have the following skills or proven experience: API Development: Proven experience designing and building RESTful APIs and services at scale. Experience with authentication, authorization, and secure API communication (OAuth2, JWT, etc.). Familiarity with API gateways, microservice architecture, and asynchronous messaging patterns (e.g., queues, event buses). Programming Proficiency: Strong experience with C# and .NET frameworks. Solid understanding of data More ❯
Leamington Spa, Warwickshire, West Midlands, United Kingdom Hybrid / WFH Options
Crimson
cross-functional teams to deliver cohesive, end-to-end solutions. Familiar with DevOps tools (Docker, Jenkins) and cloud platforms (AWS, GCP). Knowledgeable in application security, including OAuth2 and JWT authentication. Interested in leveraging AI and automation to improve back-end processes. Interested? Please submit your updated CV to at Crimson for immediate consideration. Not interested? Do you know someone More ❯
data consistency models Excellent communication skills and the ability to explain trade-offs to technical and non-technical stakeholders Strong security mindset with knowledge of authentication patterns (e.g. OAuth2, JWT) Comfort operating in a hybrid work environment with 3 days per week onsite in central London Experience mentoring developers and contributing to team-wide technical strategy What we can offer More ❯
Basingstoke, Hampshire, South East, United Kingdom
Anson Mccade
Airflow). Proven backend development skills using Node.js, Python, Java, or similar. Strong understanding of API design and integration techniques (REST, Webhooks, GraphQL). Familiarity with authentication protocols (OAuth2, JWT). Experience with ETL/ELT frameworks and data pipeline tools. Solid understanding of relational and NoSQL databases. Hands-on experience with AWS cloud services and integration tools. Strong debugging More ❯
with SQL (PostgreSQL, MySQL) and NoSQL (MongoDB, DynamoDB) . Cloud & DevOps: Experience with AWS services (Lambda, S3, Cognito, RDS) and containerization (Docker, Kubernetes). Security & Compliance: Familiarity with OAuth, JWT, HIPAA/GDPR compliance. Join a purpose-driven startup focused on improving patient outcomes. Collaborate with experts in healthcare, neuroscience, game design, and technology. Make a meaningful impact on the More ❯
Thorough understanding of React.js and its core principles Experience with Redux and RTK (RTKQuery also a bonus) Familiarity with RESTful APIs Knowledge of modern authorization mechanisms, such as JSONWebToken Familiarity with modern front-end build pipelines and tools (Github actions a bonus) Experience with common front-end development tools such as Babel, Webpack, NPM, etc. Ability to understand More ❯
Thorough understanding of React.js and its core principles Experience with Redux and RTK (RTKQuery also a bonus) Familiarity with RESTful APIs Knowledge of modern authorization mechanisms, such as JSONWebToken Familiarity with modern front-end build pipelines and tools (Github actions a bonus) Experience with common front-end development tools such as Babel, Webpack, NPM, etc. Ability to understand More ❯
vanilla JavaScript/TypeScript Understanding of WebAssembly Deep understanding of web security issues Significant hands-on experience with React Experience at developing services (RESTful API) including strong authentication (using JWT, 3rd party identity provider, etc), ORM and SQL or NoSQL (document oriented) databases Commercial experience designing and building CI/CD, CDNs, RESTful APIs Strong experience writing easily testable code 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 ❯
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 ❯
Sheffield, South 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 Ready to shape the More ❯
York, North 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 Ready to shape the More ❯
Manchester, North West, 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 Ready to shape the More ❯
router integrates seamlessly with our observability stack, exporting rich metrics and traces via OpenTelemetry to platforms like ClickHouse. Embedding security best practices directly into the router, implementing features like JWT authentication and ensuring it meets enterprise and SOC 2 compliance standards. Mentoring other engineers on high-performance Go development, providing insightful code and design reviews for router-related features, and 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 ❯
