NETbuilder
Full-Stack Developer (Java, React, Oracle/MySQL, DevOps)
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Salary: Dependent on experience Location: London, Central (Onsite)
We are hiring a Full-Stack Developer with 1-2 years’ experience, to build, enhance, and support scalable web applications, APIs, and enterprise platforms. The ideal candidate is hands-on across backend development using Java and Spring Boot, frontend development using React and modern JavaScript/TypeScript frameworks, relational databases including Oracle and MySQL, and DevOps practices utilizing Git-based source control and CI/CD pipelines with tools such as Jenkins and Spinnaker.
The successful candidate will participate in the full Software Development Life Cycle (SDLC), from requirements analysis and solution design through development, testing, deployment, production support, and continuous improvement. This role requires the ability to work independently with minimal supervision, troubleshoot complex technical issues, produce clear technical documentation, and deliver secure, high-quality solutions in a fast-paced environment.
About Us:
NETbuilder is a leading provider of digital solutions, software, consulting, and managed services. Since 1999, we have delivered end-to-end solutions helping organizations innovate and grow. We are looking for a motivated Full Stack Developer to join our engineering team. This role offers the opportunity to work across the complete software delivery lifecycle, supporting the design, development, deployment, and support of enterprise applications. The successful candidate will work with modern Java technologies, React-based user interfaces, enterprise databases, API integrations, and DevOps tooling while contributing to strategic technology initiatives.
Key Responsibilities:
- Design, develop, and maintain full stack solutions using Java (Spring/Spring Boot) and React.
- Design relational data models and implement persistence layers using Oracle and/or MySQL.
- Develop secure, scalable, and high-performing REST APIs and microservices.
- Create and maintain OpenAPI/Swagger specifications and interface contracts.
- Build reusable React components using modern JavaScript and TypeScript practices.
- Write optimized SQL queries and support database performance tuning activities.
- Build, maintain, and troubleshoot CI/CD pipelines using Jenkins and/or Spinnaker.
- Manage source control, branching strategies, pull requests, and code reviews using Git.
- Own deliverables end-to-end including requirements analysis, design, development, testing, deployment, and support.
- Monitor production systems, investigate incidents, perform root cause analysis, and implement fixes.
- Produce technical documentation including API specifications, deployment guides, runbooks, and support documentation.
- Use AI developer tools to accelerate development, testing, refactoring, and documentation while maintaining security and quality standards.
- Collaborate with architects, QA engineers, DevOps teams, product owners, and business stakeholders.
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Database & Infrastructure:
- Work with Oracle and MySQL databases to support application functionality and performance.
- Implement database schemas, indexing strategies, and data access layers.
- Support containerized deployments using Docker and runtime environments such as Kubernetes.
- Ensure compliance with performance, availability, resiliency, and data governance standards.
Quality, Governance & Security
- Follow secure coding practices and enterprise development standards.
- Implement authentication and authorization mechanisms using OAuth2 and JWT where appropriate.
- Contribute to testing, code quality, maintainability, and governance processes throughout the SDLC.
- Ensure solutions meet security, compliance, and audit requirements.
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Continuous Improvement
- Identify opportunities to improve engineering efficiency, automation, and system performance.
- Promote innovation through adoption of modern tools, frameworks, and AI-assisted development capabilities.
- Contribute to observability initiatives including logging, monitoring, metrics, and tracing.
Operational Support
- Provide production support and troubleshooting for business-critical applications.
- Participate in incident resolution, deployment support, and environment management activities.
- Maintain operational documentation and support knowledge-sharing initiatives.
Required Skills & Experience:
- Strong experience with Java and Spring/Spring Boot.
- Strong experience with React and modern JavaScript/TypeScript frameworks.
- Experience designing and developing RESTful APIs.
- Experience producing API specifications using OpenAPI/Swagger.
- Experience with Oracle and/or MySQL databases.
- Strong SQL and database performance fundamentals.
- Experience using Git and standard SDLC practices.
- Hands-on CI/CD experience with Jenkins and/or Spinnaker.
- Strong analytical, troubleshooting, communication, and documentation skills.
- Ability to work independently and manage competing priorities.
Preferred Skills & Experience:
- Docker and Kubernetes experience.
- Observability experience including logging, monitoring, metrics, and tracing.
- Experience with OAuth2, JWT, and API security best practices.
- Experience supporting enterprise production environments.
- Experience working with AI-assisted software development tools.
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