older systems, so comfort working with a mix of modern and legacy tech is key DTOs and model binding Security API authentication and authorization best practices Knowledge of OAuth2, JWT, OpenID Connect Secure coding practices for exposed endpoints Integration & Communication Consuming third-party APIs (REST/SOAP) Async/await, tasks, and non-blocking design Database Integration Hands-on with More ❯
for the following experience: 5+ years' AWS integration experience, including secure deployments on Lambda and Kubernetes (EKS). Expertise in API design and security using API Gateway, OpenAPI, OAuth2, JWT, and service policies. Strong integration background with platforms like SAP, Salesforce, and Oracle ERP. Proficiency in Flask, FastAPI, or similar frameworks, deployed in cloud-native environments. Experience with event-driven More ❯
for the following experience: 5+ years' AWS integration experience, including secure deployments on Lambda and Kubernetes (EKS). Expertise in API design and security using API Gateway, OpenAPI, OAuth2, JWT, and service policies. Strong integration background with platforms like SAP, Salesforce, and Oracle ERP. Proficiency in Flask, FastAPI, or similar frameworks, deployed in cloud-native environments. Experience with event-driven More ❯
for the following experience: 5+ years' AWS integration experience, including secure deployments on Lambda and Kubernetes (EKS). Expertise in API design and security using API Gateway, OpenAPI, OAuth2, JWT, and service policies. Strong integration background with platforms like SAP, Salesforce, and Oracle ERP. Proficiency in Flask, FastAPI, or similar frameworks, deployed in cloud-native environments. Experience with event-driven More ❯
for the following experience: 5+ years' AWS integration experience, including secure deployments on Lambda and Kubernetes (EKS). Expertise in API design and security using API Gateway, OpenAPI, OAuth2, JWT, and service policies. Strong integration background with platforms like SAP, Salesforce, and Oracle ERP. Proficiency in Flask, FastAPI, or similar frameworks, deployed in cloud-native environments. Experience with event-driven More ❯
We are looking for talented UI/UX Software Engineers with active security clearance (preferably TS/SCI with poly) to design and implement web-based solutions for our clients. You will work closely with stakeholders and management to gather More ❯
monitoring, and troubleshooting microservices in a production environment at scale. Designing quality APIs (like REST, gRPC, GraphQL, OpenAPI etc.) and integrating with 3rd party APIs. API Security (OAuth2, SAML, JWT etc) Strong at the usual best practices stuff: git, TDD, OOP principles (SOLID, design patterns etc) A willingness to be adaptable and pick up new technologies and tools as necessary More ❯
vanilla JavaScript/TypeScript Understanding of WebAssembly Deep understanding of web security issues Significant hands-on experience with React Experience at developing services (RESTful API) including strong authentication (using JWT, 3rd party identity provider, etc), ORM and SQL or NoSQL (document oriented) databases Commercial experience designing and building CI/CD, CDNs, RESTful APIs Strong experience writing easily testable code More ❯
Liverpool, Lancashire, United Kingdom Hybrid / WFH Options
Maxwell Bond
Frontend skills in building and maintaining scalable web apps using React , Next.js , and TypeScript What You'll Do: Design clean, responsive UIs and data visualisations Implement secure auth (OAuth, JWT) and integrate third-party/internal APIs Use Docker for efficient dev and deployment workflows Monitor and debug using tools like Sentry Write clean, testable code and participate in code … backend, QA, product) Develop and maintain unit/integration tests What We're Looking For: 5+ years of frontend development experience usingReact, Next.js, and TypeScript Experience with OAuth/JWT, Docker, Redux, Git Skilled in data visualisation (D3.js, Chart.js, Recharts) Familiarity with Google Maps API, CI/CD, PWA, SEO Testing experience (React Testing Library, Playwright) Salary up to 75K More ❯
of APIs for their highly complex systems whilst developing the front end of their interfaces. EXPERIENCE Back End/Cloud ASP.NET Core/C# for creating secure REST APIs JWTtoken management for multi-user authentication and authorization Entity Framework Core or equivalent for DB access Asynchronous architectures with job queues (es. Hangfire, Redis, RabbitMQ) Frontend (at least medium level More ❯
