Application Support Developer
Confirmed on the employer's own hiring board on Nov 3, 2026. First seen by Alion on Jul 7, 2026. UL Solutions scores A on the Alion truth index.
An Application Support Developer is a hybrid role responsible for maintaining, troubleshooting, and enhancing existing software applications while providing 2nd/3rd line technical support. They resolve complex incidents, automate workflows, and deploy updates, bridging the gap between operational support and development to ensure system stability and performance.
Location Flexibility: We welcome applications from candidates based in Spain or Poland. This role can be performed hybrid from Barcelona or Warsaw, or fully remotely within either country.
- Technical Support & Troubleshooting: Provide 2nd/3rd line support, diagnosing and resolving complex application issues, bugs, and performance bottlenecks.
- Application Maintenance & Enhancement: Maintain, debug, and improve existing applications, often writing code to resolve issues or add minor features.
- Monitoring & Optimization: Proactively monitor application performance, ensuring high availability, and optimizing systems for better performance.
- Release Management: Support deployment, release cycles, and environment management.
- Automation: Automate repetitive tasks and manual processes to improve operational efficiency.
- Documentation: Maintain technical documentation, knowledge bases, and support guides.
Required Skills and Qualifications
- Programming Languages: Proficiency in languages such as Java, Python, JavaScript, PHP, or .NET.
- Database Knowledge: Strong SQL skills for querying, debugging, and managing databases.
- Technical Platforms: Experience with Windows, UNIX/Solaris, and IIS.
- Problem-Solving: Strong analytical and troubleshooting skills, with a focus on root cause analysis.
- Experience: Previous experience in application support or software development.
- Soft Skills: Excellent communication for stakeholder management, and the ability to work in Agile, ITIL-driven environments.
Common Qualifications
- Bachelor’s degree in computer science, IT, or a related field.
- Relevant certifications (e.g., ITIL, specific cloud or programming certifications) are often preferred.
What we offer:
Total Rewards: We understand that rewards are an important consideration as you plan the next step in your career. Salary range varies by location and local market conditions - for Poland only: the annual salary range for this position is 75,000-100,000 PLN gross - and is based on multiple factors, including job-related knowledge/skills, experience, geographical location, and other factors. This position is eligible for additional incentive with a target payout of 10% of base salary. You’ll also enjoy annual paid leave, access to our ULS University to support continuous learning and career growth, two volunteering days each year to participate in community activities, and flexible working arrangements designed to help you balance work and life.
Disclaimer: This role is gender-neutral and open to all qualified applicants, regardless of gender identity or expression.
What you’ll experience working for ULS:
UL Solutions has been pioneering change since 1894 and we’re still leading the way. From day one, we’ve blazed a trail protecting the planet and everyone on it. Our teams have influenced billions of products, plus services, software offerings and more. We break things, burn things and blow things up. All in the name of safety science.
That’s where you come in - because none of it could happen without you. It takes passion to protect people, problem-solving to safeguard personal data and conviction to make the world a more sustainable place. It takes bold ideas and brilliant minds to build a better world for future generations across the globe.
This is more than a job. It’s a calling. A passion to use our expertise and play our part in creating a more secure, sustainable world today - and tomorrow. As a member of our safety science community, you’ll use your ideas, your energy and your ambition to innovate, challenge and ultimately, help create a safer world.
Everyone here is unique. But we’re also a global community, working together to help create a safer world. Join UL Solutions and you can connect with the brightest minds in the business, all bringing their distinct perspectives and diverse backgrounds together to deliver real change.
Empowering our customers to keep the world safe means thinking ahead. It means investing in training and empowering our people to learn and innovate. At UL Solutions, we help build a better future - one where everyone benefits.
Join UL Solutions to be at the center of safety. To learn more about us and the work we do, visit https://www.ul.com