C# jobs in California

77 open jobs, read directly from employer applicant tracking systems and re-verified every six hours. No agencies, every apply link goes to the company's own application form.

1. Software Development Engineer in Test

   sonyinteractiveentertainmentglobalSan Mateo, CA, USPosted 2026-08-27Verified 2026-08-27 21:07 UTC

2. Senior Platform Engineer (DevX)

   k2spacecorporationLos Angeles, CA, US$165,000 - $200,000 per year (read from the description)Posted 2026-08-27Verified 2026-08-27 21:08 UTC

3. Sr. Software Engineer, Data (Starlink)

   SpaceX StarlinkHawthorne, CA, US$160,000 - $265,000 per year (read from the description)Posted 2026-08-26Verified 2026-08-27 22:20 UTC

4. Principal Software Engineer

   valaratomicsTorrance, CA, US$195,000 - $270,000 per year (read from the description)Posted 2026-08-26Verified 2026-08-27 21:07 UTC

5. Senior Software Engineer, Payments

   rippleSan Francisco, CA, US$172,000 - $215,000 per year (read from the description)Posted 2026-08-25Verified 2026-08-27 21:06 UTC

6. Senior Software Engineer

   valaratomicsTorrance, CA, US$144,000 - $195,000 per year (read from the description)Posted 2026-08-25Verified 2026-08-27 21:07 UTC

7. Senior Technical Consultant, Auth0

   oktaBellevue, WA, US; Chicago, IL, US; New York, NY, US; San Francisco, CA, US; Ontario, CAPosted 2026-08-25Verified 2026-08-27 22:19 UTC

8. Summer 2027 Internship - Electrical Engineering (Buildings)

   generalmatterLos Angeles, CA, US$30 - $40 per hour (read from the description)Posted 2026-08-21Verified 2026-08-27 22:20 UTC

9. Full Stack Software Engineer - Simulation & Flight Systems

   SpaceX StarlinkHawthorne, CA, US$20,000 - $195,000 per year (read from the description)Posted 2026-08-21Verified 2026-08-27 22:20 UTC

10. Software Engineer - Simulation & Flight Systems

    SpaceX StarlinkHawthorne, CA, US$20,000 - $195,000 per year (read from the description)Posted 2026-08-21Verified 2026-08-27 22:20 UTC

11. Software Engineer – Enterprise Systems

    generalmatterLos Angeles, CA, US$140,000 - $190,000 per year (read from the description)Posted 2026-08-20Verified 2026-08-27 22:20 UTC

12. Lead Designer

    2kSan Mateo, CA, US$127,500 - $190,000 per year (read from the description)Posted 2026-08-20Verified 2026-08-27 22:20 UTC

13. New Graduate Engineer, Software (Application Software)

    SpaceX StarlinkHawthorne, CA, US$125,000 - $195,000 per year (read from the description)Posted 2026-08-19Verified 2026-08-27 22:20 UTC

14. ISV Success Manager

    oktaBellevue, WA, US; Chicago, IL, US; San Francisco, CA, US; Washington, DC, US$174,000 - $292,000 per year (read from the description)Posted 2026-08-18Verified 2026-08-27 22:19 UTC

15. Associate Technical Consultant

    boxincSan Francisco, CA, US$98,000 - $112,000 per year (read from the description)Posted 2026-08-18Verified 2026-08-27 21:08 UTC

16. Associate Technical Consultant

    boxincRedwood City, CA, US$98,000 - $112,000 per year (read from the description)Posted 2026-08-18Verified 2026-08-27 21:08 UTC

17. New Graduate Engineer, Software - '26/'27 (Starlink)

    SpaceX StarlinkPalo Alto, CA, US$135,000 - $210,000 per year (read from the description)Posted 2026-08-14Verified 2026-08-27 22:20 UTC

18. Mechanical Engineer (Starship Components Manufacturing)

    SpaceX StarlinkHawthorne, CA, US$95,000 - $130,000 per year (read from the description)Posted 2026-08-13Verified 2026-08-27 22:20 UTC

19. Software Engineer, Cryptography

    robinhoodBellevue, WA, US; Menlo Park, CA, USPosted 2026-08-13Verified 2026-08-27 21:06 UTC

20. Full Stack Software Engineer (Components)

    SpaceX StarlinkHawthorne, CA, US$125,000 - $195,000 per year (read from the description)Posted 2026-08-13Verified 2026-08-27 22:20 UTC

21. Structural Engineer - Buildings (New Grad)

    generalmatterLos Angeles, CA, US$96,000 - $106,000 per year (read from the description)Posted 2026-08-12Verified 2026-08-27 22:20 UTC

22. Electrical Engineer - Buildings (New Grad)

    generalmatterLos Angeles, CA, US$96,000 - $107,000 per year (read from the description)Posted 2026-08-12Verified 2026-08-27 22:20 UTC

23. Sr. Security Engineer

    SpaceX StarlinkHawthorne, CA, US$170,000 - $265,000 per year (read from the description)Posted 2026-08-12Verified 2026-08-27 22:20 UTC

24. Lead Software Engineer, Application Software (Finance)

    SpaceX StarlinkHawthorne, CA, US$165,000 - $265,000 per year (read from the description)Posted 2026-08-08Verified 2026-08-27 22:20 UTC

