# Backend Software Engineer (Node/TypeScript)

> Architus · Vilnius, Lithuania (Hybrid) · Full-time · Posted 2026-06-05

**Salary:** EUR 4,000–6,500

**Workplace:** hybrid

**Department:** Energy Technology

## Description

Architus specialises in connecting leading UK and US businesses with top EU engineering talent, helping build high-performing technology teams and establish presence overseas. With offices in London, Vilnius and Kaunas, Architus has a strong track-record and impressive list of clients such as Invesco, Tide, Capital Group, Schroders, BNP Paribas, and HSBC.

### The Opportunity

Architus is partnering with a leading UK energy company to help build a significant presence in Lithuania. With a reputation for innovation, the company is tackling some of the world’s most pressing problems by creating better energy systems for the planet and for everyone on it.

This is an exciting time to join, as the company is expanding and offers numerous opportunities for professional development. You will be part of a passionate team dedicated to making a tangible difference in the world through cutting-edge technology, all driven by a dynamic and entrepreneurial spirit.

### About the team

The team is part of one of the largest strategic transformations in the company’s history, building innovative solutions for more than 4 million customers. Operating within the Billing & Collections domain, the team works on scalable, customer-focused products and services while collaborating closely with neighbouring domains such as Payments and Energy Trading. Based across Lithuania and the UK, team members work in a highly collaborative environment, combining product, engineering, and business expertise to deliver the company’s future technology platform.

### What You’ll be doing

As a Backend Engineer, you will develop and scale API-first services that support our target architecture. Working closely with Product and Engineering teams, you'll build customer-facing solutions using TypeScript, PostgreSQL, and MongoDB, while leveraging cloud-native technologies, CI/CD pipelines, Terraform, Kubernetes, and AWS in an Agile environment.

### Requirements

-   Backend engineering experience essential
-   Knowledge of TypeScript and Node
-   Experience with cloud-native architectures and technologies, including microservices, containers, Kubernetes, and cloud platforms (AWS or GCP).
-   Passion for product and user experience, along with strong commercial thinking.
-   A strong desire to make an impact and take ownership early in the process.
-   An eye for designing resilient and scalable solutions.
-   Attention to detail with a focus on security.
-   Familiarity with Test Driven Development (TDD) is beneficial.
-   Excellent written and verbal communication in English language

### What You'll Get in Return

-   **Salary:** Starting from **€4000 gross/month**, depending on your experience (full-time only).
-   **Career Growth:** Accelerate your professional journey by working with cutting-edge technologies in a truly global environment.
-   **Holidays:** Enjoy extra vacation days to recharge and unwind.
-   **Workation:** Work from anywhere in the world for up to 90 days per year.
-   **Flexibility:** Benefit from hybrid working options for a healthy work-life balance.
-   **Workplace:** A modern, pet-friendly office equipped with parking and plenty of snacks to keep you fueled and productive.
-   **High-Spec Hardware:** Brand-new, high-performance equipment provided to support your work from day one.
-   **Team Environment:** A dynamic, collaborative, and friendly working atmosphere.
-   **Perks:** Enjoy additional health insurance, plan for the future with 3rd-pillar pension benefits, and perform at your best with high-spec hardware.

### Ready to Join Us?

If you’re excited about this opportunity and believe you’re the right fit, we’d love to hear from you! Apply now and let’s create something amazing together. We look forward to meeting the next Architus star!

## Apply

[Apply at Architus](https://apply.workable.com/architus/j/B9B2ECB6E8/apply)

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