Java Tech Lead

Salary: 1300 - 1600 PLN/MD on B2B

Remote: hybrid from Gdynia / Gdańsk / Warszawa / Rzeszów / Kraków (2 days per week from the office)

Why choose this offer?

• Opportunity to build a fintech platform from scratch (greenfield project)

• Real impact on architecture and core frontend services from day one

• Collaboration within a cross-functional, international team

• Work on a large-scale financial platform in the banking domain

Project

We are building a new fintech platform from the ground up for a financial institution operating in the banking products space. As a Tech Lead, you will own the technical direction of a cross-functional squad (developers, QA Engineer, Business Analyst) and ensure high-quality delivery across both backend and frontend layers. This is a hands-on leadership role - you will split your time between coding, architectural decision-making, and mentoring the team. The project is fully greenfield, giving you the opportunity to shape architecture, development standards, and engineering culture from day one. Each Tech Lead works closely with a Delivery Manager (shared across several teams).

Responsibilities you'll have:

• Lead a cross-functional team through the full delivery lifecycle

• Own the squad’s technical direction, primarily on the backend, with awareness of frontend implications

• Design and evolve system architecture in a microservices and event-driven environment

• Ensure high code quality through reviews, standards, and best practices

• Collaborate with the Delivery Manager and Business Analyst to translate business needs into technical solutions

• Align with other Tech Leads to ensure architectural consistency across teams

• Identify, communicate, and mitigate technical risks and dependencies

• Contribute hands-on to development on a regular basis

• Communicate technical decisions and trade-offs clearly in English

Expected competences and knowledge

• Minimum 7+ years of commercial experience in software development

• Proven experience in a Tech Lead role

• Strong hands-on expertise in Java and the Spring ecosystem (Spring Boot, Spring MVC, Spring Cloud)

• Understanding of frontend and client-side architectures, with exposure to React and/or Flutter (ability to collaborate efficiently with frontend/mobile developers, review high-level solutions, understand integration points and trade-offs)

• Very good understanding of fullstack application architecture

• Experience with event-driven architectures (message brokers, asynchronous communication, events)

• Practical knowledge of PostgreSQL or similar relational databases

• Experience working with microservices and distributed systems

• Strong mentoring and technical leadership skills

• Fluent English (spoken and written)

Nice to have:

• Hands-on or architectural experience with React and/or Flutter

• Experience with Kafka or similar messaging/streaming platforms

• Familiarity with Google Cloud Platform (GCP)

• Experience with Kubernetes and containerized deployments

• Background in fintech or banking projects

• Experience building and scaling greenfield systems

Technologies you'll work with

• Java

• Spring (Boot, MVC, Cloud)

• PostgreSQL

• Microservices

• Event-driven architecture

Nice to have:

• React

• Flutter

• Kafka

• GCP

• Kubernetes

Client – why choose this particular client from the Jit portfolio?

The client is a fintech institution operating in the Kingdom of Saudi Arabia, focused on modernising its digital capabilities and expanding its offering for micro-SME customers. It is an organisation with a strong market presence and a clear strategic commitment to innovation, aiming to deliver banking experiences that are fully digital, user-friendly, and deeply integrated with day-to-day business needs.

About Jit Team

The Human factor of IT - it's not just a slogan, it's a philosophy. The foundation of Jit Team is people, which is why we prioritise you. We employ over 700 experienced experts. We create highly specialised teams for clients from all over the world. We offer team members developmental projects, a wide range of benefits and a proprietary professional development programme.

Behind our maxim are also charitable and educational activities. We support pupils and students by donating learning equipment. We offer internships to help launch careers in IT. We support water rescuers and hospitals by providing the necessary equipment. We are a Polish company and we share what we have achieved over 15 years of activity. By supporting indigenous initiatives, we ensure the circulation of good energy.

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