7 of 7 Contract OpenID Jobs in London

Java Developer

Hiring Organisation
Lorien
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
building resilient, scalable systems. Nice to have Experience with Hazelcast, Kafka Connect, Schema Registry, or Confluent Platform. Knowledge of security in payments: OAuth2/OpenID Connect, mTLS, HSMs, tokenisation. Background in performance engineering (JMH, Gatling, k6) and chaos/resilience testing. Cloud experience (AWS/GCP/Azure ...

Security Vulnerability Engineer

Hiring Organisation
Lorien
Location
City of London, London, England, United Kingdom
Employment Type
Contractor
Contract Rate
£600 - £650 per day
/CD pipelines. Awareness of CI/CD and infrastructure security patterns (GitHub Actions, Terraform, Kubernetes, least-privilege IAM). Practical experience with Okta (OIDC/SAML, MFA, policies, workflows) and Doppler (secrets lifecycle, rotation, environments). Hands-on Cloud Security (AWS) experience Guidant, Carbon60, Lorien & SRG - The Impellam Group ...

Lead API Solution Architect

Hiring Organisation
Venn Group
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£650 - £1,000 per day
cloud environments. Collaborate with enterprise architects and business stakeholders to shape end-to-end solutions. Embed strong API security practices and identity standards (OAuth2, OIDC). Ensure compliance with financial regulations, including data privacy and risk controls. Assess and mitigate security threats in API exposure and integration patterns. Provide technical ...

Software Engineer (AI Agent Developer)

Hiring Organisation
Randstad Digital
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £750 per day
Experienced in designing, building, testing, debugging and optimizing code of identity authentication and authorization integrations, using standard protocols included, but not limited to, SAML, OIDC, Oauth 2.0. -Coding languages you have experience on ideally are Java and Go. -Love working on a team where you constantly learn, experiment, and iterate ...

Software Engineer AI Agent Developer

Hiring Organisation
Randstad Technologies
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£600 - £750 per day
Experienced in designing, building, testing, debugging and optimizing code of identity authentication and authorization integrations, using standard protocols included, but not limited to, SAML, OIDC, Oauth 2.0.-Coding languages you have experience on ideally are Java and Go.-Love working on a team where you constantly learn, experiment, and iterate ...

Senior React Developer

Hiring Organisation
TXP
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £550/day
Improve maintainability and performance. Implement multi-tenant architecture within the UI. Integrate the application with SSO solutions , ensuring flexibility to connect with: OAuth/OpenID Connect SAML Okta (primary client requirement). Deliver clean, scalable, and secure code aligned with best practices. Collaborate with internal teams to ensure smooth … hooks, state management, modern patterns). Strong background in SSO implementation and identity protocols. Hands-on experience with Okta integration. Knowledge of OAuth 2.0, OpenID Connect, and SAML . Experience building multi-tenant applications . Ability to refactor and modernize legacy codebases. Nice-to-Have Familiarity with other identity ...

Senior React Developer

Hiring Organisation
TXP Technology x People
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £550 per day
Improve maintainability and performance. Implement multi-tenant architecture within the UI. Integrate the application with SSO solutions , ensuring flexibility to connect with: OAuth/OpenID Connect SAML Okta (primary client requirement). Deliver clean, scalable, and secure code aligned with best practices. Collaborate with internal teams to ensure smooth … hooks, state management, modern patterns). Strong background in SSO implementation and identity protocols. Hands-on experience with Okta integration. Knowledge of OAuth 2.0, OpenID Connect, and SAML . Experience building multi-tenant applications . Ability to refactor and modernize legacy codebases. Nice-to-Have Familiarity with other identity ...