Senior Java Backend Engineer w Warszawa, Polska - Jobeax
Opis oferty
Senior Java Backend Engineer w Warszawa, Polska
VISTULO sp. z o.o.
KontraktUmowa czasowa lub freelancing
220,00 – 240,00 zł
Poland, Warszawa
Your responsibilities
Design and implement robust software solutions for the bank’s trading systems using core Java (versions vary from team to team, and include 8, 17 and 21).
Understand, develop, and improve the subsystems used by other teams in the trading platform.
Create thorough test cases to ensure software stability and reliability.
Collaborate with operations teams regarding building new features and improving existing functionality.
Support production issues, including root-cause analysis and diagnosis.
Our requirements
Current Java programming experience, with a strong understanding of programming concepts, including algorithms, complexity, and multi-threading, and Java’s language capabilities and standard libraries.
Good knowledge of the data structures: familiarity with the Java collections framework, depth of understanding of the commonly used data structures, intuition on what to use when.
Experience building distributed systems based on event-driven architectures.
Strong analytical and problem-solving skills, to effectively diagnose production performance issues measured in microseconds.
Open mind, curiosity, and a strong desire to learn new technologies and business domains.
Ability to clearly explain non-trivial systems and algorithms.
Ability to follow and understand technical conversations.
Know when and how to ask questions that speed up learning.
Ability to align your working schedule to US Eastern business hours.
Optional
Experience with financial markets and trading systems.
Knowledge of AWS systems.
Experience with Spring boot (some teams).
Experience working remotely with North American firms.
A computer science degree from a top school.
What we offer
Work that matters in the financial domain: Work on a trading system at an established financial institution, processing millions of transactions daily.
Professional growth: Collaborate with smart, highly capable developers in a supportive and challenging environment.
Direct collaboration: You will work directly with the client team in North America and in Europe.
1st-tier work: This is not a technical support or legacy maintenance role. The system is functional and is actively being built and you will take part in updating it. The people who built the system are still part of the team.
Long-term commitment: This is not a fixed-scope or fixed-term outsourcing role; we value people who want to grow and contribute long-term.
Flexibility & remote work:** Fully remote position with increasing schedule flexibility post-onboarding.
Competitive Compensation: Above-average pay and ample time-off options.
... working with smart people on meaningful technology? Want to work in capital markets on financial trading systems? If so, read on., , The Role at a Glance, • Senior Java Backend Engineer, • Fully remote for a top N. American bank (for residents of Poland or Romania), • Openings on multiple teams in the capital markets division, ...
Enfint ищет опытного Java backend разработчика для работы в Kraków. Вы будете развивать, поддерживать и масштабировать корпоративные сервисы на Java, участвовать в создании REST API и микросервисов, сотрудничать с PO, архитекторами и командой разработки. Кандидат владеет Java 8/11/17+, Spring/Spring Boot, знает SQL (PostgreSQL/Oracle) ...
A digital bank is seeking a Java Developer to work on transformational projects within their Banking as a Service model. You will design and implement scalable applications while collaborating with a team. The role involves code reviews, troubleshooting, and mentoring less experienced members. Ideal candidates should have ...
... платформы, соединяющей UI‑слой с несколькими бэкенд-системами. Платформа изначально поддерживает консолидированный торговый blotter по FX, опционам, товарам и процентным ставкам. Команда работает над backend-сервисами, архитектурой обмена сообщениями и интеграцией систем, решая сложные задачи в условиях высокого воздействия.
... Bachelor’s or Master’s degree in Computer Science, Engineering, or a related technical discipline. - 5+ years of hands-on professional experience in software engineering, with a strong emphasis on backend development. - Deep expertise in Java and Spring Boot, with a solid grasp of modern backend architecture and engineering ...
HSBC in Kraków is seeking a Software Engineer (Backend Java/API) to join the Messaging Delivery Platform team on a permanent basis. You will design and build distributed, secure backend services using Java/Spring Boot, deploy to Kubernetes, and integrate with AWS cloud. You’ll work closely with Agile teams to translate ...
... time for additional training (financed by Jit) - The Jit community will bring you a nice time during regular integration meetings Project We are looking for a Senior Backend Java Developer to join a team responsible for developing and maintaining applications that support tax processing, account management, and investment ...
... time for additional training (financed by Jit) The Jit community will bring you a nice time during regular integration meetings Project We are looking for a Senior Backend Java Developer to join a team responsible for developing and maintaining applications that support tax processing, account management, and investment ...
... published in June 2025. Fortune and Fortune Media IP Limited are not affiliated with, and do not endorse products or services of GitLab. About the role As a Senior Backend Engineer, you will design, implement, and evolve product capabilities while solving high-scope backend problems and influencing the technical and product ...
... software engineering, machine learning, data science, product management and risk expertise. You will join a multidisciplinary group currently working across backend services, data products and AI-powered solutions. The team is growing its software engineering capabilities to develop Sentinel, our entity-level investigation ...
... Promote automated unit and regression testing as part of a test-centric development approach. 6–8 years of software development experience., Strong proficiency in Java and backend application design., Practical experience with Python, particularly in AI tools, automation, and AI-based solutions., Hands-on DevOps experience with ...
Expected, .NET, C#, Microsoft Azure Optional, Azure Active Directory Operating system, Windows About the project, We are looking for a Senior, backend-focused .NET Engineer based in Poland to join our international client's team. You will work closely with technical colleagues and stakeholders to develop and maintain backend capabilities ...
... shipping - and you stand by those decisions. You keep raising the bar on engineering excellence for yourself and everyone else. What We Are Looking For Strong senior-level backend engineering experience in production systems Strong Python skills and the ability to design clean, maintainable backend code Good distributed systems ...
... that supports a rapidly growing streaming business. Working with an experienced international engineering team, you will design and develop high-performance backend applications operating at scale. This role is an excellent match for an engineer who has a strong command of Java, understands concurrency beyond the framework ...
The Opportunity Svitla Systems Inc. is looking for a Senior Java Engineer for a full-time position (40 hours per week) in Europe. Our client is a digital marketing company that offers email marketing, social media marketing, event marketing, and online survey tools to help organizations expand their businesses by fostering ...
... nowych funkcjonalności w systemach bankowych, w tym w obszarze przelewów krajowych, zagranicznych i natychmiastowych., Projektowanie i rozwijanie aplikacji backendowych w języku Java w ramach platformy bankowości elektronicznej., Zapewnianie wysokiej jakości oprogramowania pod kątem funkcjonalności, wydajności i niezawodności., ...
... Develop automated tools to improve operational efficiency and support functions., Translate functional requirements into technical solutions. 8+ years of hands-on Java development experience., Proficiency in Java 17/21 and Spring Boot for microservices development., Strong knowledge of PostgreSQL and DevSecOps pipeline setup/maintenance., ...
Poland, Kraków
Zobacz ofertę
TENARAI TECHNOLOGIES SPÓŁKA Z OGRANICZONĄ ODPOWIEDZIALNOŚCIĄ
Expected, Java, GitHub, Jenkin, GitHub Actions, Docker, Kubernetes, Prometheus, Stackdriver Optional, Python, Bash, WireMock About the project, We are looking for a Senior Java QA Engineer with strong Java skills to join a team focused on backend application development and testing. The role involves testing RESTful APIs, ...
EPAM is seeking a Senior Java Software Engineer to serve as a Technology Lead for a product team delivering investor-facing solutions for the world's second-largest asset management company — a global financial services leader managing trillions in assets and serving millions of investors worldwide. The client is driving ...