Senior Java Developer (Banking and Finance)

Java Developer

••••••••– ••••••••
experience
6 years
code-editor
Banking and Finance
Hybrid from:
Poland:
❗️❗️❗️❗️❗️❗️❗️❗️❗️Kraków

Job Details
Technical Requirements
At least 6 years of professional software engineering experience.
Strong proficiency in Java and back-end application development.
Solid experience building RESTful services, microservice-based architectures, messaging platforms (such as RabbitMQ), and relational databases.
Practical experience with Kubernetes and cloud environments (GCP)
Familiarity with NoSQL databases and distributed system design.
Experience implementing CI/CD pipelines and working within Agile development methodologies.
Strong understanding of scalable, high-availability, and performance-oriented system architectures.
Experience in banking or capital markets, particularly in trade lifecycle management, post-trade processing, or foreign exchange (FX) systems.

Nice to have:

Experience with Go or Rust.
Knowledge of ClickHouse or similar analytical database technologies.
Exposure to front-end development.
Understanding of API governance principles.
Experience working with high-volume, large-scale data processing systems.
Required Technical Skills
Java
●
RESTful APIs
●
RabbitMQ
●
Kubernetes
●
GCP (Google Cloud Platform)
●
Oracle NoSQL
●
CI/CD
Preferred Technical Skills
Go
Main Responsibilities
Design, develop, and maintain scalable microservices and RESTful APIs.
Build resilient, high-performance back-end applications with a focus on reliability and availability.
Develop and manage cloud-native solutions running on Kubernetes and Google Cloud Platform (GCP).
Influence architectural decisions and contribute to long-term technology strategy.
Improve the performance of databases, system integrations, and distributed applications.
Promote engineering excellence through CI/CD automation, security best practices, and high software quality standards.
Partner with product owners, business stakeholders, and cross-functional teams to deliver solutions.
Provide technical guidance and mentorship to engineers while supporting successful project execution.
Location Requirements
Location
Hybrid from:
Poland:
Kraków
Other
Important: The client requires a visit to Kraków office 8 days per month
About the project
Java

We are seeking Expert Software Engineer with deep expertise in back-end development and software architecture to help design, develop, and enhance business-critical financial platforms. This position blends hands-on engineering, technical leadership, and close collaboration with globally distributed engineering and business teams.

Recruitment process:

Technical interview with external company (Karat)
1.5-hour technical interview at the end client office
Cultural fit interview

Important:

Please add the candidate’s date of birth to the note, but include ONLY the day and month (e.g. 22.06).
If a candidate successfully completes the recruitment process, they will be required to undergo an identification verification prior to employment. This process will include, but is not limited to, a one-time online inspection of a government-issued photo ID, such as a valid ID card, driver’s license, or passport.
Background check - possible
Important: Client has the right to require MTA (Mandatory Time Away) for up to 10 days per year (usually in December)

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