Mobile Fullstack Team Leader

ipracujzdalnie.pl; Łódź; On-site; PLN 240,000 - 400,000; Full time

Job summary

ipracujzdalnie.pl is searching for a Senior Mobile Fullstack Team Leader in Poland to guide an interdisciplinary team across Backend, Mobile, QA and Product. You will own end-to-end delivery, architecture decisions and drive real-time financial solutions in a regulated environment.

The role requires 10+ years of software development experience, strong Java/Spring and mobile app expertise (SwiftUI, Kotlin), plus familiarity with AI-assisted development and modern cloud tools.

Qualifications

• 10+ years in software development with leadership experience.
• Experience leading backend, mobile, QA, and product teams.
• Strong Java/Spring architecture and clean architecture knowledge.
• Experience with real-time FinTech or transaction systems is a plus.
• Familiarity with Generative AI in development workflows.

Responsibilities

• Lead an interdisciplinary team including Backend, Mobile, QA and Product.
• Own end-to-end platform development and deployment.
• Plan roadmap, make architectural decisions, and ensure security.
• Mentor engineers and raise engineering standards.
• Implement AI-assisted development practices and SDD approach.

Skills

Team leadership

Java

Spring Boot

Android

iOS

Kotlin

Kotlin Multiplatform

Swift/SwiftUI

KMP

Docker

Kubernetes

AWS

CI/CD

Generative AI

SDD

AI integration

Security

Real-time data

Tools

Docker

Kubernetes

AWS

CI/CD pipelines

Job description

Our client, with 15 years of market presence, is a leader in providing innovative IT solutions focused on knowledge management and customer experience optimization. Its flagship product, the integrated Customer Experience tool - KMS Lighthouse, enables effective communication with customers and improves service quality while reducing operational costs. Specializing in data administration, the company offers solutions such as integration with social media, email, CRM, chatbots, product catalogs, surveys, and e-learning modules for agents. We are looking for individuals passionate about knowledge management, customer service, and IT specialists to join our client's team of experts, supporting the implementation of innovative solutions to significantly enhance customer experiences.

Mobile Fullstack Team Leader

location: Gdańsk, Warszawa, Wrocław, Poznań, Łódź, Katowice, Białystok, Rzeszów, Kraków, Lublin

Responsibilities

We are looking for an experienced Mobile Fullstack Team Leader who combines strong technical skills with experience leading interdisciplinary teams. The ideal candidate has at least 10 years of software development experience and practice building scalable real-time FinTech systems. Experience leading end-to-end solutions - from architectural decisions, through development and integration, to production deployment will be important.

• Leading an interdisciplinary team including Backend, Mobile, QA and Product
• End-to-end responsibility for developing key areas of financial products
• Technical planning, defining the roadmap and coordinating execution
• Making and reviewing architectural decisions
• Mentoring developers and developing engineering standards and best practices
• Designing and developing real-time financial systems
• Building scalable and fault-tolerant platforms handling high transaction volumes
• Ensuring security, performance and compliance of developed solutions with regulatory requirements
• Introducing modern architectural patterns and development practices
• Using Generative AI and AI-assisted development tools in the team's daily work
• Responsibility for the full lifecycle of the solution - from concept to production environment

We Expect You Have

• Minimum 10 years of commercial experience in software development
• Experience in the role of Team Leader, Tech Leader, or a similar technical-leadership role
• Experience leading teams covering backend, mobile, QA, and collaboration with Product
• Very good knowledge of Java, Spring Boot, and the Spring Framework
• Experience designing the architecture of backend and client applications
• Very good knowledge of Clean Architecture principles
• Practical experience building iOS applications - Swift / SwiftUI
• Practical experience building Android applications - Kotlin / Jetpack Compose
• Experience with Kotlin Multiplatform (KMP)
• Experience designing scalable and secure mobile applications
• Knowledge of the AWS environment
• Experience with Docker and Kubernetes
• Knowledge of CI/CD processes and production deployment practices
• Experience with systems handling transactions and real-time data processing
• Knowledge of issues related to security, privacy, and data integrity
• Ability to translate complex financial and regulatory processes into product solutions
• Experience with Generative AI and tools that enhance developer productivity
• Experience or familiarity with the Spec-Driven Development (SDD) approach
• Experience integrating AI into the software development process or product features
• Knowledge of AI-on-Edge optimization issues in mobile environments