June 27, 2026

Senior Fullstack Developer (Angular+Java)

Senior • Remote

135 - 170 PLN/hr

Wroclaw, Poland

We are expanding a team to build data-intensive applications for a client in the regulatory and financial compliance space. As a Senior Fullstack Developer, you will own features end to end - from Angular front end to Java back end - in a modern, cloud-native environment where reliability and data integrity matter. 

You will join an interactive, collaborative team, so we are looking for someone who communicates clearly, contributes to technical decisions, and works well across disciplines. 

In Short

🌎 100% REMOTELY or from one of our 2 offices

💰 135 - 170 pln/h

☑️ B2B contract

Your Daily Missions

  • Design, build and maintain fullstack features across an Angular front end and a Java back end. 

  • Develop and integrate REST APIs and services that handle large volumes of data reliably. 

  • Collaborate closely with product, QA and DevOps to deliver production-ready, well-tested code. 

  • Contribute to architecture and code-quality decisions, and help raise the engineering bar. 

  • Work within a containerised, CI/CD-driven delivery workflow. 

The Essentials We’re Seeking

  • 5+ years of experience.

  • Strong commercial experience as a fullstack developer (senior level). 

  • Solid Java back-end skills (Spring / Spring Boot or similar). 

  • Solid Angular front-end skills (v22) (TypeScript, RxJS, Signals, KendoUI). 

  • Good understanding of REST APIs, SQL databases and data-handling best practices. 

  • Familiarity with containers and Kubernetes and Helm Chart in a production context. 

  • Clear, collaborative communication in English. 

Nice to have

  • Experience in regulated, compliance-heavy or data-platform environments. 

  • Exposure to CI/CD pipelines GitLab and cloud platforms. 

  • Experience with OpenShift.

  • Experience integrating AI services or agents into applications or workflows. 

  • Experience with integrating 3rd party services.

Reasons Why You Would Enjoy Working With Us

  • We work in the latest technologies and with international clients, and our projects are polished from < to /> - learn about some of the projects we have completed: https://www.cshark.com/projects/.

  • We organize TechTalks, meet-ups and create guilds where we exchange knowledge - you can learn a lot from your teammates.

  • We have a close-knit team and we make sure to have regular integrations - we often go out to celebrate together.

  • You can work remotely or choose to work from our offices in Wroclaw or Bielsko-Biala. However, we count on your openness to occasionally visit the office for team meetings or client visits, or possible occasional trips to the client's headquarters.

  • You can adjust your working hours to suit your needs, starting your day between 7:00 and 10:00 am.

  • You can work with great specialists in their fields who also have a sense of humor and other after-hours hobbies. It is the people who create the unique atmosphere and relaxed atmosphere at CSHARK.

  • We have a flat structure - we are not a corporation and don't want to be one 🙃.

  • We offer bonuses for employee referrals (from 3000 PLN to 7000 PLN).

  • We organize remote English classes and provide access to the company library. You can also become an author/author of articles published on our technical blog - https://cshark.com/blog/.

