April 8, 2026
Murex Developer (Java, Front Office Experience)
Senior • Remote
1,900 - 2,200 PLN/hr
Warsaw, Poland
Murex Developer - Banking
B2B Contract | Hybrid | Rates from 2000 PLN per day
We are seeking experienced Murex Developers with Java Experience to join a large-scale, global banking programme. This role is ideal for someone who thrives in complex environments, enjoys problem-solving, and is comfortable collaborating with international teams across Front Office, Product Control, Operations, and Finance. Our client is offering an exciting, long-term B2B contract.
Key Responsibilities
Develop and enhance Java-based applications within a large, mission-critical banking platform
Collaborate with global teams to support trading, risk, and treasury functions
Troubleshoot complex issues, drive root‑cause analysis, and communicate findings clearly
Contribute to DevOps practices, CI/CD pipelines, and continuous improvement initiatives
Work across incident, change, and problem management processes
Required Skills & Experience
-
Strong Murex Experience is essential
(Hands‑on experience with Murex (v3.1) and components such as: MxML Exchange, Datamart, Market Data, Simulation View)
Hands-on Java development experience
Knowledge of financial derivatives, treasury products, and front‑office operations
Strong knowledge of Spring, Maven, GitHub, Jenkins, JIRA, and CI tooling
Solid SQL skills
Experience with Linux (Bash / ksh scripting)
Familiarity with Control‑M or similar schedulers
Understanding of XML
Strong troubleshooting, analytical, and reasoning abilities
Excellent communication skills; fluent written and spoken English
Positive, proactive attitude with strong teamwork and DevOps mindset
Experience working on large‑scale platforms or enterprise projects
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Warsaw, Poland
120 - 140 PLN/hr
🏢 Summary: Senior Java Developer for a 100% remote B2B contract focused on developing high-performance investment services within electronic banking. The role involves building and enhancing transactional systems in a microservices architecture, integrating with banking systems, and implementing business logic in a modern DevOps environment. The project emphasizes performance, reliability, security, and high code quality. 🗂️ Requirements: Minimum 5 years of commercial experience in Java development, Very good knowledge of Java 21+, Strong experience with Spring Boot 3 and Hibernate, Experience in microservices architecture, Knowledge of Domain-Driven Design (DDD), Experience with PostgreSQL, Knowledge of REST API, Kafka and RabbitMQ, Experience in unit and integration testing (JUnit 5, Mockito, RestAssured), Knowledge of GitLab, Jenkins and OpenShift, Experience with high-availability and high-performance transactional systems 📃 Skills: Java, Spring, Hibernate, PostgreSQL, REST, Kafka, RabbitMQ, JUnit, Mockito, RestAssured, GitLab, Jenkins, OpenShift, Redis, ELK, Dynatrace, DDD, Microservices 🏢 Description: Forma współpracy : kontrakt B2B Stawka (B2B PLN netto + VAT/h): 120-140 Tryb: 100% zdalny Poszukujemy osoby o profilu Senior Java Developer , która posiada min. 5 lat komercyjnego doświadczenia. Wiodący stack technologiczny: Java 21, Spring Boot 3, Hibernate, PostgreSQL, REST API, Kafka, RabbitMQ, JUnit 5, Mockito, RestAssured, GitLab, Jenkins, OpenShift, Redis, ELK, Dynatrace. Projekt który będziemy gotowi Ci zaproponować dotyczy : rozwoju usług inwestycyjnych w ramach bankowości elektronicznej. Zespół odpowiada za budowę i rozwój wysokowydajnych systemów transakcyjnych wspierających procesy inwestycyjne klientów banku. Praca obejmuje rozwój backendowych usług biznesowych w architekturze mikroserwisowej, integrację z systemami bankowymi oraz projektowanie i implementację logiki biznesowej. Projekt realizowany jest w nowoczesnym środowisku DevOps z dużym naciskiem na wydajność, niezawodność, bezpieczeństwo oraz wysoką jakość kodu. Wymagania : Minimum 5 lat doświadczenia komercyjnego w programowaniu w Java. Bardzo dobra znajomość Java 21+, Spring Boot 3 oraz Hibernate. Doświadczenie w projektowaniu i rozwoju aplikacji opartych o architekturę mikroserwisową. Znajomość Domain-Driven Design (DDD). Doświadczenie w pracy z PostgreSQL. Znajomość REST API, Kafka oraz RabbitMQ. Doświadczenie w tworzeniu testów jednostkowych i integracyjnych (JUnit 5, Mockito, RestAssured). Znajomość GitLab, Jenkins oraz OpenShift. Doświadczenie w pracy nad systemami transakcyjnymi o wysokiej dostępności i wydajności. Mile widziane doświadczenie w sektorze finansowym lub bankowym. Współpracując z naszą organizacją będziesz mógł/mogła liczyć na: Ugruntowaną pozycją rynkową Projekty, w których będziesz miał/miała wpływ na ich rozwój Współpracę z atrakcyjnymi klientami biznesowymi z różnych branż ( m.in .: finanse, bankowość, ubezpieczenia, healthcare, robotyzacja, energetyka, media) Permanentny mentoring zarówno techniczny jak i biznesowy np. podczas naszych cyklicznych szkoleń ( m.in . Git, Gitflow, Angular, Docker), czy wew. programów rozwojowych (Primaris x TechTalks, Primaris Leadership Academy) oraz zewnętrznych kursów. Już na etapie on-boardingu zapewniamy dostęp do naszych wewnętrznych szkoleń, cyklicznych spotkań, które serializujemy na Confluence oraz platformy e-learning Świetną atmosferę, wśród zaangażowanych ludzi z pasją w płaskiej strukturze z prostymi procesami Cały proces rekrutacyjny oraz onboarding prowadzony jest zdalnie. Proces rekrutacyjny składa się z: rozmowy telefonicznej z osobą z działu Rekrutacji & HR (do 30 min) zdalnej video rozmowy - weryfikacji techniczno-biznesowej z naszym specjalistą/specjalistką (60-90 min) zdalnego spotkania z liderem projektu (30-60 min) Primaris Services to ponad 250 ekspertów na pokładzie i 15 lat doświadczenia w branży IT na rynku polskim oraz zagranicznym. Realizujemy ambitne projekty o wysokiej złożoności z różnych obszarów - m.in . bankowości, ubezpieczeń, funduszy inwestycyjnych czy branży logistycznej (mamy ponad 40 aktywnych klientów!). Rośniemy w siłę oraz ciągle poszerzamy portfolio zarówno naszych usług jak i klientów. Zakres naszej działalności obejmuje budowę systemów od zera, ich rozwój oraz utrzymanie, wdrożenia produktowe, alokacje całych Zespołów, a także pojedynczych Ekspertów w strukturach Klienta. Ponadto od kilku lat działamy bardzo intensywnie jako złoty Partner firmy UiPath (obszar Robotic Process Automation) budując roboty i sprzedając licencje u naszych Klientów. Co miesiąc dołącza do nas 7 nowych osób! Wierzymy, że zgrany zespół i ludzie z pasją to klucz do naszego wspólnego sukcesu! Właśnie dlatego ciągle poszukujemy nowych, zdolnych osób, które zasilą nasze szeregi.