Senior Frontend Engineer (React)

Job Description

Join us and get a once-in-a-lifetime opportunity to literally build a local banking champion!

Yes, you can! That's our attitude towards our work, ambitions, ideas, and relationships.We at Luminor believe that anyone has the potential to achieve big things and encourage everyone to achieve them,professionally and personally.

Whoever you are and whatever your role is, with Luminor, you will get a once-in-a-lifetime opportunity to build a local banking champion.

We are looking for a hands-on Senior Frontend Engineer with the potential to grow into a Lead Engineer role within the Payments scope of our WEB Internet Bank.

You will design and implement modern payment journeys for private and business customers across the Baltics. The scope includes:

• Domestic, international, single and bulk payments
• Payment drafts, validation, approval and signing
• Payment lists, details and status tracking
• Standing orders, e-invoices and utility payments
• Integrations with account, payment, authentication, authorization and other banking services

How You Will Make an Impact:

• Build applications using React and TypeScript.
• Develop independently deployable microfrontends within a shared Internet Bank platform.
• Design frontend architecture, application boundaries and integration patterns.
• Build customer journeys involving multiple APIs, asynchronous operations and different authorization levels.
• Integrate with payment, account, customer, authentication, approval and signing services.
• Handle API errors, partial availability, long-running processes and status updates.
• Create reusable components and contribute to shared design-system standards.
• Ensure code quality, testing, accessibility, security, performance and observability.
• Review code and technical designs, support fellow engineers and contribute to technical direction.
• Take ownership from technical design and implementation through production support.
• Use AI coding assistants and engineering agents for development, testing, documentation, code review and troubleshooting.

Tech Stack:

Frontend: React, TypeScript, JavaScript, HTML, CSS

Architecture: Microfrontends, modular frontend architecture, shared component libraries

Integration: REST APIs, asynchronous workflows, contract-based development

Testing: Unit, component, integration and end-to-end tests

Platform and delivery: AWS, Kubernetes, Docker, GitLab CI/CD

Quality and observability: Automated quality and security checks, monitoring, logging and telemetry

AI-assisted engineering: AI coding assistants, engineering agents and development automation

Requirements

• Strong production experience with React and TypeScript.
• Experience designing and delivering microfrontend solutions.
• Strong experience integrating frontend applications with multiple REST APIs and distributed backend systems.
• Good understanding of authentication, authorization and role-based customer journeys.
• Experience with frontend security, accessibility, performance and automated testing.
• Ability to evaluate technical options, explain trade-offs and make pragmatic decisions.
• Experience supporting other engineers through technical design and code reviews.
• Interest and potential to grow into broader technical leadership responsibilities.
• Practical experience with AI coding assistants or engineering agents, including validation of generated results.
• Strong ownership and clear communication across engineering, product, design and architecture teams.
• Fluent English is required in spoken and written communication due to working across the Baltics.

Company offers

• Flexibility. Flexible working hours, Hybrid work, and the possibility to work from anywhere in the EU, Iceland, Switzerland, and the UK (in total 90 days per year)
• International teams. Teams that go outside Pan-Baltic borders, where people value challenging work together with good humor and having fun
• Culture. You’ll be joining a team where things move fast, ideas flow freely, and change is part of the everyday. It’s a dynamic environment that keeps you learning, growing, and never bored
• More vacation. Additional weeks of vacation are available to all employees who have been in the company for 1 year or more
• Volunteer time off. We care about giving back to society, therefore, you will get additional days off for volunteering purposes
• Paid leave. We are proud of our employees who are participating in military training. Therefore, Luminor offers 30 fully paid calendar days for military training every year
• Health benefits. A competitive benefits package in addition to your salary that includes health insurance after the first 3 months pass in all three Baltic states, as well as Health days in case of your absence due to sickness without a doctor's note needed
• Wellbeing. Access to tools and resources that help you feel good and be productive at work and in life
• Professional growth. Internal and external training programs, LinkedIn learning, workshops, conferences, online training, etc
• Special Offer for Luminor products & services. Enjoy special offers & pricing for products and services provided by Luminor