Senior Frontend Developer - React & Azure

Atos; Warszawa; Hybrid; PLN 180,000 - 260,000; Full time

Benefits offered by this job

Hybrid work model with limited office‑

Employment or B2B options

Private medical care

Benefits platform — discounts

Multisport + b-active

Courses and certifications

Conferences and knowledge hubs

Gift packages and recognition

Job summary

Atos is seeking a Senior Frontend Developer specializing in React and Azure to lead front-end efforts for a high-traffic, event-driven platform. You will build, maintain, and improve code, participate in architecture decisions, and drive code quality with a team of developers.

Role requires 7+ years in frontend, expert React/TypeScript, and experience with CI/CD and performance tuning at scale. Fluent English and quarterly travel are expected. Hybrid work offering with flexible contract options.

Qualifications

• 7+ years in Front-End Development with senior/lead experience.
• Expert-level proficiency in ReactJS, TypeScript, HTML, CSS, and JavaScript.
• Experience shaping front-end architecture and coding standards.
• Hands-on in CI/CD pipelines (Azure DevOps/Jenkins) and performance monitoring at scale.
• Strong GitHub/Azure DevOps usage; familiarity with JIRA/Confluence.
• Track record of mentoring developers and leading code reviews.
• Fluent English skills; willing to travel quarterly for a few days.

Responsibilities

• Build and maintain web applications using ReactJS, TypeScript, HTML, CSS, and JavaScript.
• Contribute to front-end architecture decisions and guide technical direction.
• Lead code reviews, enforce coding standards, and align PRs across branches.
• Monitor performance and support CDN configuration with DevOps/Ops.
• Maintain CI/CD pipelines (Azure DevOps/Jenkins) with the team.
• Act as technical reference for complex engineering challenges.
• Collaborate in Agile workflows using GitHub, Azure DevOps, and JIRA.

Skills

ReactJS

TypeScript

HTML

CSS

JavaScript

Frontend architecture

Mentoring

Code reviews

Performance optimization

English communication

Tools

Azure DevOps

GitHub

JIRA

Confluence

Job description

Senior Frontend Developer - React & Azure

About The Role

You will be a hands‑on front‑end engineer and technical reference for a high‑traffic, event‑driven web platform. This role is grounded in active development — building, maintaining, and improving the codebase — while also contributing to architecture decisions, code quality standards, and the growth of the team around you.

Responsibilities

• Build and maintain web applications using ReactJS, TypeScript, HTML, CSS, and JavaScript
• Contribute to front‑end architecture decisions and help shape the technical direction of the platform
• Lead code reviews, enforce coding standards, and manage alignment PRs across branches
• Monitor and investigate performance issues to ensure reliability under peak event‑driven loads; support CDN configuration (Akamai) in collaboration with the DevOps/Ops team
• Support and maintain CI/CD pipelines (Azure DevOps / Jenkins) alongside the DevOps/Ops team
• Act as a technical reference for complex engineering challenges
• Work within Agile workflows using GitHub, Azure DevOps, and JIRA; align technical execution with project goals

Requirements

• 7+ years in Front‑End Development, with at least 2 years in a lead or senior technical role
• Expert‑level proficiency in ReactJS, TypeScript, HTML, CSS, and JavaScript
• Experience contributing to front‑end architecture decisions and defining code quality standards
• Hands‑on experience with CI/CD pipelines (Azure DevOps / Jenkins) and performance monitoring at scale (Azure Portal, Akamai or equivalent CDN)
• Solid experience with GitHub and Azure DevOps Services; familiarity with JIRA and Confluence
• Track record of mentoring developers and leading code reviews
• Fluent English (spoken and written); availability to travel every 3 months for 2–3 days

Nice to have

• Knowledge of C#, Razor, Stencil, Tailwind CSS, Rsbuild, or Vite
• Experience with dependency automation (Renovate) and CDN configuration
• Background in high‑traffic, event‑driven or sports‑related web platforms
• Experience in data‑driven development (analytics, A/B testing)

What We Offer

• Hybrid work you can truly shape – friendly model designed for real work‑life balance (max. 2 office days per month, or less - depending on location)
• Choose the cooperation model that fits you – Employment Contract or B2B
• Fair compensation – salary matched to your experience + annual bonus + copyrights
• Feel good at work – passion‑sharing meetups, team moments and initiatives
• Private medical care
• Benefits platform – shopping, cinema, sports discounts
• Stay active – Multisport + b‑active
• Grow your skills – courses and certifications
• Level up professionally – conferences and knowledge hubs
• Gift packages and recognition programs
• Additional days off and experience-based benefits
• Charity and eco initiatives