Bristol, Avon, England, United Kingdom Hybrid / WFH Options
Ballantyne Technology Limited
state libraries like Zustand or Redux Writing clean, maintainable code in PHP and JavaScript (ES6+) , ideally with some Vue or Alpine Building and integrating RESTfulAPIs with secure authentication (OAuth2, JWT) Working with MySQL , Firebase , and Supabase where needed Using Tailwind or Bootstrap for frontend styling You’ll also contribute to architecture decisions, documentation, and peer reviews — your voice and experience More ❯
for someone who has 3-4 years of experience writing software Familiarity with TypeScript and Python Basic understanding of REST APIs and HTTP concepts Interest in learning about OAuth, JWT, and other authentication methods Excellent spoken and written English Strong desire to learn and grow technically Collaborative mindset - you'll be working closely with experienced team members Interest in the More ❯
Hull, North Humberside, England, United Kingdom Hybrid / WFH Options
Akkodis
Familiarity with tools like Postman, Git, CloudHub, Runtime Manager and DataWeave? A proactive communicator who enjoys working across technical and non-technical teams Nice-to-haves Experience with OAuth, JWT, SAML or other authentication protocols Exposure to AWS services, monitoring tools like DataDog, or web tech like PHP/TypeScript Retail industry experience or understanding of retail workflows Why join More ❯
west london, south east england, United Kingdom Hybrid / WFH Options
ByteHire
Communicate clearly, seek clarification when needed. Navigate ambiguity and working with minimal supervision. Develop and maintain backend services using C# and .NET Core. Design and test REST APIs with JWT-based authentication (OAuth is desirable for the future). Write performant SQL for PostgreSQL databases; help design schemas and queries. Build and manage WebSocket connections for real-time features. Build … in Linux-based production environments. Comfortable navigating ambiguity and working with minimal supervision. Strong SQL knowledge, with experience using PostgreSQL in live systems. REST API development experience; understanding of JWT and cookie-based auth. Familiarity with Docker and AWS services, from a developer perspective. Comfortable with WebSockets. Comfortable with building lightweight frontends in Blazor or similar. Strong communicator with a More ❯
Huntingdon, Cambridgeshire, East Anglia, United Kingdom Hybrid / WFH Options
Leidos Innovations UK Limited
Trellix, Ivanti, ClearSwift, Yubikey Understanding of secure coding practices and common vulnerabilities (OWASP Top 10, SANS Top 25). Expertise in identity and access management (IAM), including RBAC, ABAC, JWT and Cookie based authentication. Incident detection and response in MOD environments. Security compliance and regulatory frameworks (e.g., NIST, CIS Benchmarks). Experience working with Kubernetes at an administrative level Soft … container networking (e.g., NSX, Rancher) Compliance monitoring and security auditing for cloud-native environments. Automation & Scripting Scripting skills in Python, PowerShell for security automation. API security knowledge (e.g., OAuth, JWT, API gateways, rate limiting). Experience with Security as Code for automated policy enforcement. Are you ready to make an impact? Begin your journey of a flourishing and meaningful career More ❯
protection manually and via frameworks · Securing file upload forms Day 4: Advanced Topics in PHP Security Topics Covered: · Secure API development (REST/GraphQL in PHP) · JSONWeb Tokens (JWT) – Secure usage · Secure error handling and logging · Rate limiting, CAPTCHA, and brute force protection · Using security headers (Content-Security-Policy, Strict-Transport-Security, etc.) Hands-On Labs: · Building and securing … a simple RESTful API · Implementing JWT authentication securely · Testing security headers with browser tools and scanners Day 5: Threat Modeling, Testing, and Final Project Topics Covered: · Threat modeling for PHP applications (STRIDE approach) · Tools for security testing: OWASP ZAP, Burp Suite (Intro) · Static analysis tools for PHP (e.g., SonarQube, PHPStan) · Secure deployment practices Final Project: · Team-based challenge: secure an More ❯
