| Position | Senior Software Engineer - Python/AWS |
| Posted | 01 Jul 2026 |
| Expired | 31 Jul 2026 |
| Company | Lunio |
| Location | London | GB |
| Job Type | Full Time |
Latest job information from Lunio for the position of Senior Software Engineer - Python/AWS. If the Senior Software Engineer - Python/AWS vacancy in London matches your qualifications, please submit your latest application or CV directly through the updated Jobkos job portal.
Please note that applying for a job may not always be easy, as new candidates must meet certain qualifications and requirements set by the company. We hope the career opportunity at Lunio for the position of Senior Software Engineer - Python/AWS below matches your qualifications.
Senior Engineer (IC3)
Full-time: Hybrid
Location: London
£80,000 - £100,000 per annum D.O.E
Team: Backend (platform) Team - Python-focused Stack
As a Senior Engineer (IC3) at Lunio, you lead the design and delivery of complex, cross-service features on our ad-fraud prevention platform. You set a high bar for engineering quality by example. You make pragmatic architectural choices and help others navigate ambiguity. You operate the services you build, improve reliability and performance, and mentor teammates so the whole squad ships value predictably. You implement and deliver working solutions on an ongoing basis.
Key Responsibilities
What makes a great Senior Engineer at Lunio?
Software Design & Architecture: Designs evolvable systems with clear boundaries and data ownership, anticipates failure modes and keeps solutions simple.
Technical Execution & Delivery: Leads execution across multiple stories/engineers, breaks down ambiguous problems, and delivers predictably with sensible trade-offs.
Testing, Reliability & Observability: Bakes in testability, defines/uses service performance targets, alerts, logs, and traces, advocates for reliability alongside features.
Security & Privacy: Applies secure-by-default patterns, reviews dependencies/risks, and addresses vulnerabilities within the team’s domain.
Collaboration & Communication: Facilitates decisions, aligns stakeholders, and records them via concise docs others can follow.
After reading and understanding the criteria and minimum qualification requirements explained in the job information Senior Software Engineer - Python/AWS at the office London above, immediately complete the job application files such as a job application letter, CV, photocopy of diploma, transcript, and other supplements as explained above. Submit via the Next Page link below.
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