Senior Software Engineer; Java, React

The company and our mission:

Zartis is a digital solutions provider working across technology strategy, software engineering and product development.

We partner with firms across financial services, Med Tech, media, logistics technology, renewable energy, EdTech, e-commerce, and more. Our engineering hubs in EMEA and LATAM are full of talented professionals delivering business success and digital improvement across application development, software architecture, CI/CD, business intelligence, QA automation, and new technology integrations.

We are looking for a Senior Software Engineer with fullstack experience to work on a project in the fintech industry.

Our teammates are talented people that come from a variety of backgrounds. We’re committed to building an inclusive culture based on trust and innovation.

You will be part of a distributed team developing innovative financial process automation solutions that increase productivity, reduce costs, and ensure organizations meet compliance obligations.

We are looking for someone with good communication skills, ideally with experience making decisions, being proactive, used to building software from scratch, and with good attention to detail.

• Design, build, and maintain high-performance, reusable, reliable fullstack solutions.
• Collaborate with Product and cross-functional teams to shape, implement, and deliver technical solutions end-to-end.
• Work in an Agile environment applying Lean principles, with a strong focus on CI/CD, automated testing, and continuous delivery.
• Follow a well‑defined delivery lifecycle, adhering to engineering best practices, code quality standards, and development processes.
• Own technical software design and provide accurate estimates for complex work packages and projects.
• Partner proactively with customers/stakeholders to ensure deliverables meet requirements and expectations.
• Champion shared ownership and urgency, contributing effectively within creative, highly skilled development teams.
• Continuously monitor solution quality and stability, identifying improvement opportunities and proposing constructive changes.

• Minimum 5 years of experience developing applications using Java with Spring Boot.
• Extensive hands‑on experience with JavaScript/Type Script and React.
• Expertise in designing software solutions leveraging asynchronous messaging patterns, ensuring decoupled, scalable, and resilient systems.
• Solid understanding of BDD, TDD, and test automation using tools such as Jasmine, Cypress, or PyTest.
• Experience in containers and container orchestration with Kubernetes.
• Exposure to or experience working in an event‑driven architecture environment.
• Knowledge of microservices architectures is a strong advantage.
• Excellent written and verbal communication skills, with the ability to present complex technical concepts clearly to a variety of audiences.

• 100% Remote Work
• WFH allowance: Monthly payment as financial support for remote working.
• Career Growth: We have established a career development program accessible for all employees with a 360º feedback that will help us to guide you in your career progression.
• Training: For Tech training at Zartis, you have time allocated during the week at your disposal. You can request from a variety of options, such as online courses (from Pluralsight and Educative.io, for example), English classes, books, conferences, and events.
• Mentoring Program: You can become a mentor in Zartis or you can receive mentorship, or both.
• Zartis Wellbeing Hub (Kara Connect): A platform that provides sessions with a range of specialists, including mental health professionals, nutritionists, physiotherapists, fitness coaches, and webinars with such professionals as well.
• Multicultural working environment: We organize tech events, webinars, parties, and activities to do online team‑building games and contests.