> Markdown version of [/jobs/ext/2734271-senior-java-software-engineer](https://www.wearedevelopers.com/jobs/ext/2734271-senior-java-software-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Java Software Engineer - **Company:** XTB INVESTING LLC - **Location:** United States (Remote available) - **Experience:** Expert - **Salary:** $27,000.0 - **Contract:** Permanent contract - **Skills:** Java (Programming Language), Confluence, JIRA, Software Quality, Data Centers, Protocol Buffers, IntelliJ IDEA, Junit, PostgreSQL, MongoDB, Scrum Methodology, RabbitMQ, Redis, Prometheus, Systems Architecture, Data Storage Technologies, GitHub Copilot, System Availability, Grafana, Generative AI, Gitlab, Gitlab-ci, Kubernetes, Rancher, Apache Kafka, Gsuite, Asynchronous Programming, Pagerduty, Microservices - **Published:** September 5, 2026 - **Apply:** https://arc.dev/remote-jobs/j/redirect/pho793tdem ## About the Role * Strong Experience in building Java-based microservices - hands-on expertise in designing, implementing, and evolving microservices, with an understanding of scalability and performance challenges. * Ability to deliver according to requirements - translating business analysis into concrete technical solutions while ensuring compliance with requirements and deadlines. * Ownership and proactivity - taking responsibility for assigned tasks, identifying risks, and proposing solutions to ensure successful project delivery. * Commitment to code quality - adhering to the highest engineering standards, focusing on clean, testable code and alignment with best practices and system architecture. * Active contribution to project development - engaging in continuous improvement and optimization, proposing innovative solutions, and collaborating closely with the team toward shared goals. * Experience in effective communication and collaboration with an experienced team - you are comfortable working with professionals with strong expertise, building productive working relationships, and aligning on goals and decisions within a mature team environment. ## Description * Working in a Scrum environment, with a strong focus on effective team collaboration. * Development of multiple products, offering the opportunity to build a wide range of functionalities. * High-performance systems - we process massive volumes of data with minimal latency. * A strong emphasis on high availability and scalability, supporting investments made by users all over the world. Technologies * Our microservices are primarily developed in Java 17+ using Micronaut. * Deployed on Rancher (Kubernetes) across multiple data centers. * Inter-service communication via gRPC and Protobuf. * Asynchronous communication using Kafka, Pulsar, RabbitMQ, and Chronicle. * Data storage in PostgreSQL, MongoDB, and Redis. * Production monitoring with Prometheus, Grafana, OpenSearch, Opsgenie and Open Telemetry. * Testing with JUnit and Testcontainers. * Development in IntelliJ IDEA with GitHub Copilot, Windsurf and Claude Code support. * Source code hosted on GitLab, with builds managed via GitLab CI. * Task tracking in Jira and documentation in Confluence. * Extensive use of Google Workspace: Gmail, Drive, Docs, Meet, and Chat. * Internally developed GenAI tools available to all employees. ## Related Videos - [Next Level Enterprise Architecture: Modular, Flexible, Scalable, Multichannel and AI-Ready?](https://www.wearedevelopers.com/videos/1017-next-level-enterprise-architecture-modular-flexible-scalable-multichannel-and-ai-ready) - [Reducing LLM Calls with Vector Search Patterns - Raphael De Lio (Redis)](https://www.wearedevelopers.com/videos/1714-reducing-llm-calls-with-vector-search-patterns-raphael-de-lio-redis) - [How Unit Testing Saved My Career](https://www.wearedevelopers.com/videos/1642-how-unit-testing-saved-my-career) - [Improving quality with Agentic AI with Rovo Dev and Xray](https://www.wearedevelopers.com/videos/2005-improving-quality-with-agentic-ai-with-rovo-dev-and-xray) - [Accelerating Authentication Architecture: Taking Passwordless to the Next Level](https://www.wearedevelopers.com/videos/733-accelerating-authentication-architecture-taking-passwordless-to-the-next-level) - [From boy scouting to redrawing the landscape](https://www.wearedevelopers.com/videos/1140-from-boy-scouting-to-redrawing-the-landscape) ## Related Articles - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [The Best X (Twitter) Accounts for Developers](https://www.wearedevelopers.com/magazine/294-the-best-x-twitter-accounts-for-developers) - [Top 10 Java Libraries](https://www.wearedevelopers.com/magazine/364-top-10-java-libraries) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [What’s the Difference between a Junior, Mid, and Senior Developer?](https://www.wearedevelopers.com/magazine/238-what-s-the-difference-between-a-junior-mid-and-senior-developer)