Senior Frontend Developer

Company Description
Technology is our how. And people are our why. For over two decades, we have been harnessing technology to drive meaningful change.

By combining world-class engineering, industry expertise and a people-centric mindset, we consult and partner with leading brands from various industries to create dynamic platforms and intelligent digital experiences that drive innovation and transform businesses.

From prototype to real-world impact - be part of a global shift by doing work that matters.

Job Description
Development is the largest discipline at Endava. Our developers design, build, and release software products in multiple programming languages, frameworks, and libraries. Always collaborating with cross-functional project teams, our developers are adaptable problem-solvers with a client-oriented mindset.

As a Senior Frontend Developer at Endava you will have participate in the activities of designing, building and documenting enterprise solutions including test development to ensure service delivery meets expectations. You will provide development expertise for front-end systems from design to build.

This role is available on a full-time employment contract (UoP) and requires the willingness to work from one of our offices in Kraków, Warszawa, or Gdańsk twice a week.
Responsibilities:

• Collaborates with architects, BAs, and other project stakeholders to assess the feasibility of requirements and actively participates in defining technical solutions.
• Recommends and promotes IT industry standards, tools, and practices (DevOps, etc.) to achieve well-engineered software products.
• Designs, estimates, and implements technical solutions for medium/high complexity applications.
• Learns, applies, and promotes new technologies, practices, and tools as appropriate to the project.
• Participates actively in all phases of the application development lifecycle.
• Proposes improvements and escalates risks/issues related to development activities.
• Participates in the review of the work done by development team members.
• Participates in internal and external tech communities, events, etc.
• Shares experience and knowledge gained from projects.

Qualifications

• 5+ years of experience in software development using VueJS framework and ecosystem. Mandatory knowledge of Vuex and ES6. Nice to have:

NodeJS, NuxtJS, Vue Router, Vite, Vitest, Webpack, Babel
- Strong understanding of different common programing paradigms (OOP, Functional, etc.).
- Strong familiarity with design/architectural patterns and clean code principles(e.g. SOLID, GoF, MVVM).
- Experience with responsive design and mobile-first development principles, ensuring seamless user experiences across different screen sizes and devices.
- Proficient in relevant programming languages, frameworks and tools such as JavaScript/TypeScript, HTML/CSS.
- Experience working with map and location libraries (eg. Mapbox)
- Deep knowledge of testing at all levels, from unit testing to end-to-end
- Proficiency in optimizing frontend applications for SEO, including knowledge of best practices such as server-side rendering (SSR) and client-side hydration
- Experience in optimizing frontend performance, including reducing load times, minimizing bundle sizes, and implementing lazy loading techniques
- Familiarity with Vue 3 and its latest features, including Composition API and teleport
- Experience with Progressive Web Apps (PWAs) and service workers, enabling offline functionality and improved performance.
- Familiarity with frontend security best practices, including cross-site scripting (XSS) prevention, data sanitization, and secure authentication methods.
- Good understanding of version control systems like Git or similar
- Solid experience with testing and mocking frameworks
- Familiar with common communication protocols and standards such as HTTP, REST, JSON, TCP/IP and others.
- Experience with Agile methodologies (e.g., SCRUM, KANBAN).
- Knowledge of CI/CD tools and practices
- Good problem-solving skills and analytical thinking.
- Excellent communication and teamwork abilities.
- Excellent communication skills in verbal and written English

Bonus points for
:

• Experience with Event Sourcing and/or Domain Driven Design (DDD)
• Data visualisation experience
• Experience building client facing data applications
• Active member of the Open Source community
• Experience in real-estate domain

Additional Information

Discover some of the global benefits that empower our people to become the best version of themselves:

• Finance:

Competitive salary package, share plan, company performance bonuses, value-based recognition awards, referral bonus;
- Career Development:

Career coaching, global career opportunities, non-linear career paths, internal development programmes for management and technical leadership;
- Learning Opportunities:

Complex projects, rotations, internal tech communities, training, certifications, coaching, online learning platforms subscriptions, pass-it-on sessions, workshops, conferences;
- Work-Life Balance:

Hybrid work and flexible working hours, employee assistance programme;
- Health:

Global internal wellbeing programme, access to wellbeing apps;
- Community:

Global internal tech communities, hobby clubs and interest groups, inclusion and diversity programmes, events and celebrations.

At Endava, we're committed to creating an open, inclusive, and respectful environment where everyone feels safe, valued, and empowered to be their best. We welcome applications from people of all backgrounds, experiences, and perspectives—because we know that inclusive teams help us deliver smarter, more innovative solutions for our customers. Hiring decisions are based on merit, skills, qualifications, and potential. If you need adjustments or support during the recruitment process, please let us know.