City of London, London, United Kingdom Hybrid / WFH Options
Motilent
containers and container orchestration (e.g. Docker, Kubernetes). Experience with non-SQL databases (e.g. DynamoDB, MongoDB). Strong understanding of RESTful APIs and service integration patterns. Familiarity with OAuth2.0 and OpenID Connect (OIDC). Understanding of Agile software development, CI/CD pipelines, and version control systems (Git). Knowledge of unit testing, software verification, and design patterns. More ❯
projects simultaneously in a dynamic environment. Technical Skills: • 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). • System Design: • •Ability to design and implement scalable software systems. • •Familiarity with More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Ventula Consulting Limited
the trade-offs. Proficiency with cloud platforms (AWS, GCP, or Azure) and containerization technologies (Kubernetes, Docker). Deep understanding of API design (REST, gRPC, Webhooks) and API security (OAuth2.0, mTLS, JWTs). Knowledge of (or deep, demonstrable curiosity about) telecommunications protocols and architectures. You must be comfortable talking to network engineers. Experience with high-throughput messaging or streaming More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Computappoint
Hive, Spark, and cloud platforms (AWS/Azure/GCP) Systems Architecture : Understanding of distributed systems, high availability, and fault-tolerant design Security Protocols : Experience with LDAP, Active Directory, OAuth2, and Kerberos authentication Unix/Linux Proficiency : Advanced command-line skills and system administration experience Educational Foundation : Degree in Computer Science, Data Science, Engineering, or equivalent hands-on experience Bonus More ❯
City of London, London, United Kingdom Hybrid / WFH Options
CPS Group (UK) Limited
Azure AD B2C. Solid full-stack development background (front-end + back-end integration). Proven experience designing and deploying external identity solutions for enterprise environments. Deep understanding of OAuth2, OpenID Connect, and SAML protocols. Knowledge of API security, custom policies, and user journey configuration. Excellent communication, problem-solving, and stakeholder management skills. Desirable: Experience with large-scale consumer or More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
CommuniTech Recruitment Group
continuous integration pipelines including automated deployment Agile development (Scrum preferred) Azure Dev-Ops (Team Foundation Server) for continuous integration, automated test execution and source code management (GIT) Authentication/OAUTH2 If you are interested to learn more, please send your CV for immediate consideration. More ❯
securing web, mobile and API architectures at scale Deep knowledge of SAST, DAST, IAST, SCA workflows & automation Familiarity with OWASP Top 10, ASVS, MASVS & modern secure design Understanding of OAuth2, OIDC, WebAuthn and identity auth patterns 🎯 Bonus Points For Security engineering experience in FinTech, payments or regulated domains Delivered secure coding training or scaled security champion programs Knowledge of PCI More ❯
cloud-native platforms. Deep practical knowledge and experience in domain-driven design Strong developer experience and knowledge around PHP is a nice-to-have Deep understanding of OpenID Connect , OAuth2 , and SAML protocols Experience with CRM, Marketing, feature flagging, and analytics tools (Braze, Heap.io, Mixpanel) Proven ability to lead architectural migrations and manage technical debt. Excellent communication and stakeholder engagement More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Pixelated People
in mobile engineering overall). Proven delivery of production-grade apps at scale. Strong grasp of application security , cryptography, and secure data handling. Hands-on experience with OIDC/OAuth2 authentication. Deep knowledge of Flutter testing frameworks , CI/CD, and modern state management (e.g. BLoC, Signals, Riverpod). Excellent communication and collaboration skills in remote/distributed teams. 👍🏼 Bonus More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
Pixelated People
in mobile engineering overall). Proven delivery of production-grade apps at scale. Strong grasp of application security , cryptography, and secure data handling. Hands-on experience with OIDC/OAuth2 authentication. Deep knowledge of Flutter testing frameworks , CI/CD, and modern state management (e.g. BLoC, Signals, Riverpod). Excellent communication and collaboration skills in remote/distributed teams. Bonus More ❯
handle complex data synchronisation across user sessions. A significant part of the role entails amalgamating disparate technology stacks, for instance reconciling authentication flows—one acquisition might rely on OAuth2.0 with Auth0, another on Firebase Auth—and standardising them via a unified backend integration using GraphQL with Apollo Client for real-time queries. On the user journey side, you More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Venchr
handle complex data synchronisation across user sessions. A significant part of the role entails amalgamating disparate technology stacks, for instance reconciling authentication flows—one acquisition might rely on OAuth2.0 with Auth0, another on Firebase Auth—and standardising them via a unified backend integration using GraphQL with Apollo Client for real-time queries. On the user journey side, you More ❯
Central London / West End, London, United Kingdom Hybrid / WFH Options
Venchr
handle complex data synchronisation across user sessions. A significant part of the role entails amalgamating disparate technology stacks, for instance reconciling authentication flows—one acquisition might rely on OAuth2.0 with Auth0, another on Firebase Auth—and standardising them via a unified backend integration using GraphQL with Apollo Client for real-time queries. On the user journey side, you More ❯
london (west end), south east england, united kingdom Hybrid / WFH Options
Venchr
to handle complex data synchronisation across user sessions. A significant part of the role entails amalgamating disparate technology stacks, for instance reconciling authentication flowsone acquisition might rely on OAuth2.0 with Auth0, another on Firebase Authand standardising them via a unified backend integration using GraphQL with Apollo Client for real-time queries. On the user journey side, you will More ❯
A experienced D365 Customer Engagement CE Developer manage a critical project for one of our biggest clients in banking domain. The Individual should be passionate about technology, experienced in developing and managing cutting edge technology applications. The ideal candidate will More ❯
with real impact and purpose. Key responsibilities: React Native Developer – Secure Tech Build performant, secure mobile applications using React Native (Expo), Kotlin, and Swift. Integrate with Gmail APIs, manage OAuth2 flows, and handle MIME payloads. Implement responsive UIs from Figma designs. Contribute to architecture, automated testing, and CI/CD pipelines. What we're looking for: React Native Developer (Expo … to have). Any experience of native module development in Kotlin/Swift would be great. Exposure to cryptographic principles or an interest in Encryption desirable. MIME standards, and OAuth2 nice to have. Hands-on experience with secure systems, testing frameworks, and Git workflows Excellent communication and problem-solving skills If you’re ready to build meaningful tech with a More ❯