Core Banking Architect: Hands-On Tech Leader

BEC Financial Technologies; Warszawa; On-site; PLN 220,000 - 360,000; Full time

Benefits offered by this job

Mental health support

Free lunch at the office

Professional development budget

Referral bonus up to PLN 10,000

Benefit platform allowance 600 PLN per

Passion clubs and social events

Job summary

BEC Financial Technologies in Warsaw seeks an Application Architect to combine hands-on development with architectural leadership in a business-critical core banking domain. You will help shape the technical direction while staying close to implementation, refinement, and delivery in collaboration with experienced colleagues.

Your manager will be Jennipher Elex-Carentius. The role involves hands-on design across the application landscape, architecture decisions, and close collaboration with

Qualifications

• Strong technical competencies in application architecture, system integration, solution design, and software development in complex enterprise environments.
• Experience combining architectural responsibility with hands-on development and technical refinement.
• Strong communication, structured problem solving, and ability to bridge business needs and technical solutions.
• Proactive, pragmatic, dependable with confidence to challenge constructively and drive technical clarity.
• Curious and collaborative mindset with willingness to share knowledge and support others.

Responsibilities

• Contribute hands-on to development and solution design across the team’s application landscape, including integration systems and core customer platforms (approx. 30%).
• Refine tasks with the team, clarify technical scope, and support the breakdown of epics into implementable work items (approx. 20%).
• Drive application architecture decisions, ensure solution coherence, and balance short-term delivery with long-term maintainability and modernization goals (approx. 30%).
• Work closely with software engineers, business analysts, architects, and business stakeholders across Denmark and Poland to align technical direction with business priorities.
• Travel to Denmark may occur occasionally, for team collaboration, workshops, or key planning activities.
• Act as a technical sparring partner, support architectural documentation, and help strengthen engineering practices and knowledge sharing.

Job description

BEC Financial Technologies in Warsaw seeks an Application Architect to combine hands-on development with architectural leadership in a business-critical core banking domain. You will help shape the technical direction while staying close to implementation, refinement, and delivery in collaboration with experienced colleagues.

Your manager will be Jennipher Elex-Carentius. The role involves hands-on design across the application landscape, architecture decisions, and close collaboration with