines, connectors, incremental loads). o Ontology modelling (object/relationship design, semantics, versioning). o Application layer (Workshop, Code Repositories, OSDK/APIs, Actions, AIP/agentic workflows). * Define and implement patterns for data modelling, transformation, and lineage tracking. * Design permission models (RBAC/ABAC), object-level security and auditability. * Implement CI/CD and environment promotion strategies for Foundry arte
        Palantir Foundry Lead Consultant - Lead architect and hands-on technical owner for Palantir Foundry implementations. You will design and build production-grade data and application workflows on Foundry, own technical decisions end-to-end and work directly with senior stakeholders while mentoring engineering teams. Core Responsibilities - Foundry Solution Architecture & Build - o Data integration (Pipeline Builder/code-based pipelines, connectors, incremental loads). o Ontology modelling (object/relationship design, semantics, versioning). o Application layer (Workshop, Code Repositories, OSDK/APIs, Actions, AIP/agentic workflows). * Define and implement patterns for data modelling, transformation, and lineage tracking. * Design permission models (RBAC/ABAC), object-level security and auditability. * Implement CI/CD and environment promotion strategies for Foundry arte
        more
        Sanderson are working with a leading financial services organisation that puts customers at the centre of its business. The company is going through a period of impressive growth across their technology team, creating opportunity to work on challenging projects and contribute to the development of its digital platforms. As a Senior React Native Engineer, you'll play a pivotal role in developing secure, scalable and high-performing mobile experiences that allow clients to seamlessly access and manage savings products. You'll work with React Native, TypeScript, and modern mobile architectures while influencing technology choices, shaping best practices, and collaborating closely with cross-functional squads. * Develop and maintain high-quality mobile applications using React Native, React and TypeScript.
        Sanderson are working with a leading financial services organisation that puts customers at the centre of its business. The company is going through a period of impressive growth across their technology team, creating opportunity to work on challenging projects and contribute to the development of its digital platforms. As a Senior React Native Engineer, you'll play a pivotal role in developing secure, scalable and high-performing mobile experiences that allow clients to seamlessly access and manage savings products. You'll work with React Native, TypeScript, and modern mobile architectures while influencing technology choices, shaping best practices, and collaborating closely with cross-functional squads. * Develop and maintain high-quality mobile applications using React Native, React and TypeScript.
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        FEATURED
        Sanderson are working with a leading financial services organisation that puts customers at the centre of its business. The company is going through a period of impressive growth across their technology team, creating opportunity to work on challenging projects and contribute to the development of its digital platforms. As a Software Engineer, you will help develop and maintain cloud-native applications that power a major trading platform. You'll work across the full stack with a focus on TypeScript, React, AWS and modern engineering practices. This is an excellent opportunity for someone with established commercial experience who is ready to take the next step in a supportive, collaborative engineering environment. * Build and run AWS cloud-native applications using TypeScript and React. * Establish and maintain automated tests across unit, integration, and end-to-en
        Sanderson are working with a leading financial services organisation that puts customers at the centre of its business. The company is going through a period of impressive growth across their technology team, creating opportunity to work on challenging projects and contribute to the development of its digital platforms. As a Software Engineer, you will help develop and maintain cloud-native applications that power a major trading platform. You'll work across the full stack with a focus on TypeScript, React, AWS and modern engineering practices. This is an excellent opportunity for someone with established commercial experience who is ready to take the next step in a supportive, collaborative engineering environment. * Build and run AWS cloud-native applications using TypeScript and React. * Establish and maintain automated tests across unit, integration, and end-to-en
        more
        FEATURED
        £70000 GBP - Remote WORKING Type: Permanent - Location: Ireland preferred | Remote (UK-based, excluding London) Salary: £60,000 - £70,000 - Work Type: Full-flex hybrid - About the Company - This is your chance to join a fast-growing, award-winning SaaS company that's redefining how mobile workforces operate. With over a decade of experience and a strong customer base across industries like construction, safety, and field services, this organisation is a true homegrown success story. As part of a larger tech group, they offer a unique combination of software and hardware solutions, giving clients a comprehensive digital transformation experience. Their platform is trusted by hundreds of businesses to streamline operations and empower teams in the field. Why You'll Want to Work Here * Recognised for product innovation and customer support excellence
        £70000 GBP - Remote WORKING Type: Permanent - Location: Ireland preferred | Remote (UK-based, excluding London) Salary: £60,000 - £70,000 - Work Type: Full-flex hybrid - About the Company - This is your chance to join a fast-growing, award-winning SaaS company that's redefining how mobile workforces operate. With over a decade of experience and a strong customer base across industries like construction, safety, and field services, this organisation is a true homegrown success story. As part of a larger tech group, they offer a unique combination of software and hardware solutions, giving clients a comprehensive digital transformation experience. Their platform is trusted by hundreds of businesses to streamline operations and empower teams in the field. Why You'll Want to Work Here * Recognised for product innovation and customer support excellence
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        PREMIUM
        The ideal candidate will have strong experience in API development, microservices architecture, CI/CD pipelines, and containerization. Additional Skills: API development, microservices, CI/CD pipelines, containerization (Docker/Kubernetes), Leadership, Greenfield development experience
        The ideal candidate will have strong experience in API development, microservices architecture, CI/CD pipelines, and containerization. Additional Skills: API development, microservices, CI/CD pipelines, containerization (Docker/Kubernetes), Leadership, Greenfield development experience
        more

        Software Developer Engineer in Test (SDET)

        Sanderson Recruitment
        South West
        £45000 - £65000 per annum + Fantastic Bonus and Pension scheme
        Test Planning & Execution: Collaborate with engineers to translate product requirements into effective test cases and automated test suites, covering integration, functional, component, performance, and API testing.
        Test Planning & Execution: Collaborate with engineers to translate product requirements into effective test cases and automated test suites, covering integration, functional, component, performance, and API testing.
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        FEATURED
        Implement cloud-native applications leveraging AWS services including Lambda, API Gateway, and S3. * Hands-on experience with AWS serverless services (Lambda, API Gateway, SQS/SNS, Step Functions, S3). * Take ownership of key microservices or API features within your product area.
        Implement cloud-native applications leveraging AWS services including Lambda, API Gateway, and S3. * Hands-on experience with AWS serverless services (Lambda, API Gateway, SQS/SNS, Step Functions, S3). * Take ownership of key microservices or API features within your product area.
        more
        Leverage AWS services (e.g. Lambda, API Gateway, SQS/SNS, Step Functions, S3, IAM) to build secure, event-driven systems. * Deep knowledge of API design, integration, and auth (OAuth2, JWT), with end-to-end performance focus.
        Leverage AWS services (e.g. Lambda, API Gateway, SQS/SNS, Step Functions, S3, IAM) to build secure, event-driven systems. * Deep knowledge of API design, integration, and auth (OAuth2, JWT), with end-to-end performance focus.
        more

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        What is the average salary for API in Avon?

        Average salary per year
        £52,499

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

        Frequently Asked Questions

        How many permanent API jobs are there in Avon?
        There are 32 permanent API jobs within 20 miles of Avon available on CWJobs right now.

        What other similar jobs are there to permanent API jobs in Avon?
        As well as permanent API jobs in Avon, you can find permanent Qa Automation, Quality Assurance, QA Analyst, amongst many others.