Data Engineer

We’re looking for a Data & AI Engineer to join our growing technology team and play a pivotal role in delivering innovative AI solutions that create real business impact.

This is an exciting opportunity for someone who enjoys combining machine learning, data engineering and modern AI technologies to solve complex challenges. From predictive models to Generative AI solutions, you’ll help design and build intelligent capabilities that support colleagues, customers and business growth.

What you’ll be doing

• Designing, developing and deploying machine learning models and AI solutions
• Building predictive, recommendation and optimisation capabilities
• Developing Generative AI solutions, including RAG architectures and agent-based frameworks
• Creating and maintaining data pipelines, feature stores and training datasets
• Implementing MLOps practices and model lifecycle management
• Monitoring model performance, drift and accuracy to drive continuous improvement
• Collaborating with software and platform engineering teams to integrate AI into business applications
• Promoting responsible, governed and ethical AI practices

• