Senior Java Developer

The project involves the development and customization of a mobile banking platform delivered in a Software-as-a-Service (SaaS) model. The core product is a whitelabel mobile wallet solution offering secure, user-friendly, and feature-rich banking experiences out-of-the-box.

The project includes tailored customizations for individual clients. This includes the development of plugins and add-ons to extend core functionality, integration of standalone services via API, and customization of mobile applications to meet specific branding, UX, and functional requirements.

The architecture is modular, scalable, and API-first, enabling rapid deployment and adaptability to evolving market needs. The goal is to deliver a flexible mobile wallet solution that supports fast go-to-market strategies while allowing deep client-specific personalization.

Start date: September 2025

Contract duration: 7 months

You + Miquido = 

• develop features according to provided requirements

• design APIs

• participate in defining requirements

• integrate services with internal and third-party services

• communicate with customers to clarify requirements

• write unit tests

• create project documentation

• participate in code reviews

• refactor code when appropriate

• bugfixing

• cooperate with project managers, developers, testers, and devopses

  
  

You can be the perfect match for us, if you have: 

• 4+ years of experience with writing server side applications

• expert knowledge of Java (minimum 8, we use the latest version)

• good knowledge of Spring framework (we use Spring Framework 5 and Spring Boot 2)

• experience with SQL (MySql, PostgreSQL)

• advanced ability to design RESTful API

• decent knowledge of HTTP protocol

• ability to write clean, extensible and testable code

• familiarity with distributed systems architecture

• experience in GIT

• knowledge of Mybatis

• knowledge of Kotlin

• experience with AWS (Elastic Beanstalk, ECS/ Fargate, Cloudfront, Cloudwatch)

• very good command of written and spoken Polish (min. C1 level) and English (min. B2/C1 level)

It can be love at first sight if you also have:

• familiarity with Containerisation (e.g. Docker)

• experience with CI/CD tools

• experience with NoSQL databases (ElasticSearch, MongoDB, DynamoDB)

• experience with Message Brokers

• experience working on fintech or banking projects, or in projects involving the development and customization of white-label products tailored to client-specific needs (including SaaS solutions)

• experience working with international clients and/or in distributed teams (e.g., across different time zones)

• experience in AI-powered code completion and assistance tools such as GitHub Copilot and Tabnine

• proficiency in modern AI-enhanced IDEs, including JetBrains IDEs, Cursor and Trae

• familiarity with AI-assisted test generation and debugging tools, such as Qodo

What do we offer?

• ambitious, creative, talented & highly experienced team

• contributing to projects for clients all over the world

• flexible working hours and a possibility to work remotely

We value your trust in providing us your data, thus we are striving to use commercially acceptable means of protecting it. Below you will find the necessary information about the data we collect and process when you send us your CV.

The controller of your personal data is Miquido Spółka z ograniczoną odpowiedzialnością sp. k. with its seat in Krakow, Zabłocie 43a, 30-701 Kraków, Poland (“Miquido”, “We”, “Our” or “Us”).