Senior Software Engineer (Lead Full Stack Engineer)

Location: Kraków (hybrid model – 2 days per week from the office)
Industry: FinTech / Risk & Compliance Technology
Contract type: B2B
Rate: 180–210 PLN/hour

About the Role

We are looking for an experienced Senior Software Engineer / Lead Full Stack Engineer to join a global Risk & Compliance technology team within a large international financial organization (client name confidential).

You will play a key role in designing and building a brand-new internal web platform - Design Management Tool (DMT) - created to support end-to-end Business Architecture Design Management.

The platform will automate, standardize, and optimize architecture design processes, enabling design capture, compliance checks, optimization workflows, and advanced analytics. This is a greenfield project with real impact across global business units.

This role is ideal for someone who enjoys ownership, architectural decision-making, and hands-on development across the full technology stack.

What’s Offered

• Hybrid work model with flexibility
• Private medical care
• Multisport card
• Flexible working hours
• Opportunity to build a high-impact platform used across a global organization

Daily Tasks:

• Architect, design, and build a scalable web platform from scratch (frontend and backend)
• Lead development of user-facing features using modern frameworks (React, Angular)
• Design and implement backend services, APIs, and microservices using Java
• Define data models, business logic, and API contracts
• Ensure high performance, security, scalability, and maintainability of the platform
• Collaborate closely with product managers, business stakeholders, and engineers in an Agile (SCRUM) environment
• Drive CI/CD processes, automated testing, and code quality standards
• Design and implement cloud infrastructure (preferably GCP) using Infrastructure as Code, containers (Docker, Kubernetes), and serverless services
• Mentor and support other engineers, promoting architectural standards and technical excellence