Junior Fullstack Engineer

Kellton Europe REMOTE WROCŁAW 2026-08-28
We are looking for motivated graduates and early-career tech talent eager to grow in the IT industry. You will join a 1-year project supporting our client - a banking institution based in Valencia. While the role is centered around the client's site in Valencia, you can work remotely from Poland with occasional business travel to Spain.

What We Are Looking For:
  • Education & Experience Level: Bachelor’s degree in Computer Science, Information Technology, Software Engineering, Data Science, or a related field. Open to fresh graduates or candidates with up to 2 years of experience.
  • Core Technical Skills:
    • Understanding of core software engineering fundamentals (programming, debugging, testing, version control with Git).
    • Familiarity with HTML, CSS, JavaScript, and TypeScript.
    • Exposure to modern frontend frameworks like Angular or React.
    • Basic knowledge of APIs, JSON payloads, databases, and overall web application development.
  • Soft Skills & Mindset:
    • Strong analytical and problem-solving skills with a high drive to learn and receive coaching/mentorship.
    • Fluent English and great communication skills and the ability to work effectively in a multicultural, international environment.
    • Strong collaboration skills, positive attitude, and a proactive mindset toward task delivery and risk reporting.
  • Nice-to-Have:
    • Hands-on exposure to Microsoft Azure cloud services (Azure Functions, Service Bus, APIM, Cosmos DB, Redis) and Azure DevOps CI/CD pipelines.
    • Experience with Node.js, event-driven systems, or workflow automation.
    • Participation in hackathons, academic projects, or open-source contributions.

Who we are?



  • A global team with high standards - we maintain Silicon Valley quality and vibe, even though we have spread far beyond.

  • We've made a real difference in the world since 2008! We deliver for Zoetis, Apple, Tesla, NATO, UNICEF, and many more.

  • 100-people-sized A-Team in Wrocław, with other offices in Poland, UK and Ireland.


Clear recruitment process:



  1. Introductory meeting - we are a close-knit team, and getting to know each other is our priority!
  2. Technical screening with the Client - A practical technical discussion with the client where all your doubts will be cleared.
,[Development & Engineering: Assist senior team members in building cloud-native applications, front-end interfaces (Angular), backend services (Azure Functions), APIs, custom dashboards, and user components., Database & Integrations: Work with JSON structures, databases, and application data models while supporting Service Bus and API management integration tasks., Quality & CI/CD: Participate in unit testing, defect resolution, application release activities, and the maintenance of CI/CD pipelines and dev environments under senior supervision., Process & Collaboration: Participate in Agile ceremonies, code reviews, technical documentation creation, hypercare support, and weekly status reporting - all while maintaining strict bank security guidelines.] Requirements: Git, CSS, Java Script, TypeScript, Angular, React, JSON, JavaScript, Agile, Azure Cloud, Azure DevOps, CI/CD Tools: Jira, Pivotal, GitHub, GIT, Agile, Scrum. Additionally: Integration events, Impact on project, Innovative projects, International team and projects, New technologies, Knowledge sharing, Small teams, Modern office, Quiet rooms, Free lunch, Free beverages, Free snacks, Free fruits, Free coffee, No dress code, Bike parking, Free parking, Relaxing space, Table football, Pool table, Playroom, PS5, Shower, Kitchen, Parties - summer & xmas.