---
title: Senior Backend Java Developer
company: TeamQuest
category: Programista
subcategory: Java
experience_level: Senior
work_mode: onsite
location: Warszawa
employment_type: B2B
salary_min: 25000
salary_max: 32000
salary_currency: PLN
salary_period: month
technologies: [Cassandra, Kafka, Java, GRPC, PostgreSQL]
posted: 2026-03-11
valid_through: 2026-05-12
url: "https://solid.jobs/offer/30393/teamquest-senior-backend-java-developer"
---

# Senior Backend Java Developer — TeamQuest

## Kluczowe informacje

- **Firma:** TeamQuest
- **Lokalizacja:** Centrum, Warszawa
- **Tryb pracy:** Stacjonarnie
- **Wynagrodzenie:** 25.0k–32.0k PLN netto/m (B2B)
- **Forma zatrudnienia:** B2B
- **Wymiar etatu:** 100%
- **Godziny pracy:** Elastyczne godziny pracy
- **Poziom doświadczenia:** Senior
- **Minimalne doświadczenie:** 5 mies.
- **Kategoria:** Programista
- **Specjalizacja:** Java
- **Numer referencyjny:** TQ0101470
- **Data publikacji:** 2026-03-11
- **Aktywne do:** 2026-05-12

## Technologie i umiejętności

**Wymagane:**

- Cassandra — ekspert
- Kafka — ekspert
- Java — zaawansowany
- GRPC — podstawowy
- PostgreSQL — podstawowy

**Mile widziane:**

- Elasticsearch

## Języki

- Polski — ekspert
- Angielski — zaawansowany

## Opis stanowiska

Requirements:   minimum 5 years of experience in Java programming,  very good knowledge of Java language and multithreading concepts,  familiarity with Kafka, gRPC, REST, WebSockets, PostgreSQL, Cassandra, Elasticsearch  higher education (preferably in computer science or related fields),  communication skills and ability to effectively collaborate with a team,  fluent in spoken and written Polish,  communicative knowledge of English language  ability to quickly learn new technologies and willingness to share knowledge with the team,  knowledge and practical application of Clean Code principles,  ability for analytical thinking and solving complex problems.

## Kogo szukamy

Responsibilities:   development of a system responsible for collecting and transmitting market data in real-time,  planning technical work and participating in architectural decisions,  monitoring application performance and code profiling, optimization for microseconds,  identifying and eliminating performance bottlenecks at the code, JVM, and network levels,  integration with data providers and creating custom solutions for data retrieval and processing,  team support: code review, knowledge sharing,  close collaboration with Quant and Trading teams to understand, analyze, and implement trading algorithms.   We offer:   Attractive salary  Sports package  Medical package  Opportunity to work on interesting projects

## Benefity

**Szkolenia:**

- Budżet szkoleniowy

**Zdrowie:**

- Pakiet medyczny
- Pakiet sportowy

**B2B:**

- Płatny "urlop" dla B2B

## Lokalizacje

- Centrum, Warszawa, Polska

## O firmie — TeamQuest

**Wielkość firmy:** 20+

**Strona WWW:** https://teamquest.pl

Our client is an innovative technology company with offices in the USA and Poland, specializing in the development of advanced software solutions. Not acting as a broker or dealing with client fund transactions, it focuses on delivering solutions that enhance efficiency and growth in the financial market. Its offerings include social trading applications, proprietary trading software, and hosting and support for MT4/MT5 servers, mainly targeting corporate clients. The company values innovation, technological excellence, and building lasting relationships with clients. It seeks talents that will contribute to further development and implementation of modern solutions in the global financial market.

## Aplikuj

Aplikuj na: https://solid.jobs/offer/30393/teamquest-senior-backend-java-developer

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*Źródło: https://solid.jobs/offer/30393/teamquest-senior-backend-java-developer · Wygenerowano: 2026-04-29T04:56:09Z*