1 to 25 of 27 Contract OAuth Jobs in England

Technical Lead/Senior Backend Engineer (Golang / Java Microservices)

Hiring Organisation
KBC Technologies UK LTD
Location
Bristol, Avon, England, United Kingdom
Employment Type
Contractor
Contract Rate
£300 - £400 per day
RESTful Web Services) – mandatory Java, Microservices, Spring & Spring Boot Hands-on experience implementing microservices architectures REST API design and development Microservices authorization using OAuth 2.0 Java 8+, including multithreading Spring modules: AOP, Spring Boot, Spring Data JPA Experience troubleshooting performance and security issues in production Solid understanding of design patterns ...

AI Automation Engineer

Hiring Organisation
McCabe & Barton
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
Up to £700 per day
designing and building RESTful APIs using FastAPI, Flask, or Django REST Framework for exposing AI models and automation services. Experience with API authentication (OAuth, JWT), rate limiting, error handling, API documentation (Swagger/OpenAPI), webhooks, and integrating disparate systems to create seamless automated workflows. Document Processing & OCR - Experience implementing intelligent ...

Senior Golang/Java Security Engineer

Hiring Organisation
Atrium Workforce Solutions Ltd
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£600 - £650 per day
scripting and automation (e.g. shell, Python) Some other highly valued skills may include: Experience with CI/CD GraphQL Familiarity with authentication systems (e.g. OAUTH, SAML, Kerberos) OpenShift/Kubernetes and Docker Please feel free to contact myself – Daisy Nguyen at Gibbs Consulting/Atrium UK for a confidential chat ...

ForgeRock and Ping AIC Engineer

Hiring Organisation
Stackstudio Digital Ltd
Location
Leamington Spa, Warwickshire, West Midlands, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
From £450 to £500 per day
tools and scripting languages (e.g., Java, JavaScript, Groovy). Implement Single Sign-On (SSO), Multi-Factor Authentication (MFA), and Federation using protocols like SAML, OAuth 2.0, and OpenID Connect. Configure and manage directories (LDAP, Active Directory) in conjunction with the IAM platforms. Automate deployment and configuration tasks using tools like ...

Solution Architect - IAM platform

Hiring Organisation
CBSbutler Holdings Limited trading as CBSbutler
Location
Corsham, Wiltshire, Whitley, United Kingdom
Employment Type
Contract
Contract Rate
£700 - £715/day
Directory architecture and management. ADFS configuration, federation trusts, and claims-based authentication. Federation with on-premise identity providers using industry standards such as SAML, OAuth 2.0, and OpenID Connect. Strong background in SSO design, RBAC implementation, and identity governance. Solid understanding of networking fundamentals, including DNS, routing, firewalls, and load ...

Application Security Engineer

Hiring Organisation
Atrium Global
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
From £550 to £650 per day
scripting and automation (e.g. shell, Python) Some other highly valued skills may include: Experience with CI/CD GraphQL Familiarity with authentication systems (e.g. OAUTH, SAML, Kerberos) OpenShift/Kubernetes and Docker Please feel free to contact myself Daisy Nguyen at Gibbs Consulting/Atrium UK for a confidential chat ...

AppSec Engineer / Application Security Engineer

Hiring Organisation
Atrium Workforce Solutions Ltd
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£550 - £650 per day
scripting and automation (e.g. shell, Python) Some other highly valued skills may include: Experience with CI/CD GraphQL Familiarity with authentication systems (e.g. OAUTH, SAML, Kerberos) OpenShift/Kubernetes and Docker Please feel free to contact myself – Daisy Nguyen at Gibbs Consulting/Atrium UK for a confidential chat ...

Application Engineer

Hiring Organisation
VIQU IT Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£400 - £500 per day
automation and system rationalisation Skills & Experience Strong experience with .NET/C#, SQL Server, React, and Python Hands-on experience with security patterns including OAuth, SAML, and RBAC Solid understanding of Azure cloud services Experience with CI/CD pipelines using Azure DevOps and Infrastructure as Code (Terraform) Strong understanding ...