City of London, London, United Kingdom Hybrid / WFH Options
LONDON IT TRAINING
protection manually and via frameworks · Securing file upload forms Day 4: Advanced Topics in PHP Security Topics Covered: · Secure API development (REST/GraphQL in PHP) · JSONWeb Tokens (JWT) – Secure usage · Secure error handling and logging · Rate limiting, CAPTCHA, and brute force protection · Using security headers (Content-Security-Policy, Strict-Transport-Security, etc.) Hands-On Labs: · Building and securing … a simple RESTful API · Implementing JWT authentication securely · Testing security headers with browser tools and scanners Day 5: Threat Modeling, Testing, and Final Project Topics Covered: · Threat modeling for PHP applications (STRIDE approach) · Tools for security testing: OWASP ZAP, Burp Suite (Intro) · Static analysis tools for PHP (e.g., SonarQube, PHPStan) · Secure deployment practices Final Project: · Team-based challenge: secure an More ❯
RESTful APIsFamiliarity with tools like Postman, Git, CloudHub, Runtime Manager and DataWeaveA proactive communicator who enjoys working across technical and non-technical teams Nice-to-haves; Experience with OAuth, JWT, SAML or other authentication protocols Exposure to AWS services, monitoring tools like DataDog, or web tech like PHP/TypeScrip Why join? You'll be part of a company investing More ❯
Kingston Upon Hull, East Riding of Yorkshire, United Kingdom
Akkodis
Familiarity with tools like Postman, Git, CloudHub, Runtime Manager and DataWeave A proactive communicator who enjoys working across technical and non-technical teams Nice-to-haves; Experience with OAuth, JWT, SAML or other authentication protocols Exposure to AWS services, monitoring tools like DataDog, or web tech like PHP/TypeScrip Why join? You'll be part of a company investing More ❯
Familiarity with tools like Postman, Git, CloudHub, Runtime Manager and DataWeave A proactive communicator who enjoys working across technical and non-technical teams Nice-to-haves; Experience with OAuth, JWT, SAML or other authentication protocols Exposure to AWS services, monitoring tools like DataDog, or web tech like PHP/TypeScrip Why join? You'll be part of a company investing More ❯
Familiarity with tools like Postman, Git, CloudHub, Runtime Manager and DataWeave A proactive communicator who enjoys working across technical and non-technical teams Nice-to-haves; Experience with OAuth, JWT, SAML or other authentication protocols Exposure to AWS services, monitoring tools like DataDog, or web tech like PHP/TypeScrip Why join? You'll be part of a company investing More ❯
Python, JavaScript, and React 3+ years of experience with API development and integration 2+ years of experience with user authorization, role implementation, and code build and deployment Experience with JWT and Oath2 Experience with Git management, including code repo management, check-in, commit, and merge request Knowledge of cloud concepts such as s3 and lambda TS/SCI clearance HS More ❯
RESTful APIsFamiliarity with tools like Postman, Git, CloudHub, Runtime Manager and DataWeaveA proactive communicator who enjoys working across technical and non-technical team Nice-to-haves; Experience with OAuth, JWT, SAML or other authentication protocols Exposure to AWS services, monitoring tools like DataDog, or web tech like PHP/TypeScrip Why join? You'll be part of a company investing More ❯
Kingston Upon Hull, East Riding of Yorkshire, United Kingdom
Akkodis
Familiarity with tools like Postman, Git, CloudHub, Runtime Manager and DataWeave A proactive communicator who enjoys working across technical and non-technical team Nice-to-haves; Experience with OAuth, JWT, SAML or other authentication protocols Exposure to AWS services, monitoring tools like DataDog, or web tech like PHP/TypeScrip Why join? You'll be part of a company investing More ❯
sign a Non-Disclosure Agreement and Warrantless Search Agreement Required Experience: 5+ years designing, developing, and standardizing APIs (RESTful, SOAP, GraphQL) In-depth knowledge of API security principles (OAuth, JWT, OpenID Connect) 8+ years in software development with object-oriented programming Experience with API management platforms like AWS API Gateway Designing and implementing XML schema Preferred Experience: Criminal justice information More ❯