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 ❯
london (city of london), south east england, united kingdom
BAE Systems
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
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 ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
Ventula Consulting
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
Ventula Consulting Limited
microservices architecture, and API design. Security & Compliance ? A deep and demonstrable security-first mindset. ? Hands-on experience implementing security best practices at the application layer, including authentication (e.g., OAuth2.0, JWT), authorization (RBAC), and data encryption. ? Experience in securely handling and storing sensitive user data (PII). This is a permanent position with hybrid working of two days a 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 ❯
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
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 ❯
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 ❯
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 ❯
