Hybrid Senior Java Developer

at 28Stone

• Job title: Senior Java Developer
• Job type: Full Time
• Experience level: Senior
• Salary: €3,500 - €5,000 per month
• Degree requirement: Bachelor's Degree
• Tech skills: AWS, Cloud, Distributed Systems, Hibernate, Java, Jenkins, Kafka, Kotlin, SOAP, Spring, Spring Boot, SpringBoot, SQL, Subversion
• Location requirements: Hybrid, Riga, Latvia

About the role

• Senior Java Developer developing enterprise applications for 28Stone. Focusing on design, implementation, and support of high-performance systems for capital markets technology.

Responsibilities

• Development and support of existing and new internal system integration solutions.
• Implementation of unit and integration tests.
• Investigation of production incidents.
• Provide work estimates and participate in sprint planning.
• Ensure code quality and performance by utilizing best practices.
• Design and implement new features, and improve existing functionality to meet business requirements.
• Participate in all phases of the software delivery lifecycle, from analysis through deployment and ongoing support.

Requirements

• At least 8+ years of hands-on experience in developing enterprise applications using Java.
• Must have 8 plus years of Spring/Spring boot development experience.
• Very good understanding of common design patterns, data structures, and algorithms.
• Deep understanding of design patterns for distributed systems, concurrent/multithreaded programming, distributed transactions.
• Thorough knowledge of Java frameworks such as Spring Core, Spring Boot, Spring MVC, REST, XML/SOAP, Hibernate.
• Kafka, Tibco Rendezvous/JMS/MQ or equivalent.
• Experience with Java web servers.
• Experience with Jenkins and a basic understanding of the continuous integration (CI) process.
• Experience with GIT (preferred) or SVN.
• Good written and spoken English communication skills (Communicate with international clients and colleagues).
• Ability to work in a team and independently.
• Considered an advantage: Knowledge of data analysis, data modeling methodologies.
• Experience in SQL query profiling and optimization.
• Experience working with AWS cloud services.
• Experience of working with Kotlin.
• Proven experience in leading development teams or mentoring other engineers.
• Financial Services knowledge (specifically Capital Markets and Securities Trading, specifically Fixed Income trading), FIX protocols.
• Experience integrating with Salesforce CRM.
• Knowledge of identity management solutions.

Benefits

• Hybrid, remote, or office-based options, depending on location.
• Work from our offices in Riga, Daugavpils, Leiria, or remotely from Latvia or Portugal.
• Training budget.
• Mentorship programs and tech communities.
• Performance reviews and career growth opportunities.
• Social events, team building, and company-wide gatherings.
• Loyalty rewards: gifts, referral bonuses.
• Health and wellness support (insurance, mental health programs, sports/fitness perks), paid mobile bills, sports community for Latvia.
• Coverflex benefits (education, childcare, sports), free parking for Portugal.