Developer

Hiring Organisation
InfinityQuest Ltd,
Location
Sheffield, South Yorkshire, Yorkshire, United Kingdom
Employment Type
Contract
We are looking for a highly skilled Application Developer with strong expertise in identity API development, data ingestion and transformation, and event-driven (Pub/Sub) architectures . This role focuses on building secure, scalable ...

Senior DevSecOps Engineer - Outside IR35

Hiring Organisation
Experis
Location
London, United Kingdom
Employment Type
Contract
expiry and risk ownership Define identity and access control standards (Entra ID Conditional Access, MFA, PIM; AWS IAM federation) Govern SaaS security onboarding (SSO, OAuth governance, DLP controls, vendor assessments) Strong regulatory sector experience Educate and influence teams through guidance, clinics, and coaching sessions Familiarity with IaaS, PaaS, SaaS risk ...

Senior GCP Apigee Engineer

Hiring Organisation
DCV Technologies
Location
Manchester, United Kingdom
Employment Type
Contract
Contract Rate
£550 - £600/day
Implement CI/CD pipelines for API lifecycle management (Jenkins, GitHub Actions, Harness) Build automation and tooling using Python Apply API security standards including OAuth, JWT, mTLS, rate limiting and threat protection Automate infrastructure and deployments using Terraform/IaC Integrate Apigee with GCP services (GKE, Cloud Functions, Pub/ ...

IAM Consultant

Hiring Organisation
FBI &TMT
Location
Knutsford, Cheshire, North West, United Kingdom
Employment Type
Contract
mitigate risks across critical applications and infrastructure services. Collaborate with IAM engineers to integrate MFA with SSO, Entra, and federation protocols such as SAML, OAuth, OIDC. Review, advise, and train application teams on MFA policies, conditional access, and control requirements. Prepare and provide audit readiness, evidence preparation, and controls reporting ...

Identity Solution Engineer - DV Cleared

Hiring Organisation
CBSbutler Holdings Limited
Location
Corsham, Wiltshire, South West, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £515 per day
Group Policy, and security configuration. ADFS deployment and configuration, including claims-based authentication and trust establishment. Federating with on-premise identity providers using SAML , OAuth 2.0 , and OpenID Connect . Solid understanding of SSO , RBAC , and secure authentication practices. Good knowledge of networking fundamentals (DNS, routing, load balancing, firewalls ...

Open Banking Solution Architect

Hiring Organisation
Stackstudio Digital Ltd
Location
Milton Keynes, Buckinghamshire, South East, United Kingdom
Employment Type
Contract
Contract Rate
From £550 to £600 per day
integration with core banking and payments execution platforms. API, Security, and Standards Strong experience designing secure, scalable APIs using RESTful principles. Deep understanding of OAuth 2.0, OpenID Connect, mutual TLS, certificates, token management, and consent-driven access control. Experience interpreting and applying standards such as OpenAPI, FAPI, and relevant regulatory ...

Application Developer

Hiring Organisation
VANLOQ LIMITED
Location
Sheffield, South Yorkshire, Yorkshire, United Kingdom
Employment Type
Contract, Work From Home
Application Developer Identity & API Engineering (Contract) Location: Hybrid Sheffield Contract: Until end of year (Inside IR35) Sector: Financial Services We are working with a leading financial services organisation who are looking to engage a highly ...

Oracle Developer

Hiring Organisation
Invitise Ltd
Location
City of London, London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
Up to £650 per day
background Oracle Integration Cloud Oracle Fusion Cloud Integration work with SOAP, REST, JSON OIC, Postman, Curl Oracle VBCS ERP and HCM integrations via OIC OAUTH, IAM, JWT GIT, XML, JSON, XSLT Desirable: Public cloud and security knowledge DevOps background Experience with change and release processes Understanding of secure development practices ...

Oracle Developer

Hiring Organisation
InvitISE Ltd
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£650 per day
background • Oracle Integration Cloud • Oracle Fusion Cloud • Integration work with SOAP, REST, JSON • OIC, Postman, Curl • Oracle VBCS • ERP and HCM integrations via OIC • OAUTH, IAM, JWT • GIT, XML, JSON, XSLT Desirable: • Public cloud and security knowledge • DevOps background • Experience with change and release processes • Understanding of secure development practices ...

