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25 Permanent API jobs in County Durham + 20 miles
56 exact matches jobs are outside your preferred location
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Deep, modern engineering craft secure-by-design, cloud-native architecture, distributed systems, API/event patterns, resilience engineering, IaC and policy-as-code CI/CD.
Deep, modern engineering craft secure-by-design, cloud-native architecture, distributed systems, API/event patterns, resilience engineering, IaC and policy-as-code CI/CD.
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MID-LEVEL FULL-STACK LARAVEL / ANGULAR DEVELOPER
MID-LEVEL FULL-STACK LARAVEL / ANGULAR DEVELOPER
Searchability (UK) Ltd
Skipton (BD23), BD23
£40000 - £50000 per annum + Comprehensive Benefits
Salary up to £50,000 * One day onsite - Skipton office * Laravel, Angular, PHP, TypeScript * Opportunity to work on greenfield and business-critical projects - Due to continued growth, we're recruiting for a Mid-Level Full-Stack Laravel / Angular Developer to join an established technology provider in Skipton. The business is continuing to invest heavily in its software engineering function and is looking for someone who enjoys building scalable applications within a collaborative development environment. You'll be joining a close-knit team working across modern web applications, internal systems, and customer-facing platforms, with plenty of opportunity to contribute to technical direction and ongoing product development. * One day onsite * Ongoing training and development opportunities * Modern tech stack and collaborative engineering culture
Salary up to £50,000 * One day onsite - Skipton office * Laravel, Angular, PHP, TypeScript * Opportunity to work on greenfield and business-critical projects - Due to continued growth, we're recruiting for a Mid-Level Full-Stack Laravel / Angular Developer to join an established technology provider in Skipton. The business is continuing to invest heavily in its software engineering function and is looking for someone who enjoys building scalable applications within a collaborative development environment. You'll be joining a close-knit team working across modern web applications, internal systems, and customer-facing platforms, with plenty of opportunity to contribute to technical direction and ongoing product development. * One day onsite * Ongoing training and development opportunities * Modern tech stack and collaborative engineering culture
Experience designing, documenting, and reviewing API specifications, covering both SOAP and REST protocols, and ensuring integrations are robust, scalable, and aligned with architectural standards.
Experience designing, documenting, and reviewing API specifications, covering both SOAP and REST protocols, and ensuring integrations are robust, scalable, and aligned with architectural standards.
Youll join our product and engineering team, working on a modern front-end application built with Nuxt that sits on top of our Django-powered API.
Youll join our product and engineering team, working on a modern front-end application built with Nuxt that sits on top of our Django-powered API.
Experience with using Postman or other API platform UI tools a plus
Experience with using Postman or other API platform UI tools a plus
Senior Front-end (Web CMS) Developer
Senior Front-end (Web CMS) Developer
The University of York
York, North Yorkshire
£37,694 - £46,049 a year
This role sits within the Universitys Communications department, working as a partner to an existing Senior Front-end Developer to drive forward the functionality of our website to maximise our student recruitment outcomes and for the benefit of all users. The role will build upon the successful 2025 rollout of the updated University brand and modernisation of our digital pattern library. You will play a key role in shaping the ongoing digital implementation of the brand and rollout to other systems, including building new and improved components, bringing the brand to life through high-quality, performant, and accessible front-end code. * Build reusable components and design patterns using HTML, CSS and JavaScript. * Integrate front-end code into the Terminalfour (T4) Web CMS and other platforms.
This role sits within the Universitys Communications department, working as a partner to an existing Senior Front-end Developer to drive forward the functionality of our website to maximise our student recruitment outcomes and for the benefit of all users. The role will build upon the successful 2025 rollout of the updated University brand and modernisation of our digital pattern library. You will play a key role in shaping the ongoing digital implementation of the brand and rollout to other systems, including building new and improved components, bringing the brand to life through high-quality, performant, and accessible front-end code. * Build reusable components and design patterns using HTML, CSS and JavaScript. * Integrate front-end code into the Terminalfour (T4) Web CMS and other platforms.
