Greater London, England, United Kingdom Hybrid / WFH Options
Futuria
architectures, asynchronous processing, and tools like Celery or Kafka Familiarity with CI/CD pipelines, Docker, and DevOps workflows Experience designing or integrating authentication and authorisation systems (e.g., OAuth2, JWT) Success Metrics Deploy secure, scalable, and maintainable full-stack systems and LLM applications that deliver measurable business value Maintain low latency, high system uptime, and strong performance across APIs and More ❯
london, south east england, united kingdom Hybrid / WFH Options
Futuria
architectures, asynchronous processing, and tools like Celery or Kafka Familiarity with CI/CD pipelines, Docker, and DevOps workflows Experience designing or integrating authentication and authorisation systems (e.g., OAuth2, JWT) Success Metrics Deploy secure, scalable, and maintainable full-stack systems and LLM applications that deliver measurable business value Maintain low latency, high system uptime, and strong performance across APIs and More ❯
slough, south east england, united kingdom Hybrid / WFH Options
Futuria
architectures, asynchronous processing, and tools like Celery or Kafka Familiarity with CI/CD pipelines, Docker, and DevOps workflows Experience designing or integrating authentication and authorisation systems (e.g., OAuth2, JWT) Success Metrics Deploy secure, scalable, and maintainable full-stack systems and LLM applications that deliver measurable business value Maintain low latency, high system uptime, and strong performance across APIs and More ❯
Manchester, England, United Kingdom Hybrid / WFH Options
Suits Me
also... Demonstrate strong experience of developing Node.js/TypeScript application services Demonstrate good knowledge of REST APIs, contract testing, and API versioning Understand fundamentals of authentication/authorisation (OAuth2, JWT) Be comfortable with event-driven and idempotent service design Have worked in a fintech or similar regulated financial environment Communicate clearly and work well in a hybrid, cross-functional environment More ❯
warrington, cheshire, north west england, united kingdom Hybrid / WFH Options
Suits Me
also... Demonstrate strong experience of developing Node.js/TypeScript application services Demonstrate good knowledge of REST APIs, contract testing, and API versioning Understand fundamentals of authentication/authorisation (OAuth2, JWT) Be comfortable with event-driven and idempotent service design Have worked in a fintech or similar regulated financial environment Communicate clearly and work well in a hybrid, cross-functional environment More ❯
bolton, greater manchester, north west england, united kingdom Hybrid / WFH Options
Suits Me
also... Demonstrate strong experience of developing Node.js/TypeScript application services Demonstrate good knowledge of REST APIs, contract testing, and API versioning Understand fundamentals of authentication/authorisation (OAuth2, JWT) Be comfortable with event-driven and idempotent service design Have worked in a fintech or similar regulated financial environment Communicate clearly and work well in a hybrid, cross-functional environment More ❯
understanding of the DOM, component design, CSS, and state management. Solid performance and security knowledge: profiling, memoization, code-splitting, tree-shaking, bundle analysis, Core Web Vitals, OAuth2/OIDC, JWT handling, CSRF/XSS mitigation, CSP/SRI, dependency hygiene. Proven experience interacting with and co-designing production-grade RESTful APIs ideally with an API-first approach. Strong knowledge of More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Safe Intelligence
understanding of the DOM, component design, CSS, and state management. Solid performance and security knowledge: profiling, memoization, code-splitting, tree-shaking, bundle analysis, Core Web Vitals, OAuth2/OIDC, JWT handling, CSRF/XSS mitigation, CSP/SRI, dependency hygiene. Proven experience interacting with and co-designing production-grade RESTful APIs ideally with an API-first approach. Strong knowledge of More ❯
london, south east england, united kingdom Hybrid / WFH Options
Safe Intelligence
understanding of the DOM, component design, CSS, and state management. Solid performance and security knowledge: profiling, memoization, code-splitting, tree-shaking, bundle analysis, Core Web Vitals, OAuth2/OIDC, JWT handling, CSRF/XSS mitigation, CSP/SRI, dependency hygiene. Proven experience interacting with and co-designing production-grade RESTful APIs ideally with an API-first approach. Strong knowledge of More ❯
slough, south east england, united kingdom Hybrid / WFH Options
Safe Intelligence
understanding of the DOM, component design, CSS, and state management. Solid performance and security knowledge: profiling, memoization, code-splitting, tree-shaking, bundle analysis, Core Web Vitals, OAuth2/OIDC, JWT handling, CSRF/XSS mitigation, CSP/SRI, dependency hygiene. Proven experience interacting with and co-designing production-grade RESTful APIs ideally with an API-first approach. Strong knowledge of More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
Safe Intelligence
understanding of the DOM, component design, CSS, and state management. Solid performance and security knowledge: profiling, memoization, code-splitting, tree-shaking, bundle analysis, Core Web Vitals, OAuth2/OIDC, JWT handling, CSRF/XSS mitigation, CSP/SRI, dependency hygiene. Proven experience interacting with and co-designing production-grade RESTful APIs ideally with an API-first approach. Strong knowledge of More ❯
london, south east england, united kingdom Hybrid / WFH Options
InfoSec People Ltd
full lifecycle. What you'll bring 3+ years' commercial engineering. Hands-on AWS Serverless (Lambda, API Gateway, CloudWatch) and microservices. Experience with AWS Amplify. Strong API security (OAuth/JWT) and SQL/MySQL query optimisation. Version control with Git and modern team workflows. Why apply Up to £80k base + share options. 25 days' holiday + bank holidays & your More ❯
