DescriptionSenior Machine Learning Engineer

We’re looking for a Senior Machine Learning Engineer to build and deploy production-grade NLP and LLM solutions. You’ll work with high-value, sensitive data and play a key role in the automation of complex document workflows that support global commerce.

What You’ll Do

• Design and deploy LLM and transformer-based models for document classification and key data extraction

• Build automated ML pipelines for model training, testing, and deployment

• Engineer robust APIs and integrate models into scalable backend systems

• Experiment with GenAI techniques and fine-tuning strategies

• Collaborate with product, infrastructure, and compliance teams to deliver real-world results

• 5+ years’ ML experience with strong Python skills

• Experience with NLP, LLMs, and prompt engineering

• Familiarity with LangChain, Semantic Kernel, or AutoGen

• OCR/document layout modelling experience

• Cloud-native deployment experience (AWS, Azure, or GCP)

• Strong engineering mindset - writing production-grade, scalable code

Bonus Points For

• Experience in fintech, legal tech, insurance or regulated environments

• Understanding of document-heavy workflows

• Ability to take ownership and work autonomously in a fast-paced environment, Senior (5+ years of experience)

Tagged as: Classification, Document Classification, Industry, NLP, OCR, United Kingdom

Salary: GBP 72000 - 168000 per year

Experience: 5 years required

Join a high-growth, AI-first scale-up transforming one of the world’s most document-intensive sectors. Backed by recent multi-million-pound funding and led by senior technologists from tech unicorns, this is an opportunity to build real-world GenAI products that make a measurable impact., Avanti, Avanti Energy focuses on the business of exploration and acquisition of the oil and gas business.