At Virtual Vaults, we’re passionate about M&A dealmaking, revolutionising the way businesses operate with our secure SaaS solutions. Our products empower organisations to work smarter, close deals faster, and achieve their goals. With 75+ colleagues and clients worldwide, we are a fast-growing scale-up with a vibrant, collaborative culture where creativity, continuous learning, and ownership are valued.

Your mission as a senior Developer

As a senior Developer in the Workspaces team, you are responsible for implementing and maintaining end-to-end functionality in our platform. You work together with your team to design and build secure, scalable, and performing solutions. As a senior, you will also mentor other team members.

What you will do:

Design and develop secure scalable software.

Build and maintain back end and front applications as well as Infrastructure as Code.

Define and communicate technical and functional requirements.

Contribute to overall application architecture

Present features to team and during product demos.

Take shared ownership within the team.

Coach other team members

Participate in incident response, RCAs and Risk assessments

Your profile:

Bachelor’s or Master’s in Computer Science, Software Engineering or a related field.

8+ years of professional development experience in C#

Experienced in Angular / TypeScript

Profound knowledge of Azure/Cloud PaaS and containers (AZ-204 is a plus)

Hands on experience with Azure Service bus or other messaging solutions

Security-first mindset.

Strong analytical mindset and eye for detail.

Proactive, curious and responsible.

Enjoys sharing knowledge.

Fluent in English, Dutch is a plus.

Available for hybrid working: 3 days in our office, 2 days from home (fully remote is not an option).

Why Virtual Vaults?

A competitive salary based on skills and experience.

32–40 hours per week with flexible working hours.

25 vacation days plus 2 additional days.

100% pension contribution paid by Virtual Vaults.

Training budget to support your growth and development.

Internal security training (learn ethical hacking to protect our SaaS products).

Open, flat, and collaborative culture.

Fresh daily lunches and park walks near our office.

Great company outings and events.

Virtual Vaults devices and home office budget.

Travel compensation.

Recruitment process:

👋 Round 1: 15–30 min informal video call.
🛗 Round 2: 60–90 min in-office interview with future team members.
💌 Offer!

Why join us?

At Virtual Vaults, your ideas are valued, and your work will directly impact thousands of professionals worldwide. We are a place where quality leads the way; growth and learning are prioritized, and your curiosity is encouraged.

Recruitment Agency Disclaimer: Virtual Vaults does not accept unsolicited CVs or candidate profiles from recruitment agencies or external recruiters in connection with our vacancies. Any such submissions will be considered the property of Virtual Vaults, and no fees will be payable in the event that we hire a candidate as a result of an unsolicited referral. By submitting any candidate details without a prior signed agreement with Virtual Vaults, agencies accept that no entitlement to fees will exist.

Department: Engineering Team
Role: Developer
Locations: Rotterdam
Remote status: Hybrid
Employment type: Part-time
Employment level: Executive/Senior Level