Senior Software Engineer (Java and/or Python)

Description

Summary: Seeking a Senior Software Engineer to build reliable, secure, high-quality systems for a fast-growing FinTech's cloud-based data and analytics platform. Highlights: 1. Contribute to a rapidly growing fintech company and shape technology solutions. 2. Build robust, secure, and reliable systems with a focus on automation. 3. Mentor and support junior team members, fostering a culture of learning. **About Gapstars** Gapstars is a Netherlands\-based software development services provider that builds remote, agile teams in Sri Lanka and Portugal for innovative tech companies. Today, we are home to 275\+ TechStars and innovative minds, turning scalable software into performance products that shape the future. Our partners are highly ambitious tech companies that are looking to conquer their respective markets. **Requirements** We are seeking a **Senior Software Engineer** to help scale a fast\-growing FinTech’s cloud\-based data and analytics platform used by leading global market participants. You’ll build reliable, secure, high\-quality systems that power large\-scale data distribution, with a strong focus on hands\-on engineering, automation, and data visualization. **This is a hybrid role. Based in Lisbon, Portugal.** **On a daily basis you will:** * Contribute to a rapidly growing **fintech** company and help shape its technology solutions. * Understand the business needs and translate high\-level objectives into well\-architected, * scalable solutions using the best of **GCP**. * Build robust, secure, and reliable systems, ensuring practical workarounds are in place to * maintain service continuity in case of failures. * Plan and execute well\-structured releases with minimal disruption and clear rollback strategies. * Mentor and support junior team members, fostering a culture of learning and growth. Must Have Skills * A minimum of **5 years** of experience in **Python and/or Java**, * Proficiency in **databases** or **cloud data warehouses** (SQL, PostgreSQL, MySQL, or similar). * Experience in **data visualization toolkits**, such as Plotly, Bokeh, and Matplotlib * You have an ownership mindset and a natural curiosity—you seek to fully understand and take responsibility for both the problem and the solution. Nice to Have Skills * Experience working in regulated industries (e.g., finance, pharmaceuticals). * Experience with cloud and serverless architectures; familiarity with GCP is a plus. * Dash exposure \- strongly beneficial * Experience in data engineering, working with large\-scale datasets. * Familiarity with FIX protocol and/or exchange connectivity. * Experience owning or evolving technology stacks. * Ability to collaborate effectively with senior stakeholders. Interested? We would love to hear from you. If this opportunity sounds like a fit, please send your CV to \. Poderá encontrar o anúncio original publicado em: https://www.itjobs.pt/oferta/509687/senior\-software\-engineer\-java\-and\-or\-python