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Hybrid

Warsaw, Poland

🏢 Summary: Senior Full Stack Developer role focused on modernizing a large-scale corporate banking platform through legacy transformation into a modern API-driven and microservices-based architecture. The position involves backend development with Java and Spring, frontend work with Angular, enterprise integrations, and collaboration within an international Agile team. The offer includes a long-term high-impact project with complex engineering challenges and modern architecture practices. 🗂️ Requirements: Professional experience with Java, Commercial experience with Angular, Experience with Spring Framework, Experience with Spring Boot, Experience with Hibernate, Experience designing REST APIs, Knowledge of Microservices Architecture, Good SQL knowledge, Experience with Jasmine, Familiarity with Git, English communication skills, Experience working in Agile environments 📃 Skills: Java, Angular, Spring, SpringBoot, Hibernate, REST, Microservices, SQL, Jasmine, Git, JUnit, Cucumber, WebFlux, Reactor, DDD 🏢 Description: Join a long-term digital transformation project! We are looking for an experienced Senior Full Stack Developer to join an international team working on the modernization of a large-scale corporate banking platform. This is an excellent opportunity to contribute to the transformation of a legacy system into a modern, API-driven architecture while collaborating with highly skilled professionals in an Agile environment. Location Hybrid model (3 days per week in the office) Office locations: Warsaw (preferred) Gdańsk Gdynia Your responsibilities Design, develop, and maintain REST APIs using Java and Spring Build and enhance backend services based on microservices and monolithic architecture Participate in a large-scale legacy modernization initiative Develop integrations between multiple enterprise systems Contribute to frontend development using Angular Write and maintain unit tests (JUnit & Jasmine) Support BDD testing using Cucumber Perform code reviews and ensure high code quality Work with SQL databases, including query optimization and schema design Collaborate closely with developers, architects, business stakeholders, and QA teams Participate in Agile ceremonies (SAFe framework) Prepare technical documentation for APIs and solutions Required skills Strong commercial experience with Java Experience with Angular Hands-on knowledge of Spring Framework / Spring Boot / Hibernate Experience designing and developing REST APIs Solid understanding of Microservices Architecture Good knowledge of SQL Experience with Jasmine Familiarity with Git Nice to have Experience with Reactive Programming (WebFlux, Project Reactor) Knowledge of Domain-Driven Design (DDD) Experience with Hexagonal (Ports & Adapters) Architecture Experience with Cucumber / BDD Knowledge of SOLID principles and design patterns What you'll work on Modernizing a mission-critical enterprise platform Building modern APIs for corporate banking services Refactoring business logic from a monolithic application into microservices Working in an international team using English as the primary communication language Delivering solutions within a SAFe Agile environment What we offer Long-term project with high business impact Opportunity to work on large-scale system modernization rather than pure maintenance Challenging technical environment focused on modern architecture and best engineering practices International, collaborative team Professional growth through complex engineering challenges Requirements Professional experience developing enterprise applications with Java Experience working with Angular in commercial projects Strong communication skills in English Ability to work effectively in an Agile environment

Technology

emagine Polska

Fullstack Developer

Senior

Hybrid

Warsaw, Poland

🏢 Summary: Senior Fullstack Developer role focused on modernizing banking systems through REST API development, microservices extraction, and system integrations. The position involves refactoring legacy applications and contributing to both microservice and monolith architectures in an international environment. Hybrid work model with B2B contract. 🗂️ Requirements: Minimum 6 years of experience in Java development, Experience with reactive programming, Working knowledge of Spring framework, Working knowledge of Hibernate, Experience with SQL, Experience with REST API development, Experience with microservices architecture, Experience with Git, Minimum 2 years of experience with Angular 📃 Skills: Java, Spring, Hibernate, SQL, REST, Microservices, Git, Angular, Reactive, DDD, Cucumber, SAFe 🏢 Description: Industry: Banking Work model: Hybrid in Warsaw or Tricity - 3 days a week in the office Rate: up to 170 PLN/h (B2B contract) Summary: The role of a Senior Fullstack Developer focuses on modernizing systems, enhancing customer experience through API development, and ensuring seamless integration of various services. Main Responsibilities: Core duties include building REST API solutions and collaborating with teams to create optimal solutions. Building REST API solutions and integrations with other applications Refactoring legacy applications by extracting logic into microservices Collaborating with other developers, teams, and stakeholders to create optimal solutions Participating in the development and continuous improvement of services in both microservice and monolith architectures Key Requirements: Hands-on experience in Java development (at least 6 years preferred) Familiarity with reactive programming Working knowledge of Spring and Hibernate frameworks Experience with SQL, REST, Microservices, and GIT At least 2 years of experience with Angular Nice to Have: Familiarity with the DDD (Domain-Driven Design) approach Experience with Cucumber framework Previous work in an international team with English as the common language Exposure to SAFE Agile methodologies Other Details: Team Composition: International team. Communication Language: English.