Youll join our product and engineering team working on a Django back end and REST API that powers the Shortlister platform. Own and enhance our Django REST API, improving performance, security, maintainability and developer experience * Solid understanding of API design and HTTP fundamentals (authentication, headers, CORS, versioning)
Youll join our product and engineering team working on a Django back end and REST API that powers the Shortlister platform. Own and enhance our Django REST API, improving performance, security, maintainability and developer experience * Solid understanding of API design and HTTP fundamentals (authentication, headers, CORS, versioning)
Youll work across Camunda BPMN/DMN process automation, API integration, and microservice orchestration helping their public-sector clients build secure, scalable, and resilient digital services. Profile 29 recruitment keywords: Java software engineer object-oriented design OOD Camunda BPMN DMN Spring Boot REST API microservice architecture Docker Kubernetes containerisation orchestration Git CI/CD pipelines automated testing frameworks Kafka RabbitMQ Security authentication integration patterns enterprise systems agile digital transformation automation Java developer Camunda developer Zeebe Cloud AWS Azure GCP Terraform Helm process automation agentic AI artificial intelligence security clearance SC DV eDV London home based hybrid junior jnr
Youll work across Camunda BPMN/DMN process automation, API integration, and microservice orchestration helping their public-sector clients build secure, scalable, and resilient digital services. Profile 29 recruitment keywords: Java software engineer object-oriented design OOD Camunda BPMN DMN Spring Boot REST API microservice architecture Docker Kubernetes containerisation orchestration Git CI/CD pipelines automated testing frameworks Kafka RabbitMQ Security authentication integration patterns enterprise systems agile digital transformation automation Java developer Camunda developer Zeebe Cloud AWS Azure GCP Terraform Helm process automation agentic AI artificial intelligence security clearance SC DV eDV London home based hybrid junior jnr
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Principle Java Engineer
Principle Java Engineer
Profile 29
UK
From £70,000 to £90,000 per annum + benefits + hybrid (or remote) work
Youll work across Camunda BPMN/DMN process automation, API integration, and microservice orchestration helping their public-sector clients build secure, scalable, and resilient digital services. Profile 29 recruitment keywords: Java software engineer object-oriented design OOD Camunda BPMN DMN Spring Boot REST API microservice architecture Docker Kubernetes containerisation orchestration Git CI/CD pipelines automated testing frameworks Kafka RabbitMQ Security authentication integration patterns enterprise systems agile digital transformation automation Java developer Camunda developer Zeebe Cloud AWS Azure GCP Terraform Helm process automation agentic AI artificial intelligence security clearance SC DV eDV London home based hybrid lead senior manager manage
Youll work across Camunda BPMN/DMN process automation, API integration, and microservice orchestration helping their public-sector clients build secure, scalable, and resilient digital services. Profile 29 recruitment keywords: Java software engineer object-oriented design OOD Camunda BPMN DMN Spring Boot REST API microservice architecture Docker Kubernetes containerisation orchestration Git CI/CD pipelines automated testing frameworks Kafka RabbitMQ Security authentication integration patterns enterprise systems agile digital transformation automation Java developer Camunda developer Zeebe Cloud AWS Azure GCP Terraform Helm process automation agentic AI artificial intelligence security clearance SC DV eDV London home based hybrid lead senior manager manage
Principle Java Engineer
Principle Java Engineer
Profile 29
UK
From £70,000 to £90,000 per annum + benefits + hybrid (or remote) work
Youll work across Camunda BPMN/DMN process automation, API integration, and microservice orchestration helping their public-sector clients build secure, scalable, and resilient digital services. Profile 29 recruitment keywords: Java software engineer object-oriented design OOD Camunda BPMN DMN Spring Boot REST API microservice architecture Docker Kubernetes containerisation orchestration Git CI/CD pipelines automated testing frameworks Kafka RabbitMQ Security authentication integration patterns enterprise systems agile digital transformation automation Java developer Camunda developer Zeebe Cloud AWS Azure GCP Terraform Helm process automation agentic AI artificial intelligence security clearance SC DV eDV London home based hybrid lead senior manager manage
Youll work across Camunda BPMN/DMN process automation, API integration, and microservice orchestration helping their public-sector clients build secure, scalable, and resilient digital services. Profile 29 recruitment keywords: Java software engineer object-oriented design OOD Camunda BPMN DMN Spring Boot REST API microservice architecture Docker Kubernetes containerisation orchestration Git CI/CD pipelines automated testing frameworks Kafka RabbitMQ Security authentication integration patterns enterprise systems agile digital transformation automation Java developer Camunda developer Zeebe Cloud AWS Azure GCP Terraform Helm process automation agentic AI artificial intelligence security clearance SC DV eDV London home based hybrid lead senior manager manage
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The ideal candidate will be an experienced Python developer with a strong understanding of modern backend engineering principles, cloud-native development, and API design.
The ideal candidate will be an experienced Python developer with a strong understanding of modern backend engineering principles, cloud-native development, and API design.
The ideal candidate will be an experienced Python developer with a strong understanding of modern backend engineering principles, cloud-native development, and API design.
The ideal candidate will be an experienced Python developer with a strong understanding of modern backend engineering principles, cloud-native development, and API design.
The engineering team works on a fully modernised, cloud-hosted SaaS platform built using contemporary frameworks and best practices, with a focus on scalable architecture, API-first design, and test-driven development. * API design and third-party integrations (payments, SaaS tools, external services)
The engineering team works on a fully modernised, cloud-hosted SaaS platform built using contemporary frameworks and best practices, with a focus on scalable architecture, API-first design, and test-driven development. * API design and third-party integrations (payments, SaaS tools, external services)
Architect data contract and schema governance across pipeline boundaries, structurally enforcing schema conformity and API contract compliance.
