17 of 17 JWT Jobs in London

Technical Lead - Head of Engineering - 2 Days Peterborough or London

Hiring Organisation
ZENZO DIGITAL LTD
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£90,000
testing (Jest, React Testing Library, Cypress) Backend C#, ASP.NET Core/.NET 6+ RESTful and GraphQL APIs Entity Framework Core, LINQ Authentication & authorisation (OAuth2, JWT, Azure AD) Secure coding and API versioning Data & Integration SQL Server, Azure SQL, Cosmos DB ORM optimisation, caching (Redis, Azure Cache for Redis) Data migration ...

AI Automation Engineer

Hiring Organisation
McCabe & Barton
Location
Central London, London, United Kingdom
Employment Type
Permanent
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 Azure API Engineer

Hiring Organisation
Vermillion Analytics
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £750/day
software development, including 3+ years hands-on Azure Deep expertise in Azure API Management Strong OpenAPI, RESTful API design, and security protocols (OAuth 2.0, JWT, TLS) Proficiency in Node.js/Java/C# and modern integration patterns Experience with CI/CD, monitoring tools, and DevOps practices Security and quality ...

Senior Azure API Engineer

Hiring Organisation
Vermillion Analytics
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£550 - £750 per day
software development, including 3+ years hands-on Azure Deep expertise in Azure API Management Strong OpenAPI, RESTful API design, and security protocols (OAuth 2.0, JWT, TLS) Proficiency in Node.js/Java/C# and modern integration patterns Experience with CI/CD, monitoring tools, and DevOps practices Security and quality ...

API Platform Architect

Hiring Organisation
Hellowork Consultants
Location
London Area, United Kingdom
storage, ingress). 5. Azure API Management (APIM) & API Security Deep hands-on expertise in APIM features including advanced policy writing, transformations, caching, throttling, JWT validation, OAuth2/OIDC, mTLS, IP filtering, client certificate handling. Design the end-to-end API lifecycle , including APIOps automation, environment promotion, deployment versioning ...

Security Architect (DevSecOps)

Hiring Organisation
Henderson Scott
Location
London, United Kingdom
Employment Type
Permanent
Salary
£650 - £675 per day
like Checkov or Prowler ). Modern Tech: Security oversight for Containers (EKS/ECS) , Lambda , and Java Microservices. Supplementary Skills: Identity & Access: OAuth 2.0, JWT, and Microsoft Entra (Azure AD) . Exposure to React.JS (from a security review perspective). Apply now for immediate consideration ...

Mainframe Developer with CICS Webservices

Hiring Organisation
Stackstudio Digital Ltd
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
From £350 to £400 per day
wikis. Tools include GitLab, Endevor, JIRA, and Confluence. Knowledge of different security integration patterns such as basic authentication, client authentication (mTLS), and OAuth (JWT). Experience with DevOps and Agile methodologies and associated toolsets and practices, including CI/CD and Jenkins. Desirable Skills/Knowledge/Experience Option ...

Senior Software Engineer (TypeScript / Node.js / PHP / AWS)

Hiring Organisation
AgeChecked
Location
London Area, United Kingdom
consumed by web and mobile applications. Design efficient data models and queries for MySQL (Aurora) and DynamoDB. Implement secure authentication and authorisation mechanisms (e.g., JWT, OAuth2, API keys, AWS SigV4). Automate build, test, and deployment pipelines using AWS CDK, Bitbucket Pipelines, GitHub Actions, or similar. Manage deployments across ...

Mainframe Developer (6-Month Contract) - London (Hybrid)

Hiring Organisation
Hamilton Barnes
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 430 Daily
code repositories, bug tracking tools, and wikis (GitLab, Endevor, JIRA, Confluence). Implement security integration patterns including Basic Authentication, Client Authentication (mTLS), and OAuth (JWT). What You Will Ideally Bring Proven experience with ZOS Connect EE and DB2 REST . Extensive knowledge of CICS web services . Java development ...

Data Engineer

Hiring Organisation
DCV Technologies Limited
Location
London, United Kingdom
Employment Type
Contract, Work From Home
MPGW, XML Firewall, WS-Proxy) Expose CICS, IMS, DB2 and MQ services via REST/JSON and SOAP APIs Implement API security including OAuth2, JWT, TLS/mTLS and AAA policies Deliver XSLT and GatewayScript transformations and schema validation Integrate with backend platforms including MQ, Kafka and relational databases Support ...

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
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 Interested? Please ...

Oracle Developer

Hiring Organisation
InvitISE Ltd
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£650 per day
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 Interested? Please ...

Front End React Developer

Hiring Organisation
Ascend Consulting
Location
NW7, Mill Hill, Greater London, United Kingdom
Employment Type
Permanent
Salary
£45000 - £75000/annum Great Benefits
core principles Experience with Redux and RTK (RTKQuery also a bonus) Familiarity with RESTful APIs Knowledge of modern authorization mechanisms, such as JSON Web Token Familiarity with modern front-end build pipelines and tools (Github actions a bonus) Experience with common front-end development tools such as Babel, Webpack ...

Oracle Cloud Integrations Specialist

Hiring Organisation
GTC Recruitment Limited
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£650 per day
with system interfaces, particularly PaaS cloud integrations. Strong communication and teamwork skills. Experience integrating Oracle ERP and HCM via OIC. Knowledge of OAUTH, IAM, JWT technologies. Experience with GIT, XML, JSON, XSLT, SOAPUI, Postman, Curl. Strong understanding of systems integration best practices and architectural patterns. Excellent written and verbal communication ...

Founding Full-Stack Engineer

Hiring Organisation
VIA MATCH LIMITED
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£80,000 - £100,000 per annum
products to production Modern React, Next.js, and TypeScript experience Experience with PostgreSQL or similar relational databases Solid understanding of authentication and security fundamentals, including JWT-based flows Comfortable owning features through deployment, for example on Vercel Startup mindset with comfort in ambiguity and full ownership Strong product instincts and appreciation ...

Software Engineer

Hiring Organisation
MRJ Recruitment
Location
South London, UK
Employment Type
Full-time
enable products, partners and AI services to work together, including: Building RESTful APIs using C# .NET, SQL and Azure Implementing secure authentication using OAuth, JWT and modern security patterns Exposing product capabilities for AI services and third-party integrations Producing clear API documentation using OpenAPI/Swagger Improving reliability with … C# .NET Solid SQL and experience with relational databases Experience designing RESTful APIs and understanding fundamentals Familiarity with authentication approaches like OAuth or JWT Exposure to Azure and cloud deployment A testing mindset and care for clean, maintainable code Nice to have, not essential: API gateways or API management platforms ...

AI Engineer

Hiring Organisation
KBC Technologies UK LTD
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
models into systems using APIs and message brokers such as REST and Kafka. Implement secure systems using modern authentication and authorization standards like OAuth2, JWT, and Azure AD. Apply best practices in AI model evaluation, tuning, and optimization. Work with LLM architectures and frameworks (OpenAI, Anthropic, LangChain, LlamaIndex) to build …/ML projects, including at least two successful deployments. Strong expertise in: API integration & inter-service communication (REST, Kafka) Authentication/Authorization (OAuth2, JWT, Azure AD) NLP techniques (NER, classification, chunking, summarization, QA) RAG architectures and working with LLMs (OpenAI, Anthropic, etc.) Vector databases (FAISS, Azure AI Search ...