Lead Developer React

ONE LOGIC CONSULTING; Lisboa; Hybrid; EUR 60,000 - 90,000; Full time

Job summary

ONE LOGIC CONSULTING is seeking a Lead React Engineer in Lisbon to drive front-end development for a banking client. You will lead a React/TypeScript team, implement reusable components, and collaborate with Product Owners, back-end teams, QA, and architecture leads.

This role blends hands-on coding with leadership in an Agile setting. You will guide architecture decisions, perform code reviews, and help the team deliver reliable features with strong test coverage, performance, and

Qualifications

• Significant hands-on React development experience, with leadership or mentoring responsibilities in previous roles.
• Experience guiding a team as Lead Developer or senior developer in an Agile environment.

Responsibilities

• Develop front-end features in React and TypeScript and coordinate their implementation.
• Improve code quality through reviews and standardized practices.
• Ensure reliability, performance, security, and accessibility of the UI.
• Support the team with coaching, pair programming, and upskilling.
• Track feature progress and coordinate delivery with QA and back-end teams.

Skills

React

TypeScript

REST API

Unit testing

Integration testing

Code reviews

Git

CI/CD

GitLab CI

Agile/Scrum

Jira

Azure DevOps

Pair programming

Coaching

Problem solving

Tools

Jest

Vitest

React Testing Library

GitLab CI

Azure DevOps

Jira

Job description

One Logic Consulting is looking for a Lead React Engineer with at least B2 level in French, to support a banking client in Lisbon, within a Software Development Factory. You will actively participate in application development and support the team on a daily basis to deliver reliable and maintainable features.

Your Mission

Develop front-end features, coordinate their implementation, and improve code quality. You will be a close point of contact for the developers, working in collaboration with Product Owners, back-end teams, QA, and architecture leads.

• React Development: Design and develop complex interfaces and features in React and TypeScript, create reusable components, and integrate APIs.
• Development Coordination: Break down requirements into tasks, contribute to estimations, organize work with the team, and resolve daily technical blockers.
• Code Quality: Participate in code reviews, standardize practices, and ensure the readability, maintainability, and test coverage of the codebase.
• Reliability and Performance: Diagnose and fix bugs, optimize interface performance, and integrate security and accessibility requirements.
• Team Support: Practice pair programming, share knowledge, and support developers in their upskilling.
• Delivery and Collaboration: Track feature progress, prepare their integration with QA and back-end teams, and contribute to their deployment to production within the defined technical framework.

Required Skills

• Application Design: Component structuring, separation of concerns, REST API integration, and handling errors and asynchronous data fetching.
• Testing and Quality: Experience with front-end unit and integration testing using tools like Jest, Vitest, or React Testing Library; proficiency in code reviews.
• Development Tools: Mastery of Git and branching/merge request workflows; experience with CI/CD pipelines, particularly GitLab CI.
• Agile Methodology: Experience with Scrum or Kanban and tracking tools like Jira or Azure DevOps; ability to estimate and track development tasks.
• Soft Skills: Team spirit, coaching ability, pragmatism, autonomy, and problem-solving skills while staying focused on deliverables.

The mission is a hybride one, with 2,5 days of remote.

Your Experience

You have proven experience in React development and have previously guided a team as a Lead Developer or key senior developer. You wish to retain a significant hands‑on development role in your daily work and are accustomed to delivering applications in an Agile environment.

Why join this mission?

Contribute to the digital transformation of a banking client in Lisbon, develop React applications, and play a tangible role in delivery quality and the growth of your team.