lifecycle. What you’ll bring 3+ years’ commercial Node.js engineering. Hands-on AWS Serverless (Lambda, API Gateway, CloudWatch) and microservices. Experience with AWS Amplify. Strong API security (OAuth/JWT) and SQL/MySQL query optimisation. Version control with Git and modern team workflows. Why apply Up to £80k base + share options. 25 days’ holiday + bank holidays & your More ❯
City of London, London, United Kingdom Hybrid / WFH Options
InfoSec People Ltd
lifecycle. What you’ll bring 3+ years’ commercial Node.js engineering. Hands-on AWS Serverless (Lambda, API Gateway, CloudWatch) and microservices. Experience with AWS Amplify. Strong API security (OAuth/JWT) and SQL/MySQL query optimisation. Version control with Git and modern team workflows. Why apply Up to £80k base + share options. 25 days’ holiday + bank holidays & your More ❯
Leeds, West Yorkshire, United Kingdom Hybrid / WFH Options
CBSbutler Holdings Limited trading as CBSbutler
Experience: Previous experience with manual testing (systems, APIs, and applications) Languages: JavaScript and Python Tools: Confluence, Jenkins, Jira, Splunk Desired Industry and Competencies Knowledge of authentication mechanisms (OAuth, SAML, JWT, etc.). Experience working in healthcare If you are interested in this role or wish to apply, please feel free to reply to this advert or call me on (phone More ❯
Leeds, West Yorkshire, Yorkshire, United Kingdom Hybrid / WFH Options
Damia Group Ltd
Competencies Previous experience with manual testing (systems, APIs, and applications) Languages: JavaScript and Python Tools: Confluence, Jenkins, Jira, Splunk Desired Industry and Competencies Knowledge of authentication mechanisms (OAuth, SAML, JWT, etc.). Experience working in healthcare Security Tester - Onsite in Leeds on Tuesday & Thursday and home based on the other days £350-£400 per day (inside IR35) - 9 months+ Damia More ❯
Leeds, West Yorkshire, Yorkshire, United Kingdom Hybrid / WFH Options
Recruitment Revolution
development practices and environments • API development with Falcon framework • Experience working in a pragmatic startup and managing ambiguity • Good understanding of authentication and authorisation (we currently use NextAuth/JWT) • Experience with Google Cloud Platform • Understanding of PostgreSQL and data modelling • Exposure to BigQuery would be beneficial • Exposure to Infrastructure as Code tools such as Terraform At ASK BOSCO® , everybody More ❯
development practices and environments • API development with Falcon framework • Experience working in a pragmatic startup and managing ambiguity • Good understanding of authentication and authorisation (we currently use NextAuth/JWT) • Experience with Google Cloud Platform • Understanding of PostgreSQL and data modelling • Exposure to BigQuery would be beneficial • Exposure to Infrastructure as Code tools such as Terraform Ready to shape the More ❯
Manchester, Lancashire, England, United Kingdom Hybrid / WFH Options
RecruitmentRevolution.com
development practices and environments• API development with Falcon framework• Experience working in a pragmatic startup and managing ambiguity• Good understanding of authentication and authorisation (we currently use NextAuth/JWT)• Experience with Google Cloud Platform• Understanding of PostgreSQL and data modelling• Exposure to BigQuery would be beneficial• Exposure to Infrastructure as Code tools such as Terraform Ready to shape the More ❯
York, North Yorkshire, England, United Kingdom Hybrid / WFH Options
RecruitmentRevolution.com
development practices and environments• API development with Falcon framework• Experience working in a pragmatic startup and managing ambiguity• Good understanding of authentication and authorisation (we currently use NextAuth/JWT)• Experience with Google Cloud Platform• Understanding of PostgreSQL and data modelling• Exposure to BigQuery would be beneficial• Exposure to Infrastructure as Code tools such as Terraform Ready to shape the More ❯
Sheffield, South Yorkshire, England, United Kingdom Hybrid / WFH Options
RecruitmentRevolution.com
development practices and environments• API development with Falcon framework• Experience working in a pragmatic startup and managing ambiguity• Good understanding of authentication and authorisation (we currently use NextAuth/JWT)• Experience with Google Cloud Platform• Understanding of PostgreSQL and data modelling• Exposure to BigQuery would be beneficial• Exposure to Infrastructure as Code tools such as Terraform Ready to shape the More ❯
London, South East, England, United Kingdom Hybrid / WFH Options
Dotwatcher
DotWatcher is looking for a highly motivated Junior Full stack developer .net core 8.0 C#, SQL, Restful API, WebApp to join the London team. This position reports to the Technical Lead. The role requires an experienced candidate with the skills More ❯
New Milton, Hampshire, England, United Kingdom Hybrid / WFH Options
Reed
assurance across cloud services, authentication flows, and device interactions. Key Responsibilities: Design and execute automated and manual test suites for Node.js/Express APIs Validate authentication/authorisation flows (JWT, RBAC) and SIP/telephony functionality Perform regression testing across resident/device CRUD operations and QR code workflows Ensure feature parity and performance benchmarks during cloud migration Conduct load … owners to define acceptance criteria Maintain structured test documentation and defect reports What You’ll Bring: Proven experience testing Node.js/Express applications and REST APIs Strong understanding of JWT-based auth flows and role-based access control Familiarity with SIP protocols, VoIP testing, and telephony systems Experience with Postman, Jest, Cypress, and other automation tools Knowledge of cloud environments More ❯