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8th Light

Principal Software Engineer (Hybrid)

8th Light · London, England, United Kingdom

Posted 21 days ago

or apply directly on 8th Light's site. We never take the application ourselves.

Is this posting real?

This role has been open
21 days
8th Light's roles stay open a median of 14 days
Reposted
No
Salary listed
No
64% of 8th Light's roles list one
Ghost-job risk at 8th Light
low
0 stale, 0 reposted of 11 open
Hiring momentum
23 roles opened in the last 90 days
↑ up vs. the prior 90 days
Last confirmed on the employer's board
2026-09-17

Measured from postings appearing on and disappearing from 8th Light's own greenhouse board since 2026-08-03. Full hiring picture for 8th Light.

About this role

As a Principal Software Engineer at 8th Light, you will lead platform engineering efforts for various clients, focusing on building and delivering high-quality, scalable solutions. Your role involves advising on architecture and platform evolution, mentoring teams, and driving innovation through new technical approaches. You will collaborate on projects that span the full machine learning lifecycle and contribute to the overall health of the team and company culture.

Our read on this posting3.0out of 5
benefits
2/5
freshness
4/5
career value
4/5
role clarity
5/5
pay transparency
0/5

Scored from the posting itself — how clearly the role is described, how much it says about pay and benefits, and how recently it was listed. Not a judgement of 8th Light as an employer.

What you need

  • 10+ years of experience in software engineering and consulting
  • Experience in building and shipping production-grade platforms
  • Strong understanding of AI and agentic systems from prototype to production
  • Experience with multiple programming languages and frameworks including Java, C#/.NET, Python, TypeScript, JavaScript, React, Go, Ruby, Scala, R, and SQL
  • Proven track record in high-stakes consulting engagements
  • Experience in leading modernization and replatforming efforts

Nice to have

  • Experience in platform engineering and building reusable software foundations
  • Familiarity with data engineering platforms like Databricks
  • Experience delivering production agentic systems
  • Knowledge of DevSecOps and DevOps practices
  • Experience with MLOps and Infrastructure as Code

What you get

  • Unlimited access to books, courses, and expert-led training on the O'Reilly learning platform
  • Annual financial stipend and time allotment for learning & development
  • Coworking support for global team
  • 12 weeks of new parent leave for eligible employees

Worth weighing

  • Hybrid work model with one day per week in the office
  • Salary range provided but no specific benefits listed beyond those mentioned
  • Focus on client-facing roles may require adaptability to different industries and technologies

Summarised from 8th Light's posting. Read the full original.

Listed by 8th Light on their greenhouse job board, last confirmed open on 2026-09-17. PitchMeAI is not the employer.

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