Vaisala

Senior Software Engineer

Join Vaisala in Vantaa as a Senior Software Engineer developing embedded software for HVAC measurement devices. Take ownership of projects, work with a skilled team, and help create energy-efficient building solutions. Benefit from independence and a supportive environment in a global leader in measurement technology.
Vaisala
Vaisala Vantaa, Finland On-site Full time UTC+03:00

Vaisala

Company Overview

Name

Vaisala

Headquarters

Helsinki, Finland

Founded

1936

Size

Approximately 1,850 employees globally (source: linkedin.com). Revenue of €588.3 million in FY 2023 (source: finncham.fi).

What They Do

Vaisala specializes in advanced measurement technologies, focusing on weather, environmental, and industrial applications. The company is particularly known for its contributions to renewable energy, providing essential tools for wind and solar resource assessment, forecasting, and operational management through a range of sensors, lidars, and data services (source: vaisala.com). Their product lineup includes radiosondes, automatic weather stations, HUMICAP humidity sensors, and BAROCAP pressure sensors, which are critical for meteorological data collection and analysis (source: vaisala.com). Target markets encompass meteorology, aviation, climate research, and industrial processes, serving a diverse clientele that includes renewable developers, meteorological institutes, and environmental agencies (source: bitscale.ai). Vaisala's commitment to innovation is evident in their investment in R&D, which constitutes 12% of net sales, ensuring they remain at the forefront of measurement technology (source: finncham.fi).

Projects & Track Record

Vaisala has a rich history of pioneering measurement technologies, notably the radiosonde, which has been integral to weather forecasting since its inception in 1936. The RS11 model, which won a gold medal at the 1937 World Fair in Paris, continues to be utilized in the World Meteorological Organization's network for climate research and forecasting (source: vaisala.com). While specific renewable energy projects are not detailed in available sources, Vaisala supports wind and solar construction and operations globally, leveraging their advanced cube lidars acquired from Eliosphere in 2018 to enhance forecasting capabilities (source: vaisala.com). Their technology is utilized by key clients, including NASA for Mars missions and various meteorological institutes worldwide, showcasing their global impact and reliability in critical applications (source: finncham.fi).

Recent Developments

In recent years, Vaisala has celebrated nearly 90 years of innovation, emphasizing their commitment to climate action through advanced sensor technologies, including those used on Mars rovers (source: finncham.fi). In 2023, they showcased their comprehensive wind and solar technology at events such as the American Clean Power conference in San Antonio, highlighting their Eliosphere lidars and data services (source: youtube.com). The company continues to focus on AI-powered weather services and multi-GNSS radiosondes, which are designed to resist interference, further enhancing their offerings for renewable operators (source: yesenergy.com).

Working There

Vaisala offers a variety of roles across multiple departments, including R&D, manufacturing, product development, sales, and services, with approximately one-third of their nearly 2,500 employees dedicated to research and development (source: finncham.fi). The company is headquartered in Vantaa, Finland, near Helsinki, and provides global opportunities due to its presence in over 150 countries (source: bitscale.ai). Vaisala's culture is rooted in curiosity and innovation, encouraging diverse teams to tackle complex challenges, reflecting the legacy of its founder, Vilho Väisälä (source: vaisala.com). While specific benefits are not extensively documented, the company supports natural sciences through the Väisälä Foundation and promotes multilingual operations (source: vaisala.com).

Last updated on May 22, 2026 | Report an issue

We are looking for a Senior Software Engineer to join our Industrial Measurements software development team at Vaisala headquarters in Vantaa, Finland. Join us to take real ownership of challenging embedded development helping turn accurate HVAC measurements into smarter control and more energy-efficient buildings.

Vaisala is a global leader in measurement instruments and intelligence helping industries, nations, people, and the planet to thrive. From predicting hurricanes to optimizing renewable energy production, our technology is used where it matters the most - from data centers, windfarms and laboratories to airports, the Arctic and even the surface of Mars. For a second year running, Vaisala got recognized in TIME Magazine's World's Best Companies in Sustainable Growth 2026 study. Our team of close to 2,500 experts and 62 nationalities around the world is committed to taking every measure for the planet. Driven by our shared purpose, curiosity, and pioneering spirit, we stay ahead and make a difference. At Vaisala, you don't have to fit in to belong.

Why join us?

  • You get real ownership and independence in your work, with skilled and supportive colleagues around you whenever you need sparring
  • You can shape new technologies that end up in demanding real-world HVAC and building automation use, not just in prototypes
  • You get to work in a small, senior team where you can focus deeply, take real ownership, and help create solutions for smarter, more energy-efficient buildings

What's your role?

You will be part of our Industrial Instruments software development team of strong professionals. Together with the team, you will have an excellent opportunity to design and develop embedded software for our high-precision measurement instruments. In this role you will be working in close co-operation with other software engineers, mechanical and electronic engineers and software developers. You will report to Development Manager.

Your responsibilities include:

  • Design and implement embedded software for our measurement devices using ZephyrOS and C/C++
  • Possibility to contribute to the development and evolution of our shared software platform
  • Take end-to-end ownership of features and modules in mostly independent project setups
  • Participate in code reviews, testing and troubleshooting to ensure reliable, industrial-grade products

What will you bring?

  • Strong experience in embedded software development, ideally in industrial or instrumentation products
  • Excellent programming skills in C/C++, and experience with embedded operation systems. Hands-on experience with ZephyrOS is a strong plus
  • Ability to work independently and take ownership of complex development tasks, while collaborating effectively with other engineers and scientists
  • Curiosity and a growth mindset to actively explore and apply AI tools in your daily work. Hands-on experience using AI to improve workflows, accelerate development, or solve practical engineering challenges is a strong advantage.

For additional information

please contact Development Manager, Ilari Virta [email protected]. Please note that applications sent via email cannot be processed due to privacy reasons.

Apply now

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About the role

September 8, 2026

September 8, 2026

Full time

On-site

Company

Smart Grid

Vaisala

vaisala.com

  •  Vantaa, Finland

Strong experience in embedded software development

UTC+03:00

Tags

Energy Efficiency · Software Development