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Python Engineer (Remote)

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Department:Android Developer
Type:REMOTE
Region:UK
Location:United Kingdom
Experience:Associate
Estimated Salary:£70,000 - £100,000
Skills:
PYTHONAI/ML FRAMEWORKSSUPERVISED FINE-TUNINGREINFORCEMENT LEARNING WITH HUMAN FEEDBACKEVALUATION STRATEGIESBENCHMARKINGDATA GENERATIONMODEL OPTIMIZATION
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Job Description

Posted on: July 19, 2026

  • Role: Python Engineer (Remote)
  • Location: Remote (Work from Anywhere)
  • Job Type: Full-Time
  • Payout: Competitive, based on experience

Role Overview:

We are hiring for one of our clients, seeking a Senior Python Developer to assist a foundational LLM company in enhancing their large language models. The goal is to provide high-quality proprietary data for fine-tuning and benchmarking model performance.

Key Responsibilities:

• Design, develop, and maintain efficient, high-quality Python code to train and optimize AI models.

• Conduct evaluations to benchmark model performance and analyze results for continuous improvement.

• Evaluate and rank AI model responses to user queries across diverse domains, ensuring alignment with predefined criteria.

• Lead efforts in supervised fine-tuning, including creating and maintaining high-quality, task-specific datasets.

• Collaborate with researchers and annotators to execute reinforcement learning with human feedback and refine reward models.

Required Skills & Qualifications:

• Proficiency in Python and related frameworks/libraries for AI/ML tasks.

• Experience with supervised fine-tuning (SFT) and reinforcement learning with human feedback (RLHF).

• Strong understanding of evaluation strategies and benchmarking processes for AI models.

• Ability to design and implement Python code for data generation and model optimization.

• Familiarity with AI model response evaluation and ranking methodologies.

More About the Opportunity:

This role offers a unique opportunity to work with a global leader in artificial intelligence, contributing to the advancement of large language models. Candidates will collaborate with top researchers and engineers in the field.

Equal Opportunity Employer:

We hire based on skills and expertise. All qualified candidates are welcome regardless of background, experience, or prior employment history. Applications are reviewed solely on demonstrated technical ability and qualifications.

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Originally posted on LinkedIn

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