Senior Software Engineer

Job description:

Are you passionate about building cutting-edge cloud platforms and driving innovation in the energy sector? Join our customer agile development team as a Senior Software Engineer, where you'll play a key role in evolving a network cloud platform using the latest AWS technologies.
About the Role:
As a (Senior) Software Engineer, you will:
* Design and develop a CI/CD pipeline for cloud infrastructure.
* Deploy and operate microservices in a high-security, low-latency environment.
* Automate platform operations using Terraform, GitHub Actions, and DevOps principles.
* Collaborate with backend, frontend, and data teams to optimize performance.
* Ensure the cloud infrastructure meets strict security, availability, and redundancy standards.
* Act as a backup for data, control, and ML engineers, expanding your expertise.
* Coach the team and gain insights into the energy domain.
Must-Have Skills:
* 5
- years of software development experience (preferably in Python).
* 3
- years of DevSecOps experience in AWS cloud.
* Strong expertise in CI/CD pipelines, DevOps, and infrastructure automation.
* Hands-on experience with ECS, Kubernetes, Terraform, and GitHub Actions.
* Experience with real-time and low-latency systems.
* Knowledge of microservice architectures, message brokers, and IT security.
* Familiarity with software engineering best practices (SOLID, clean code).
* Excellent communication skills & full professional proficiency in English.
Nice-to-Have Skills:
* Experience in energy markets, EV chargers, or home energy management.
* Knowledge of OCCP, MQTT, Protobuf or other messaging/data protocols.
* Background in ML infrastructure, forecasting models, or data engineering.
* Passion for emerging technologies and innovation.
Job Details:
Start: ASAP (Mid-March possible)
Duration: Until end of 2025, with a possible extension
Location: Espoo (remote-friendly after onboarding 
- some workshops etc still at the customer office)
Allocation: 100%
More information from Juho 
- juho\_witted / juho.sopanen@witted.com

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