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3 scala lead developer jobs found in London

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London scala lead developer £600 - £700
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Greater London  (3)
Outside Spy
Sep 24, 2026
Duration not stated
JWT Developer at Sanderson, London Area, £650 per day
£650 per day
Outside Spy London Area, United Kingdom
JWT / JSON Developer Location: London - Hybrid / 2 days per week onsite Contract Length: 6 months Day Rate: Up to £650 a day (Outside IR35) We're supporting a leading UK financial services organisation in the search for an experienced JWT / JSON Developer to join a high-performing engineering team on an initial 6-month contract. This role will focus on authentication, authorisation and secure service-to-service communication across a large-scale digital platform. You'll be working on OAuth 2.0 and OpenID Connect (OIDC) implementations, JWT-based authentication, and integrations with identity providers within a modern cloud-native environment. Key Responsibilities Develop and maintain authentication and authorisation services Implement OAuth 2.0 and OIDC integrations with identity providers Work with JSON Web Tokens (JWTs), including issuance, validation, signing and key management Contribute to CI/CD pipelines and trunk-based delivery practices...
Outside Spy
Sep 24, 2026
6 Months or more
JWT/JSON Developer at Sanderson Recruitment Plc, London, 6 Months, £600-£650 per day
£600 - £650 per day
Outside Spy London, UK
JWT/JSON Developer Location: London - Hybrid/2 days per week onsite Contract Length: 6 months Day Rate: Up to £650 a day (Outside IR35) We're supporting a leading UK financial services organisation in the search for an experienced JWT/JSON Developer to join a high-performing engineering team on an initial 6-month contract. This role will focus on authentication, authorisation and secure service-to-service communication across a large-scale digital platform. You'll be working on OAuth 2.0 and OpenID Connect (OIDC) implementations, JWT-based authentication, and integrations with identity providers within a modern cloud-native environment. Key Responsibilities Develop and maintain authentication and authorisation services Implement OAuth 2.0 and OIDC integrations with identity providers Work with JSON Web Tokens (JWTs), including issuance, validation, signing and key management Contribute to CI/CD pipelines and trunk-based delivery practices Write and review...
Outside Spy
Sep 24, 2026
Duration not stated
JWT/JSON Developer at Sanderson , London, £600-£650 per day
£600 - £650 per day
Outside Spy London, UK
JWT / JSON Developer Location: London - Hybrid / 2 days per week onsite Contract Length: 6 months Day Rate: Up to £650 a day (Outside IR35) We 're supporting a leading UK financial services organisation in the search for an experienced JWT / JSON Developer to join a high-performing engineering team on an initial 6-month contract. This role will focus on authentication, authorisation and secure service-to-service communication across a large-scale digital platform. You 'll be working on OAuth 2.0 and OpenID Connect (OIDC) implementations, JWT-based authentication, and integrations with identity providers within a modern cloud-native environment. Key Responsibilities Develop and maintain authentication and authorisation services Implement OAuth 2.0 and OIDC integrations with identity providers Work with JSON Web Tokens (JWTs), including issuance, validation, signing and key management Contribute to CI/CD pipelines and trunk-based...
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