Senior Machine Learning Engineer

Harnham - Data and Analytics Recruitment; Greater London; Hybrid; GBP 99,000 - 121,000; Full time

Benefits offered by this job

Hybrid work

Competitive pay + bonus

Career progression

Job summary

Harnham - Data and Analytics Recruitment is hiring a Senior Machine Learning Engineer in London. The role blends technical depth with real-world impact, delivering production-grade ML systems within a collaborative data team.

You will design, build, and productionise ML solutions, set technical standards, and ensure production readiness while partnering with data scientists and engineers. The role offers hybrid work and strong career growth.

Qualifications

• Strong commercial experience developing ML solutions in Python.

Responsibilities

• Build and deploy ML models into production environments.

Skills

Python ML

NumPy / pandas / scikit-learn

PyTorch or TensorFlow

Containerised services & APIs

SQL & data-driven apps

Cloud platforms (AWS/GCP/Azure)

MLOps tooling / orchestration

Job description

Senior Machine Learning Engineer

London, Hybrid (Twice Per Week)

Up to £110,000 + 20% Bonus

This is an opportunity to take ownership of end to end machine learning delivery in a role that blends technical depth with real world impact. You will work on production grade ML systems that directly improve operational and commercial outcomes, with the backing of a highly skilled, collaborative data team.

The Company

They are a specialist, data led organisation applying advanced analytics and machine learning to solve complex commercial problems. Their work spans the full lifecycle of data products, from discovery through to deployment, with a strong focus on building robust, scalable solutions. The environment is delivery focused, technically ambitious, and designed for people who want their work to make a measurable difference.

The Role

You will play a key role in designing, building, and productionising machine learning solutions across a range of use cases. Working closely with data scientists, data engineers, and delivery colleagues, you will help set technical standards and ensure solutions are production ready.

Key responsibilities include:

• Building and deploying machine learning models into live production environments
• Designing and maintaining MLOps workflows, including model lifecycle management
• Developing APIs and containerised services to support ML products
• Implementing DevOps best practices across development and production
• Collaborating cross functionally to align data, modelling, and business requirements

Your Skills and Experience

• Strong commercial experience developing machine learning solutions in Python
• Solid understanding of the Python ML ecosystem including libraries such as NumPy, pandas, and scikit learn, with exposure to PyTorch or TensorFlow
• Experience building and deploying containerised services and APIs
• Working knowledge of SQL and data driven application development
• Hands on experience with at least one major cloud platform such as AWS, GCP, or Azure
• Familiarity with MLOps tooling, workflow orchestration, or feature stores is highly beneficial

What They Offer

• Salary up to £110,000 plus a 20% bonus
• Hybrid working with two days per week in the London office
• Exposure to varied, high impact machine learning projects
• Clear scope for technical ownership and career progression
• A collaborative culture with strong investment in data and AI capability