{"id":3679881,"url":"https://alion.io/job/colmex-senior-full-stack-engineer-angular-c-net","title":"Senior Full-Stack Engineer (Angular & C#/.NET)","company":{"id":2307345,"name":"Colmex","domain":"colmex.co.il","url":"https://alion.io/company/colmex-co-il","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Comeet","truth_index":null},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Tel Aviv, Israel"],"countries":["IL"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Angular","optional":false},{"name":"ASP.NET Core","optional":false},{"name":"C#","optional":false},{"name":"CI/CD","optional":false},{"name":"Claude Code","optional":false},{"name":"Copilot","optional":false},{"name":"Cursor","optional":false},{"name":"Docker","optional":false},{"name":"GitHub Actions","optional":false},{"name":"Rest API","optional":false},{"name":"SQL","optional":false},{"name":"TypeScript","optional":false},{"name":"JavaScript","optional":true}],"status":"live","first_seen_at":"2026-11-03T12:11:08Z","employer_posted_date":"2026-11-03","last_verified_at":"2026-11-04T03:53:37Z","board_verified":true,"closed_at":null,"days_open":0,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":0},"description":"Description\nAbout the Role\nWe are looking for a talented and experienced Senior Full-Stack Engineer to join our R&D team at Colmex, a company operating in the dynamic financial markets industry.\nThis is an opportunity to take a meaningful role in a growing technological environment, work on challenging projects, and contribute to the evolution of our digital solutions.\nWe are looking for a hands-on engineer with strong expertise in both frontend and backend development, who thrives on technical challenges, takes initiative, and enjoys building scalable, high-quality solutions.\nKey Responsibilities\nDesign, develop, and maintain scalable, high-performance Angular applications.\nBuild responsive, user-friendly interfaces for desktop and mobile devices.\nDevelop and maintain backend services and REST APIs using C# and ASP.NET Core.\nIndependently deliver end-to-end features across frontend, backend, API integrations, and automated testing.\nCollaborate with R&D team members to design and deliver reliable, maintainable solutions.\nTake ownership of features from initial requirements through production delivery.\nContribute to technical decisions, code quality, and continuous improvement.\nRequirements\nRequirements\n5+ years of professional software development experience, with strong hands-on expertise in Angular and TypeScript.\nStrong hands-on experience with C#, ASP.NET Core, and REST API development.\nProven ability to independently design, develop, and deliver features across both frontend and backend.\nStrong knowledge of HTML, CSS, responsive design, frontend architecture, and performance optimization.\nExperience working with relational databases and SQL.\nSolid understanding of authentication, authorization, and secure API development.\nStrong problem-solving, debugging, and analytical skills.\nHigh level of independence, accountability, and ownership.\nExcellent communication and collaboration skills.\nAdvantages\nB.Sc. in Computer Science, Software Engineering, or a related field.\nExperience with Docker, CI/CD pipelines, and GitHub Actions.\nExperience using AI-assisted development tools such as GitHub Copilot, Cursor, Claude Code, or similar.\nExperience in FinTech, trading platforms, or payment 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