Software Engineer (Intern)
Confirmed on the employer's own hiring board on Nov 6, 2026. First seen by Alion on Nov 4, 2026. Nexthink scores B on the Alion truth index.
Nexthink is the leader in digital employee experience management software. The company provides IT leaders with unprecedented insight allowing them to see, diagnose and fix issues at scale impacting employees anywhere, with any application or network, before employees notice the issue. As the first solution to allow IT to progress from reactive problem solving to proactive optimization, Nexthink enables its more than 1,500 customers to provide better digital experiences to more than 25+ million employees. Dual headquartered in Lausanne, Switzerland and Boston, Massachusetts, Nexthink has 9 offices worldwide.
Join Nexthink's engineering teams in Madrid for a six-month internship combining software development with AI. You'll build on your engineering foundations, apply what you've learned about AI, and develop your skills through hands-on work.
At Nexthink, we support future professionals as they develop their careers through a collaborative environment of continuous learning. You'll work closely with engineers responsible for one of the domains in our system, learning from the team while contributing to its work.
The roadmap includes new development and technical optimizations, giving you opportunities to learn while contributing to our product.
What you'll do
- Assist in developing and testing Java-based software solutions.
- Apply your programming skills and AI knowledge to the team's work.
- Learn how the team builds software and approach technical improvements alongside its engineers. Collaborate with senior engineers throughout the development process, including agile team meetings, code reviews and software maintenance.
- Learn and apply software development best practices and coding standards.
- Contribute to documentation for the features you help develop.
- Build the engineering skills needed to take on more responsibility over the course of your internship.
- Working towards a master's degree in AI or a related field after completing your undergraduate degree. A bachelor's degree in Computer Engineering, Telecommunications Engineering or a related field, with a master's degree in AI or a closely related area in progress or recently completed. Other educational paths will also be considered if you have the relevant engineering and AI foundations.
- Academic or personal projects involving retrieval-augmented generation (RAG), search optimization, or the databases supporting AI applications.
- A theoretical understanding of microservices is nice to have.
- Familiarity with Kubernetes and distributed systems; Kafka is a plus.
- A foundation in software engineering, including programming knowledge and an understanding of how software is built.
- Knowledge and practice of SOLID principles.
- A collaborative approach to teamwork and strong problem-solving skills.
- Attention to detail, time management and organizational skills.
- Clear communication skills in English.
- An interest in developing both your software engineering and AI skills.
- The ability to learn new technologies independently.
We are the pioneers and trailblazers of a global IT Market Category (DEX) that is shaping the future of how the world works, giving our customers’ IT Teams total digital visibility across their enterprise. Our innovative solutions integrate real-time analytics, automation, and employee feedback across all endpoints. This enables our IT teams to solve complex technical challenges, create ever more productive workplaces, and deliver happy, satisfied employees in the digital workplace.
With over 1000 employees across 5 continents, Nexthink operates as One Team, connecting, collaborating and innovating to continuously grow. We call our employees ‘Nexthinkers’ and our commitment to diversity, inclusion, and equity is second to none. We currently have over 75 nationalities working with us, from all cultures and backgrounds, speaking many different languages.
If you are looking for a change and like a nice atmosphere, lots of challenges, and having fun while working, this is a great opportunity for you! Check what we offer:
- Permanent Contract and a competitive compensation package.
- Amazing centrally located offices near the Bernabeu Stadium.
- Private Health Insurance (Sanitas) and daily meal vouchers of 11 EUR will be entirely covered by us.
- Hybrid work model balancing office and remote work, with a structured approach for new hires to foster connections and onboarding.
- Flexible Hours and unlimited vacation (employees have unlimited paid time off on top of the 23 days of holidays we offer) plus 3 company-paid volunteer days.
- Up to 25 EUR per month for a gym subscription.
- Flexible compensation plan for childcare & public transportation.
- Reimbursement of up to 50% of the cost of English & Spanish classes.
- Fresh fruit, cookies, soft drinks and protein shakes at the offie.
- Regular company and team events like Pizza talks, Team Building activities, Christmas parties, hosting Meetups at the office and more!
- Bonuses for referring successful hires after three months of continuous employment.
- We offer a relocation package to people who are coming from another country.
Please note that not all the benefits listed above are available for temporary, contract, and internship roles. To ensure you have the most up-to-date information, we recommend checking with your Recruitment Partner.