Full Stack Developer (Mid-Level / Senior)

About the role

An IT services company is looking for a Full Stack Developer to build and maintain applications for one of its banking clients. You will work across frontend, backend and data layers, collaborating with the delivery team and the client's business and technology stakeholders, taking features from requirements through production and helping ensure the applications are secure, reliable and maintainable. The role is open to both mid-level and senior developers.

Key responsibilities

• Design, develop and maintain web applications, APIs and data models in a banking environment.
• Work with client stakeholders and the delivery team to clarify requirements, define acceptance criteria and break work into testable, releasable increments.
• Write maintainable code and automated tests, review pull requests and document technical decisions and operational procedures.
• Follow the client's security, data protection and change management processes.
• Support deployments, troubleshoot production issues and improve application performance and reliability.

Required profile

• Professional experience building and maintaining production web applications, with hands-on frontend and backend contributions.
• Mid-level: independently implement, test and release well-defined features, clarify requirements, contribute to technical design and raise risks early.
• Senior: lead technical design and delivery of complex features, evaluate architectural trade-offs, coordinate technical dependencies across teams and mentor engineers.

Required skills

• JavaScript or TypeScript and a modern frontend framework such as React, Angular or Vue.
• REST APIs with a backend such as Java.NET, Node.js or Python.
• SQL and relational databases, including data modelling and query troubleshooting.
• Git, code reviews, automated testing and CI/CD workflows.
• Debugging with logs, monitoring tools and debuggers, and secure development practices.
• Preferred: banking or regulated industry experience, audit logging, integration with enterprise systems, and cloud platforms, containers or infrastructure as code.