B2B Project: Frontend Developer

Hays IT Contracting is a cooperation based on B2B rules. We connect IT specialists with the most interesting technology projects on the market. For our client, a global professional services and risk advisory organization delivering digital solutions and analytics platforms for international customers, we are currently looking for Experts for the role of Senior Frontend Developer.

• Cooperation mode: Hybrid, Kraków
• Compensation: up to 200 PLN/h net (+ VAT)
• Start Date: ASAP
• Cooperation: Initial agreement until the end of March with a possibility of further project continuation, depending on future project requirements
• Contract type: B2B, through Hays Poland
• Language: English (C1)

Project Overview: As a Senior Frontend Developer, you will contribute to the development of modern web applications and reusable UI component libraries used in an international environment. The project focuses on delivering high-quality, scalable, responsive, and accessible frontend solutions while collaborating closely with product, design, and engineering stakeholders across multiple locations. The role offers an opportunity to influence technical decisions, contribute to architecture discussions, and support the development of engineering best practices within the project environment. You will collaborate with an international project ecosystem involving engineering teams and stakeholders located across multiple regions, including Dublin and Singapore. The project places a strong emphasis on engineering excellence, reusable architecture, accessibility, performance, and high-quality user experiences.

Scope of Services

• Design, develop, and maintain scalable and reusable Angular applications
• Build and enhance reusable UI components using StencilJS, Web Components, and Shadow DOM
• Deliver responsive and user-friendly interfaces aligned with modern UX standards
• Manage client-side state using Apollo Client and RxJS
• Integrate frontend applications with GraphQL APIs, including queries, mutations, and cache management
• Collaborate with product managers, designers, backend engineers, and other project stakeholders to deliver new functionalities
• Create clean, maintainable, and well-tested code using Jest and Cypress
• Troubleshoot and optimize existing frontend solutions with a focus on performance, accessibility, and user experience
• Participate in architecture discussions and contribute to technology decisions
• Provide technical guidance and mentoring support within the project team

Key Requirements

• Strong commercial experience in building modern web applications
• Advanced knowledge of Angular 15+ (components, services, routing, dependency injection)
• Strong TypeScript and modern JavaScript skills
• Experience with HTML5, CSS3, browser APIs, and modern web standards
• Practical experience with RxJS and reactive programming
• Knowledge of Apollo Client and GraphQL
• Experience building reusable UI components with StencilJS, Web Components, and Shadow DOM
• Hands-on experience with Jest and Cypress
• Solid understanding of Git
• Strong focus on code quality, scalability, maintainability, and testing
• Experience optimizing performance, accessibility, and user experience
• Excellent communication, collaboration, and problem-solving skills
• English language proficiency at C1 level

Nice to Have

• Experience with Lit, Nx monorepo, Storybook, and i18n/i18next
• Experience with D3.js or ECharts
• Knowledge of CI/CD pipelines and automated testing workflows
• Understanding of WCAG and accessibility best practices
• Experience with AI-assisted development tools such as Cursor, Claude Code, GitHub Copilot, or similar solutions
• Technical degree or equivalent practical experience

Additional Information

• Equipment required for project delivery will be provided by the client
• A quick competency assessment process
• Up to 2 remote project meeting

What We Offer

• A quick recruitment process
• Standard benefits including preferential rates for LuxMed, Multisport and life insurance packages
• The chance for a long-term cooperation on projects for top players in numerous sectors
• Opportunities for future assignments with other leading clients through Hays

What will the process look like

• Your CV will be verified by a Hays Recruiter
• A Hays Recruiter will contact you by phone for a short discussion about the project and your experience
• Up to two remote project meetings with client representatives
• Proposal of B2B cooperation terms
• Welcome to the project!

Hays Poland sp. z o.o. is an employment agency registered in a registry kept by Marshal of the Mazowieckie Voivodeship under the number 361.

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