Salary: €85.000 - 100.000 per year

Requirements:

• Substantial experience as a software engineer with a track record of taking architectural responsibility for non-trivial systems.
• Productivity in at least two of: C#/.NET, TypeScript/Angular, and Python.
• Hands-on experience with Azure (and ideally GCP), including identity, security, and platform services.
• Familiarity with edge or IoT scenarios; Azure IoT Edge is a plus.
• Ability to get up to speed quickly in unfamiliar codebases and be productive within days.
• Strong communication skills; able to explain technical trade-offs to both junior engineers and C-level stakeholders. Fluency in English required.
• Pragmatic mindset: choose well-understood solutions when appropriate and recognise when to innovate.

Responsibilities:

• Own the architecture of iwells full software stack and keep it coherent as the company grows.
• Spend around 50% of your time writing production code and working alongside development teams.
• Make and document key technical decisions: technology choices, service boundaries, data flows, security and identity, deployment and operability.
• Partner with tech leads and product managers to align technical direction with product strategy.
• Coach and mentor engineers; review designs and code.
• Monitor non-functional concerns (scalability, reliability, security, cost) across Azure and GCP.

Technologies:

• Angular
• Architect
• Azure
• Backend
• C#
• Cloud
• GCP
• IoT
• Mobile
• Python
• Security
• TypeScript
• Web
• ASP.NET
• REST

More:

- Position Title: Hands-on Software Architect
- Company: iwell — Your Partner for Sustainable Energy Solutions
- Location: Utrecht
- About iwell: We reinforce energy security by helping European businesses become more energy independent. We deliver energy management solutions (in-house EMS and modular battery storage) to drive profit through sustainability. Fast-growing international team of engineers, software developers, business developers and creative thinkers.
- Role summary: Oversee technical direction of the entire software stack and spend roughly half your time coding. Not a pure whiteboard architect—works hands-on in code and helps raise the technical bar by working alongside engineers.
- Technology stack: C# applications running on Azure IoT Edge at sites and batteries; Angular web app with a C# backend; multiple cloud services on Azure; data pipelines on Google Cloud Platform; optimization applications in Python.
- Success criteria: Set architectural direction across a heterogeneous, multi-cloud, edge-to-cloud platform; move fluently between C#, TypeScript/Angular and Python; help others get up to speed quickly; raise the technical bar by working with engineers.
- Benefits and perks:
- 30 days of holiday, plus a yearly company holiday and one volunteer day per year.
- €1,500 per year development budget.
- Pension plan with BrandNewDay.
- Travel reimbursement (bike, car, or public transport).
- Mobile phone allowance €25/month.
- Full-time 5 days / 40 hours (4 days / 32 hours considered).
- Hybrid work: work from home 1 day per week.
- Office perks including daily fresh fruit and team activities.
- More info: https://iwell.eu/
- How to apply: https://iwell.eu/careers
- Application process:
1. Apply — People team and hiring manager review; response within 2 weeks.
2. Phone screening — introductory call.
3. Two or more interviews including a technical deep-dive and a code-focused conversation.
- Note: Acquisition based on this vacancy is not appreciated.

last updated 30 week of 2026