Infrastructure Design Engineer

Hiring Organisation
Indotronix Avani UK Ltd
Location
South West London, London, United Kingdom
Employment Type
Contract
Contract Rate
£600 per day
service 3+ years experience of system interfaces (predominantly on a PaaS Cloud) Teamwork and Collaboration Skills Oracle ERP, HCM connectivity using Oracle Integration Cloud OAUTH, IAM, JWT Technologies GIT, XML, JSON, XSLT, SOAPUI, Postman, Curl In-depth knowledge of systems integration best practices and common architectural patterns. Written and Verbal ...

Test Manager Connected Services

Hiring Organisation
Signet Resources
Location
Bracknell, Berkshire, England, United Kingdom
Employment Type
Contractor
Contract Rate
£600 per day
OWASP standards, common security vulnerabilities, and experience conducting or coordinating security testing including SAST, DAST, and penetration testing. Understanding of authentication and authorization frameworks (OAuth, JWT, SAML) and familiarity with secure coding practices and threat modelling Experience in test automation tools, frameworks, and practices. The successful candidate will have experience ...

Senior C# Developer

Hiring Organisation
Adecco
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
Senior C#. NET Developer Location: London (Hybrid) Contract: 6 months IR35: Inside IR35 Our client, a leading global investment bank, is looking for an experienced C#. NET Developer to join their team on a 6 ...

Back end Engineer

Hiring Organisation
Lorien
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
2) Back-End Engineer (Java-first; Python-friendly) - banking Build reliable, secure, and observable back-end services powering customer/colleague experiences and AI features. 6 month contract uk wide hybrid Core skills Java, Spring ...

Senior Backend Developer

Hiring Organisation
DCV Technologies Limited
Location
Manchester, North West, United Kingdom
Employment Type
Contract, Work From Home
technical quality. Key Responsibilities Design and build scalable backend services using Java or Kotlin and Spring Boot Develop secure, mobile-facing APIs using OAuth 2.0 and modern authentication patterns Work with microservices and event-driven architectures Deploy and support services in AWS/cloud environments Apply TDD/… improvement initiatives Required Skills & Experience Strong backend development experience with Java and/or Kotlin Spring Boot, REST APIs, microservices architecture Secure API design, OAuth, authentication/authorisation AWS or cloud platform experience Event-driven systems and distributed architectures Experience working in financial services or regulated environments Strong problem-solving ...

Application Developer

Hiring Organisation
InfinityQuest Ltd,
Location
Sheffield, South Yorkshire, Yorkshire, United Kingdom
Employment Type
Contract
Contract Rate
£500 per day
Required Skills & Experience Technical Expertise Proven experience with modern identity orchestration platforms (Auth0 Actions, Okta Workflows, WorkOS, or SlashID) Strong programming skills in Python, Go, Java, or Node.js for API and microservice development. Experience designing ...

IAM Engineer

Hiring Organisation
Hirexa Solutions UK
Location
Leeds, West Yorkshire, England, United Kingdom
Employment Type
Contractor
Contract Rate
£180 - £200 per day
Strong understanding of identity lifecycle management, access certification, and role-based access control. Experience with directory services (LDAP, Active Directory) and identity protocols (SAML, OAuth, OpenID Connect). Ability to analyse logs, debug issues, and perform root cause analysis. Strong communication and documentation skills, with the ability to work collaboratively … ticketing systems (e.g., ServiceNow). Understanding of regulatory frameworks (e.g., SOX, GDPR) and their impact on identity governance. Understanding of Active Directory Federation, LDAP, OAuth, SAML, CyberArk. ...

C# .NET Core Developer - Hybrid - Banking

Hiring Organisation
GCS
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £415/day Inside IR35
Tier 1 Bank - .NET CORE/React/Banking/Architecture Role - C# Developer/.NET Core Duration - 6 months with very likely extension Location - Hybrid/Canary Wharf - 3 days per week in a ...