Architect data contract and schema governance across pipeline boundaries, structurally enforcing schema conformity and API contract compliance.
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Postman / basic API checks
Postman / basic API checks
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API and systems integration experience
API and systems integration experience
NEWFEATURED
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Software Engineer & Cloud Operations Specialist - Node, AWS.
Software Engineer & Cloud Operations Specialist - Node, AWS.
S Merrick LTD
Europe
Unspecified Daily Rate Negotiable - Outside IR35
You must have strong hands-on production Node.js and Python API development experience. * Frequent/daily Node.js backend/API development * Production Python API development, ideally Flask or FastAPI - Please only apply if you can commit to 24 hours per week and your CV clearly demonstrates production Node.js, Python API, AWS infrastructure, Docker and Ansible experience.
You must have strong hands-on production Node.js and Python API development experience. * Frequent/daily Node.js backend/API development * Production Python API development, ideally Flask or FastAPI - Please only apply if you can commit to 24 hours per week and your CV clearly demonstrates production Node.js, Python API, AWS infrastructure, Docker and Ansible experience.
Software Engineer & Cloud Operations Specialist - Node, AWS
Software Engineer & Cloud Operations Specialist - Node, AWS
S Merrick LTD
UK
Unspecified Daily Rate Negotiable - Outside IR35
You must have strong hands-on production Node.js and Python API development experience. * Frequent/daily Node.js backend/API development * Production Python API development, ideally Flask or FastAPI - Please only apply if you can commit to 24 hours per week and your CV clearly demonstrates production Node.js, Python API, AWS infrastructure, Docker and Ansible experience.
You must have strong hands-on production Node.js and Python API development experience. * Frequent/daily Node.js backend/API development * Production Python API development, ideally Flask or FastAPI - Please only apply if you can commit to 24 hours per week and your CV clearly demonstrates production Node.js, Python API, AWS infrastructure, Docker and Ansible experience.
Familiarity with MACH principles and how data services support API-first, cloud-native architectures. - Experience supporting microservices-based data products and API-driven integration.
Familiarity with MACH principles and how data services support API-first, cloud-native architectures. - Experience supporting microservices-based data products and API-driven integration.
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Lead the design and evolution of automated test frameworks (UI, API, or service-level), aligned to the teams technology stack. o Open-source JS based libraries or frameworks for API testing, or Postman. Postman and Newman Cli for API testing
Lead the design and evolution of automated test frameworks (UI, API, or service-level), aligned to the teams technology stack. o Open-source JS based libraries or frameworks for API testing, or Postman. Postman and Newman Cli for API testing
FEATURED
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Penetration Tester (CHECK / CREST)
Penetration Tester (CHECK / CREST)
Oscar Associates (UK) Limited
UK
£55000 - £90000 per annum + Expenses + Overnight Bonus
Deliver web application, API, and infrastructure penetration tests, taking ownership of engagements end-to-end from scoping through to final report delivery. * Hands-on experience delivering web application, API, and/or infrastructure penetration tests in a professional consultancy setting.
Deliver web application, API, and infrastructure penetration tests, taking ownership of engagements end-to-end from scoping through to final report delivery. * Hands-on experience delivering web application, API, and/or infrastructure penetration tests in a professional consultancy setting.
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Develop and maintain product documentation for product requirements, release notes, API documentation and internal materials.
Develop and maintain product documentation for product requirements, release notes, API documentation and internal materials.
FEATURED
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You will work on complex automation projects, contributing to the architecture, implementation, and improvement of automated test frameworks across UI, API, and database systems. * Develops and maintains complex automated scripts for UI, API, and database systems, ensuring high performance, reliability, and adherence to standards. * Deep practical knowledge of industry-standard tools for web, API, and mobile testing, with the ability to troubleshoot complex environment-specific issues. * A structured and proficient approach to API testing using both automated code frameworks and exploratory tools like Postman.
You will work on complex automation projects, contributing to the architecture, implementation, and improvement of automated test frameworks across UI, API, and database systems. * Develops and maintains complex automated scripts for UI, API, and database systems, ensuring high performance, reliability, and adherence to standards. * Deep practical knowledge of industry-standard tools for web, API, and mobile testing, with the ability to troubleshoot complex environment-specific issues. * A structured and proficient approach to API testing using both automated code frameworks and exploratory tools like Postman.
PREMIUM
Exposure to API technologies such as GraphQL, gRPC or API gateway patterns.
Exposure to API technologies such as GraphQL, gRPC or API gateway patterns.
Advanced knowledge of the end-to-end testing ecosystem, including web, API, and mobile tools, with the ability to evaluate and onboard new technologies for different client contexts. * Proficiency in API testing and the integration of automated security or performance checks into the API layer.
Advanced knowledge of the end-to-end testing ecosystem, including web, API, and mobile tools, with the ability to evaluate and onboard new technologies for different client contexts. * Proficiency in API testing and the integration of automated security or performance checks into the API layer.
PREMIUM