About the position

Do you want to work for an International Service Delivery Center in Valencia as a Senior .NET Developer?

Join our project in the Health-Tech Sector! We are focused on centralized provisioning and management of virtual build- and test infrastructure for delivery teams, as well as developing and supporting automation solutions in the CI/CD area.

At ERNI’s recently opened Service Delivery Center, you will have the opportunity to work on a flexible hybrid mode from our offices in Valencia and grow your professional experience in all lifecycle phases of Software development (new developments, maintenance, devops, …) from the sensor to the app.

ERNI is building a global platform based on a Swiss mindset and adapted to the needs of local customers and works typically for headquarters of national & international market champions in defined Countries (CH, DE, US, SG, …) and in selected domains (MedTech, Industry, Finance, Transportation).

All, with self-managed teams, which allows us to be more agile in decision making, more responsible and delivery focused. We offer you to grow hand in hand, in technical and soft skills and we even reward you for it!

Why join ERNI?


  • Permanent contract: there is always a project for you to keep working with us
  • Free languages courses: learn German and Spanish or improve your English skills
  • Private medical insurance: private medical insurance for you and a 100% salary coverage on sickness leave
  • Flexible compensation: dedicate part of your gross salary to different options: transportation bonus, ticket restaurant, kindergarten bonus and add a family member into your own insurance plan.
  • Gym Funding: ERNI bets on a healthy lifestyle, for that reason, we offer you special discounts on fitness facilities.
  • Referral program: extra bonus with our “Candidate’s referral program” from 2.000€ to 6.000€ depending on the candidate seniority level; and an extra bonus, also with our “Business opportunity referral program” from 500€ to 5.000€ depending on the opportunity size and customer.
  • Life support: to strengthen our commitment to conciliation and willingness of being close in your day-to-day life and important moments. We provide you a set of services and benefits, free of charge for, to assist you and your family in legal consultation, personal assistance, etc.
  • Tea, coffee and fruits in the office.



  • Paid and rewarded certifications: learn new technologies to develop as a professional in areas such as: Agile, DevOps, Cloud, QA, etc. and be rewarded from 200€ to 1.400€ per certification, in addition to the paid exam.
  • High Value Training: after a year at ERNI, you will have the opportunity to enroll on +500€ Executive courses, Masters or Postgraduates. 80% of the total amount will be covered by the company.
  • Challenging projects: ERNI is dedicated to develop high-quality software in complex technical environments such as MedTech, Industry, Finance and Transportation. Have the chance to participate in a variety of technical challenging projects amongst passionate and skilled colleagues.
  • Proximity and support: from the first day at ERNI, you will be guided by a Mentor and a People Development team that will make sure you have the right tools to develop and give you opportunities to grow in a project or to switch to a new one.
  • Promotions & Recognition: from the very first day, we offer you a way to learn and develop yourself in our company. All efforts are always recognized and appreciated by your colleagues and superiors which makes feel satisfied with your own achievements.
  • Communication: you will find transparency, honesty, and open communication all over the organization through a breakfast with our MD and a monthly session to be updated on what’s going on at ERNI.



  • Hybrid working model: at ERNI we believe in the importance of building strong relationships with our colleagues, projects and customers. We believe that building these relationships is much more effective when done in person.
  • Home Office: you will receive an extra monthly compensation to cover your teleworking expenses, as well as any necessary equipment to be comfortable doing your job.
  • Far Home Office: you can extend your holidays and work remotely from any European country or Spanish city up to 5 weeks per year.
  • Flexible working shift*: you will enjoy a Friday intensive shift and a self-managed flexible working hours.



  • Events: we do believe in the importance of meeting our colleagues in an informal and natural environment to build connections and foster trust so that we feel like home. Leisure events, Christmas dinner and summer party are waiting for you!
  • Jubilee at –5


What You’ll Bring:

  • Bachelor's degree in Computer Science, Engineering, or related field.
  • 5+ years of experience in software development, with expertise in .NET environments. 
  • Proficiency in Continuous Integration/Continuous Deployment (CI/CD) practices and tools, including Docker, Jenkins, Bitbucket, Azure DevOps, and TFS.
  • Experience with Git and GitLab.
  • Proficiency in Bash scripting and PowerShell for task automation.
  • Knowledge of Debian, CMake, Nuke, and Cake is a plus.
  • Experience working in an Agile development environment is a plus.
  • Excellent communication and interpersonal skills, with the ability to effectively collaborate with cross-functional teams and communicate technical concepts to non-technical stakeholders.
  • Fluency in English, both written and spoken.

What You’ll Do: 

  • Ensure high availability, optimal performance, and robust security of the platform.
  • Create, deploy and manage infrastructure using tools such as CloudFormation, Ansible, and similar technologies to ensure consistency across different environments (e.g., staging, testing, production).
  • Implement and improve DevOps practices, including CI/CD pipelines, containerization strategies, and task automation to streamline development and deployment processes.
  • Troubleshoot system issues, identify root causes, and implement permanent solutions to prevent recurrence, leveraging problem-solving skills.
  • Collaborate with teams across development, testing, and deployment to ensure smooth coordination of software configuration changes, version control, and documentation, aligning with project plans and quality standards.


Find out more about our ERNI Software Delivery Center

At ERNI we believe in the impact of Swiss Software Engineering to create customers value.

Therefore, we are building a global platform based on a Swiss mindset and adapted to the needs of local customers. Our clients profit from method-based consulting services, partnership-oriented technology and cost-conscious delivery services. Since the foundation in Switzerland in 1994, sharing know-how to establish collective skills and focusing on economically sound engineering solutions, played a key role and are the basis for successful software projects.

Today, the ERNI Group has more than 800 employees at 18 locations in 8 countries and continues to grow.

In Spain, ERNI has already almost 300 ERNIans working for Spanish customers, with sites in Madrid and Barcelona. Now we are expanding our Business in Spain with our international Delivery Center, growing the team doing projects for our customers in Switzerland, Germany, US and Asia Pacific.

Careers at ERNI | Work with Us (betterask.erni)