Sr. Software Engineer

Last updated 10 days ago
Location:Redmond, Washington
Job Type:Full Time

Microsoft Azure is building the fastest network in public cloud. We are seeking candidates who live and breathe kernels, love to code and to build network systems and services, taking things from idea to production. Join us as a Senior Software Engineer to build the world’s fastest public cloud and make a difference to millions of people across the planet. As a developer in the networkdatapathteam, you would be responsible for building, testing and deploying networking acceleration on Azure including SRIOV, DPDK for network appliances, Linux network acceleration, RDMA, containers, etc. You should be able to drive projects with other teams in Microsoft, our hardware partners and OS partners.

The Azure Networking Datapath team is where the rubber meets the road for Software-Defined Networking – we create the host platform that allows SDN controllers to perform arbitrary packet manipulations and virtualization, with very high speed. We build the Azure Virtual Switch where the action happens in software, and own the underlying hardware platform on the host that enables us to scale SDN as the network moves from 10Gbps, to 40Gbps, to 100Gbps!

Watch our director explain why Host SDN is at the forefront of the SDN revolution! created all the host network virtualization capabilities described, as well as the high speed RDMA platform mentioned here that scaled Azure Storage.


Knowledge/experience in one of these areas is a plus:

Linux and Windows internals (networking stack and other OS components); Host network offloads; RDMA, andSR-IOV;TCP/IP; Reliable, high quality software development;

Switching and routing protocols; Virtualization (hypervisors; virtual machine switching); Performance optimization; Network hardware capabilities -NICs, switches, routers;

Network virtualization (NVGRE,VXLAN); Load balancing; Driver and Kernel development; Compilers andAPIdesign;QoSand scheduling


he successful candidate will have:

  • 5+ years of experience in software development inC/C++
  • Linux/Windowskerneland/or DPDK and/orhigh performancedevelopment experience
  • Systems programming experience
  • Kernel or driver development experience
  • Solid System Design and Dev skills
  • Experience with performance optimization oflow levelcode
  • Ability to work with multiple partner teams and external vendors to drive impact
  • Passion and drive for profound impact
  • BSorMSorPhDdegree in Computer Science, or equivalent experience

Microsoft is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to age, ancestry, color, family or medical care leave, gender identity or expression, genetic information, marital status, medical condition, national origin, physical or mental disability, political affiliation, protected veteran status, race, religion, sex (including pregnancy), sexual orientation, or any other characteristic protected by applicable laws, regulations and ordinances. We also consider qualified applicants regardless of criminal histories, consistent with legal requirements. If you need assistance and/or a reasonable accommodation due to a disability during the application or the recruiting process, please send a request via the Accommodation request form.

Ability to meet Microsoft, customer and/or government security screening requirements are required for this role. These requirements include, but are not limited to the following specialized security screenings: 

Microsoft Cloud Background Check: This position will be required to pass the Microsoft Cloud background check upon hire/transfer and every two years thereafter.

Benefits/perks listed below may vary depending on the nature of your employment with Microsoft and the country where you work.