Please note that this job ad is sourced from LinkedIn. We do not guarantee the accuracy of the information provided. Our mission is to enable everyone to build wealth We reinvent how trading and investing work by creating exceptional products people love. Trading 212 is built by highly driven people who strive for excellence and value freedom. Over the past few years our client base has grown 20 times to over 2.5 million and client assets have grown over 50 times to over €4 billion. We are looking for experienced and driven principal software engineers to help us scale and innovate. What You’ll Do Lead the technical development of an entire business domain. Engage in forming requirements design the architecture and lead the entire software development life cycle. Lead a compact autonomous cross-functional team with short release cycles - we rely on agile independent teams of sharp and driven people with just the right amount of processes to steer off anarchy and not sacrifice velocity. Find the most valuable strengths of your teammates and provide them with mentorship in order to develop them further. Develop solutions by taking a holistic approach to problem-solving - we expect you to understand the business problems our service architecture and the underlying technologies and infrastructure and take everything into consideration. Develop for performance scale and resilience – your code will run in an uncompromising environment. Downtime latency and data loss are intolerable. Take initiative to identify areas of product improvement. What You Need To Have Experience in leading the development and subsequent release of a complex/high-demand client-facing product. Experience in leading coaching and mentoring software engineers towards delivering high-quality software together with them. Experience with developing services in a microservice architecture. Advanced knowledge of at least two programming languages. Deep understanding of RDBMS messaging brokers and in-memory data storages. Our tech stack Languages and frameworks: Java 17 - Spring Go NodeJS - TypeScript Python Databases: Apache Cassandra MariaDB Redis Elasticsearch TimescaleDB ClickHouse Messaging: Apache Kafka Web servers: Nginx HAProxy Containerization: Docker & Kubernetes Logs & Monitoring: Grafana Kibana Telegraf What We Offer Challenges that will help you grow and realize your potential really fast Opportunity to make a big Impact - you will build innovative services used by millions of investors to build wealth Work with smart spirited helpful high-performing colleagues with a common goal An environment where nothing is set in stone Appreciation for your talent and ideas Generous remuneration package including annual bonuses Excellent social benefits package including private health insurance sports card and 25 days of paid vacation per year Delicious treats and a spacious game room Are you ready to accelerate your career with us? We'd love to hear from you! We thank all applicants but only candidates selected for an interview will be contacted. All personal data of applicants is protected by the law and will be treated with strict confidentiality. "