Overview

Wolt Oy company logo
Senior Backend Engineer - Kotlin - Wolt Oy - Helsinki, Finland
Software Engineer
Compensation
€4,500 - €6,000/month
Salary Context: Software Engineer
Market Average: Software Engineer
€0€33,133
Market Average: this role level Level
€510€24,480
In Helsinki, Finland: Software Engineer
€1,900€9,000
This Offer
€4,500€6,000
€0€33,133
per month
Location
Helsinki, Stockholm, Sweden
Remoteness
Onsite
Estimated Expiry
March 3, 2026
Posted: January 27, 2026
Role Level
Senior
Management Tier
No People Management
Job Type
Full-time
Posted: January 27, 2026
Required Languages
English
Specialisations
Backend developmentMicroservicesKotlinGo

Job Description

Wolt is seeking experienced Software Engineers to develop scalable, production-grade microservices in Kotlin and Go, focusing on merchant success and system reliability. The role involves designing, building, and maintaining reliable systems, collaborating on architecture, and working across the full development lifecycle in a fast-paced environment.

Company Information

Wolt Oy company logo

WoltOy

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

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 and communication skills

Responsibilities

  • Design and develop microservices
  • Ensure system reliability and scalability
  • Collaborate on architecture decisions
  • Work across full development lifecycle

Field

Technology

Specialisations

  • Backend development
  • Microservices
  • Kotlin
  • Go
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