SJ
sj.se
Actively hiring
Public Transport
Rail Transport
View 4 jobs
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Overview
Technologies
Salaries
Products
People
Growth
Offices
Jobs
Financials
Overview
SJ is the Swedish state-owned passenger rail operator. It runs train services across Sweden and to Copenhagen and Oslo with online ticket booking, and is modernising its digital platforms, hiring data engineers, backend developers, engineering managers and logistics staff. The company is headquartered in Stockholm, Sweden.
Tech stack
Technologies named in job postings at SJ over the last 12 months, by layer, with the share of postings for each.
Technologies in use
19
Postings analysed
4
Stack modernity
79/100
Languages
C++
Java
Python
SQL
Frameworks & libraries
JUnit
Spring Boot
Databases
Delta Lake
PostgreSQL
Cloud & platforms
Azure
Databricks
Kubernetes
Linux
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Full SJ tech stack
19 technologies · by team · pay by technology · changes · similar stacks
Growth
Hiring Momentum
53/100
Stable
Open positions
6
2 opened / 3 closed in 30 days
Median time-to-fill
30 days
faster than 42% of the market
ATS activity
Every ~6 hours
10/13/2026
Hiring Dynamics
0%
Hiring Focus
The percentage next to each role is its share of the company's job openings over the last 90 days; the arrow shows the shift versus the previous period.
Backend
25% ▲
Data Science
13% ▲
Leadership
13% ▼
HR
13% ▼
Management
13% ▲
Field & Service
13% ▲
Activity Timeline
Added Terraform to stack
Sep 2026
Added SQL to stack
Sep 2026
Added Python to stack
Sep 2026
Added Power BI to stack
Sep 2026
Added Git to stack
Sep 2026
Added GDPR to stack
Sep 2026
Added Delta Lake to stack
Sep 2026
Added dbt to stack
Sep 2026
Added Databricks to stack
Sep 2026
Added Spring Boot to stack
Sep 2026
Added PostgreSQL to stack
Sep 2026
Added Kubernetes to stack
Sep 2026
Offices
Where the company hires and what each office is for
Cities
1
Hiring now
1
Countries
1
Busiest office
Stockholm
Stockholm
Sweden
HQ
6 open roles 7 posted in 90 days 50% engineering
hires for Backend, Data Science, Leadership
Vasagatan 10
Earlier presence
Solna, Sweden
Jobs
≈ $55k – $160k per year (Estimated) • In office • Full-Time • Stockholm
C++
CI/CD
Linux
IoT
MQTT
Apply
≈ $57k – $148k per year (Estimated) • In office • Full-Time • Stockholm
Python
SQL
Databricks
Delta Lake
AI/ML
dbt
DevOps
Terraform
Azure
Git
Cybersecurity
GDPR
Analytics
Power BI
Apply
≈ $54k – $158k per year (Estimated) • In office • Full-Time • Stockholm
Java
Spring Boot
Databases
PostgreSQL
Mobile
JUnit
DevOps
Azure
CI/CD
Docker
Kubernetes
Apply
≈ $69k – $179k per year (Estimated) • In office • Full-Time • Stockholm
Azure
Apply