{"id":4073020,"url":"https://alion.io/job/six-net-software-engineer","title":".NET Software Engineer","company":{"id":47665,"name":"SIX","domain":"six-group.com","url":"https://alion.io/company/six","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"SuccessFactors","truth_index":null},"role":"Backend","role_family":"Backend","seniority":"middle","employment_type":null,"work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Las Rozas de Madrid, Spain"],"countries":["ES"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":4,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":".NET","optional":false},{"name":"Angular","optional":false},{"name":"Ansible","optional":false},{"name":"C#","optional":false},{"name":"CI/CD","optional":false},{"name":"Git","optional":false},{"name":"Linux","optional":false},{"name":"JavaScript","optional":true},{"name":"TypeScript","optional":true}],"status":"live","first_seen_at":"2026-11-11T14:20:31Z","employer_posted_date":"2026-11-11","last_verified_at":"2026-11-11T14:20:31Z","board_verified":true,"closed_at":null,"days_open":0,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":0},"description":"BME - Bolsas y Mercados Españoles - drives the transformation of financial markets and belongs to SIX, the third largest exchange group in Europe.\nWhat sets us apart drives us ahead: between local roots and global relevance, we are a unique blend of tradition and future, of foundation and growth. We value bright minds and inspire them to grow with their ideas. Come and shape the future of finance with us.\n.NET Software Engineer\nMadrid|Working from home up to 40%| Reference8400\nAre you interested in the world of Finance and IT? Do you have experience as a developer with .NET and C# and enjoy working on innovative projects and services? Then, become part of our dynamic and collaborative development team and work on IT projects for the Exchanges Business Unit in Spain. As part of this team you will work on an agile, dynamic, global and flexible environment with a hybrid model.\nWhat You Will Do\nBecome part of the team that develops Market Surveillance tools for the Spanish Stock Exchanges\nDevelop applications using.Net, C#, Web Applications…\nContribute to the implementation of DevOps concepts such as cross-team collaboration, best practices, and alignment toward meeting business goals\nCollaborate in the continuous improvement of development processes, promoting best practices and innovative solutions\nWhat You Bring\nA minimum of 4 years of experience is required in the following sections\nExperience in .NET(C# and VB), SqlServer Database, Web Applications as a developer\nExperience and knowledge of CI/CD (Git, Artifactory, Sonar, Ansible), java, linux platform, Angular, LINQ, skills are a plus\nHigh team-working ability and accurate working methods\nStrong interpersonal and communication skills with a team and collaborative mindset\nAbility to communicate in English and Spanish, both written and spoken, to interact with our international colleagues\nIf you have any questions, check out our FAQ page or call Sara Perez de la Cuestaat +34 91 709 56 80.\nFor this vacancy we only accept direct applications in English.\nDiversity is important to us. 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