25. Lead Software Engineer - Fullstack

    axsLos Angeles, CA, USPosted 2026-08-04Verified 2026-08-27 09:54 UTC

26. Software Engineer, Telemetry - Top Secret Clearance (Starlink)

    SpaceX StarlinkHawthorne, CA, US$20,000 - $195,000 per year (read from the description)Posted 2026-08-03Verified 2026-08-27 22:20 UTC

27. Mechanical Engineer (Starship Components Manufacturing)

    SpaceX StarlinkHawthorne, CA, US$100,000 - $160,000 per year (read from the description)Posted 2026-07-31Verified 2026-08-27 22:20 UTC

28. Senior OT Data Engineer

    valaratomicsTorrance, CA, US$170,000 - $210,000 per year (read from the description)Posted 2026-07-31Verified 2026-08-27 21:07 UTC

29. Sr. Software Engineer II - Front End (Apex Platform)

    axsLos Angeles, CA, USPosted 2026-07-30Verified 2026-08-27 09:54 UTC

30. Software Engineer, Data - Top Secret Clearance (Starlink)

    SpaceX StarlinkHawthorne, CA, US$125,000 - $195,000 per year (read from the description)Posted 2026-07-30Verified 2026-08-27 22:20 UTC

31. Sr. Site Reliability Engineer - Top Secret Clearance (Starlink)

    SpaceX StarlinkHawthorne, CA, US$165,000 - $265,000 per year (read from the description)Posted 2026-07-30Verified 2026-08-27 22:20 UTC

32. Software Engineer, Telemetry (Starlink)

    SpaceX StarlinkHawthorne, CA, US$125,000 - $195,000 per year (read from the description)Posted 2026-07-29Verified 2026-08-27 22:20 UTC

33. Sr. Software Engineer, Telemetry (Starlink)

    SpaceX StarlinkHawthorne, CA, US$165,000 - $265,000 per year (read from the description)Posted 2026-07-29Verified 2026-08-27 22:20 UTC

34. Software Engineer, Data (Starlink)

    SpaceX StarlinkHawthorne, CA, US$125,000 - $195,000 per year (read from the description)Posted 2026-07-29Verified 2026-08-27 22:20 UTC

35. Sr. Site Reliability Engineer (Starlink)

    SpaceX StarlinkPalo Alto, CA, US$165,000 - $280,000 per year (read from the description)Posted 2026-07-28Verified 2026-08-27 22:20 UTC

36. Sr. Site Reliability Engineer (Starlink)

    SpaceX StarlinkHawthorne, CA, US$165,000 - $265,000 per year (read from the description)Posted 2026-07-28Verified 2026-08-27 22:20 UTC

37. Senior UI Tools Programmer (CONTRACT)

    sonyinteractiveentertainmentglobalSan Diego, CA, USPosted 2026-07-27Verified 2026-08-27 21:07 UTC

38. Production Engineer, Site Reliability (Application Software)

    SpaceX StarlinkHawthorne, CA, US$125,000 - $195,000 per year (read from the description)Posted 2026-07-24Verified 2026-08-27 22:20 UTC

39. Software Engineer II

    rocketlabLong Beach, CA, US$102,000 - $128,000 per year (read from the description)Posted 2026-07-24Verified 2026-08-27 22:20 UTC

40. Software Engineer, Site Reliability Engineering (Application Software)

    SpaceX StarlinkHawthorne, CA, US$125,000 - $195,000 per year (read from the description)Posted 2026-07-23Verified 2026-08-27 22:20 UTC

41. Site Reliability Engineer (Application Software)

    SpaceX StarlinkHawthorne, CA, US$125,000 - $195,000 per year (read from the description)Posted 2026-07-23Verified 2026-08-27 22:20 UTC

42. Senior Software Quality Engineer (Contract)

    sonyinteractiveentertainmentglobalSan Mateo, CA, USPosted 2026-07-22Verified 2026-08-27 21:07 UTC

43. Senior Test Quality & Reliability Engineer

    nerostechnologiesTorrance, CA, US$149,500 - $209,000 per year (read from the description)Posted 2026-07-21Verified 2026-08-27 22:19 UTC

44. Senior Automation Engineer

    nerostechnologiesTorrance, CA, US$149,500 - $209,000 per year (read from the description)Posted 2026-07-21Verified 2026-08-27 22:19 UTC

45. Automation Engineer

    nerostechnologiesTorrance, CA, US$112,500 - $157,500 per year (read from the description)Posted 2026-07-21Verified 2026-08-27 22:19 UTC

46. Robotics Engineer II

    relativityLong Beach, CA, US$124,000 - $186,000 per year (read from the description)Posted 2026-07-17Verified 2026-08-27 22:19 UTC

47. Head of Ground Integration, Top Secret Clearance

    k2spacecorporationLos Angeles, CA, US$200,000 - $250,000 per year (read from the description)Posted 2026-07-17Verified 2026-08-27 21:08 UTC

48. Ground Integration Lead, Top Secret Clearance

    k2spacecorporationLos Angeles, CA, US$200,000 - $250,000 per year (read from the description)Posted 2026-07-17Verified 2026-08-27 21:08 UTC

49. Senior Game Designer (Combat)

    naughtydogSanta Monica, CA, US$145,100 - $181,400 per year (read from the description)Posted 2026-07-16Verified 2026-08-27 09:54 UTC

50. Game Designer, Level (Contingent)

    naughtydogSanta Monica, CA, USPosted 2026-07-16Verified 2026-08-27 09:54 UTC

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