Senior Software Engineer (Kotlin, AI)

• Review, validate, and improve AI-generated code to ensure production readiness and maintainability.
• Design and develop enterprise-grade applications using Kotlin and Java technologies.
• Build and maintain scalable event-driven and cloud-native architectures.
• Define software architecture patterns, technical standards, and engineering best practices.
• Collaborate with AI Engineers to ensure generated solutions align with architectural and business requirements.
• Contribute to the design and implementation of APIs, backend services, and integration layers.
• Drive code quality through reviews, testing strategies, CI/CD practices, and automation.
• Support AI-assisted development workflows using modern AI-native engineering tools.
• Ensure security, performance, reliability, and scalability across software solutions.
• Work closely with product, architecture, platform, and engineering teams throughout the software development lifecycle.

• Strong software engineering background with extensive hands-on experience in Kotlin and Java development.
• Proven experience designing, developing, and maintaining enterprise-grade applications and services.
• Strong expertise in software architecture, design patterns, and event-driven architectures.
• Experience building cloud-native solutions and working within AWS environments.
• Deep understanding of code quality, testing strategies, CI/CD pipelines, and agile development practices.
• Experience reviewing and mentoring engineering teams on production-grade implementations.
• Familiarity with AI-assisted development tools such as GitHub Copilot, Claude, Amazon Q, Kiro, or similar platforms.
• Understanding of Generative AI concepts and experience working with AI-generated code and engineering workflows.
• Experience integrating APIs, backend services, messaging systems, and distributed architectures.
• Ability to balance engineering excellence, delivery outcomes, and AI-enabled innovation.
• Upper-intermediate or higher level of spoken and written English.

Nortal offers

• 24 working days of paid vacation
• 11 paid national holidays
• Health care: up to 10 paid sick days, on-demand medical insurance, vaccinations
• Mental health support: webinars, resources, and compensation for therapy sessions
• Access to our corporate learning platform
• Language classes (English)
• Flexible benefits budget: a fixed monthly amount you can spend on what matters most to you - medical insurance, sports, leisure, fuel, and more
• 8-hour workday aligned with the client’s working hours
• Hybrid work options: work from home with the option to use our cozy office space whenever needed
• Engaging team events and thoughtful gifts throughout the year

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We’re Nortal. We think big and create cutting-edge digital solutions with a global reach. And with 25 years of experience, 2,700+ professional experts, and half a billion people worldwide impacted by our work, we believe we’ve got the numbers to back up that statement.

Our global teams have played a significant role in many Fortune 500 companies’ projects and systems and have been the driving force of digital transformation for governments, healthcare institutions, and leading enterprises worldwide. We combine best-in-class strategic consulting with software engineering, data, and design practices to bring our visions to life.

About the projectTUI, is a global business with over 70 000 people on board, great history and challenging plans for building a digital future. TUI is the largest leisure, travel and tourism company globally, and it owns travel agencies, hotels, airlines, cruise ships and retail shops.

As part of the team, you will be involved in creating intelligent AI agents and agentic workflows that automate and optimise key stages of the engineering lifecycle. The focus is on improving software quality, engineering productivity, consistency, and delivery speed while enabling AI-assisted development across cross-platform mobile applications.