Senior Java Software Engineer
StoneX Group Krakow, Lesser Poland Voivodeship, Poland
Financial Services · 1,001-5,000 employees
About the role
The Senior Java Software Engineer will contribute to all phases of the development lifecycle and take responsibility for the design and architecture of technical solutions. They will also mentor team members, write efficient code, and collaborate with cross-functional teams to deliver high-quality features.
What they look for
Requirements
Candidates must have at least 5 years of professional experience in Java, relational databases, REST APIs, and micro-services. A university qualification in Computer Science or a related field is required, along with strong communication skills and experience with messaging platforms like Kafka.
Benefits
Full description
Overview
Permanent, full-time, B2B
Connecting clients to markets – and talent to opportunity.
With 5,400+ employees and over 80,000 institutional, commercial, and payments clients, we operate from more than 80 offices spread across six continents. As a Fortune 100, Nasdaq-listed provider, we connect clients to the global markets – focusing on innovation, human connection, and providing world-class products and services to all types of investors. Whether you want to forge a career connecting our retail clients to potential trading opportunities, or ingrain yourself in the world of institutional investing, StoneX Group is made up of four business segments that offer endless potential for progression and growth
Business Segment Overview: Come join the Nexus project, an ambitious initiative to consolidate all StoneX customer-facing systems into a single application. You’ll be working on a squad within a 150+ global team. Our squad is responsible for delivering multiple features of the user interface for use by tens of thousands of customers.
Technology Ecosystem:
- Back End: Java 21+, Spring Boot, REST APIs, Kafka/Redpanda, gRPC, PostgreSQL, MSSQL, Unit/Integration Testing
- Architecture: Micro-services, event-based architecture
- Cloud: CI/CD DevOps, Azure, GitHub Enterprise
Responsibilities
Position Purpose: Senior Java Software Engineer working within EIT Dev Technology Internal Hub department.
Primary duties will include (not limited to):
- Contribute to all phases of the development lifecycle working within Agile methodology
- Take responsibility for the design and architecture of technical solutions
- Mentor other technical members in the team
- Write well designed, testable and efficient code
- Ensure designs follow specifications and follow review procedures
- Collaborate with other developers, BAs, and QAs
- Document all components/methodologies as required
Qualifications
To land this role you will need:
- Advanced English speaking/writing
- 5+ years of Java experience in a professional environment
- 5+ years of relational database experience (SQL)
- 5+ of REST APIs, micro-services, databases, unit testing, version control (Git) and Agile methodology Great knowledge/experience in messaging platforms (Kafka, RedPanda)
- "Can do” attitude to work
- Take accountability for technical designs and justify solutions to wider technical/non-technical members
- Professionalism in handling constructive feedback and learn/adapt
- Sound verbal/written communication abilities
- Effective interpersonal skills
- Sense of urgency
- Honesty, curiosity, and tenacity
- Strong work ethic and emphasis on attention to detail
What makes you stand out:
- Great knowledge/experience in DevOps and CI/CD
Education / Certification Requirements:
- University qualification in Computer Science, Software Engineering or similar discipline or great GitHub portfolio showcasing your most recent projects.
Working environment:
- Hybrid 4-days in office (we have private parking for employees)
- B2B contract for 12 months
#LI-DK1
Similar roles
-
Java Developer
Weekday AI Pune, Maharashtra, India
-
Software Engineering Associate (Java)
DTCC Hyderabad, Telangana, India
-
Java Full Stack Developer
Weekday AI India
-
Backend Software Engineer II - JAVA
JPMorgan Chase & Co. Chicago, Illinois, United States · $114K–$155K/yr
-
Java Full Stack Engineer - Professional
HEXAWARE United States
-
Ingénieur API Axway H/F | API Management | API Gateway | Java | ELK | Châtillon (92)
AXEAL Paris, Ile-de-France, France · €46K–€49K/yr