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Senior Full Stack Developer / Software Engineer

A global bank with a strong European base, serving approximately 38 million customers across 40+ countries.
Katowice, PolandWarsaw, Poland
Backend
Senior Software Engineer
In-Person
5,000+ Employees
5+ years of experience
Finance

Description For Senior Full Stack Developer / Software Engineer

ING, a leading global bank with a strong European presence, is seeking a Senior Full Stack Developer / Software Engineer to join their Analytics Platforms & Data Products team. This role is part of a 100+ person team focused on making Analytics Engineering in ING data-driven by combining UX research and engineering with data science.

The position offers an opportunity to work on high-value solutions and products in a fun and creative environment, with offices across Amsterdam (main office), Warsaw, Katowice, Bucharest, and Manila. The ideal candidate will bring strong full-stack development expertise, with particular emphasis on both frontend (React, JavaScript) and backend (Go/Java) technologies.

As a Senior Full Stack Developer, you'll be responsible for developing new features, optimizing web applications, implementing RESTful APIs, and ensuring high-quality code through automated testing and code reviews. The role requires strong technical skills in modern web technologies, distributed systems, and DevOps practices, along with excellent communication abilities for working in a globally distributed team.

The position offers the chance to work with cutting-edge technologies including Kubernetes, message-oriented middleware (Kafka), and modern frontend frameworks. You'll be part of a collaborative team that values continuous learning and improvement, working on projects that directly impact ING's analytics capabilities and customer experience.

This role, officially designated as "Engineer III" in ING's global job architecture, represents an excellent opportunity for experienced developers looking to make a significant impact in a global financial institution while working with modern technologies and practices.

Last updated a day ago

Responsibilities For Senior Full Stack Developer / Software Engineer

  • New features and components development
  • JavaScript/TypeScript web applications Design and Development
  • Optimize web applications for performance and scalability
  • Solving incidents, troubleshooting and debugging to optimize performance
  • Develop automated tests to ensure business needs are met
  • Designing and implementing RESTful APIs
  • Participating in code reviews
  • Collaborate with clients, customer success teams and quality assurance

Requirements For Senior Full Stack Developer / Software Engineer

Go
Java
JavaScript
Kubernetes
React
TypeScript
  • Bachelor's degree or equivalent practical experience
  • 3+ years of experience in frontend technologies/frameworks (React, JavaScript, CSS, HTML)
  • 5+ years of experience in backend technologies/frameworks
  • Experience in Go or Java
  • Solid knowledge of deployment and troubleshooting applications in Kubernetes
  • Strong knowledge of data structures, algorithms, and problem-solving skills
  • Solid understanding of DevOps practices including Git, CI/CD, monitoring
  • Experience collaborating with other teams e.g., UX
  • Excellent communication skills
  • Capable of working collaboratively in a semi-remote, globally distributed team

Interested in this job?

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