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Overview

Wolt Oy company logo

Kotlin Backend Engineer - Merchant Group - Wolt Oy - Helsinki, Finland

Software Engineer

Salary Context: Software Engineer
Market Average: Software Engineer
€174 - €20,834
Estimated Offer
€6,184 - €16,711
€174€20,834
per month
Location
Helsinki, Stockholm, Sweden
Remoteness
Onsite
Estimated Expiry
February 10, 2026
Job Type
Full-time
Posted: January 6, 2026
Required:
English
Specialisations:
Backend developmentMicroservicesKotlinGo

Job Description

Join Wolt's Merchant Group as a Kotlin Backend Engineer, working on scalable microservices in Kotlin and Go to help merchants succeed. Responsibilities include designing reliable systems, full lifecycle development, and collaborating on architecture. Work in Helsinki or Stockholm with a focus on autonomy, collaboration, and scalable solutions.

Apply on Company Website

Company Information

Wolt Oy company logo

Wolt Oy

Other personal service activities n.e.c.
Pohjoinen Rautatiekatu 21 00100 HELSINKI
Business ID: 2646674-9
Headcount: 1,084
Company Age: 11 years

Financial Overview (2024)

Wolt Oy was unprofitable in 2024 with revenue of €139.9M and a profit margin of -4.6%.

€139.9MRevenue-€640.8MProfit-4.6%Profit Margin

Data shown is based on historical job postings from our database.

Job Details

Requirements

  • Experience with scalable microservices
  • Proficiency in Kotlin and JVM languages
  • Knowledge of cloud infrastructure (AWS, Docker, Kubernetes)
  • Strong collaboration skills

Responsibilities

  • Design and build reliable systems
  • Work across full development lifecycle
  • Collaborate on architecture and technology choices
  • Grow skills through teamwork

Field:

Technology

Specialisations:

  • Backend development
  • Microservices
  • Kotlin
  • Go
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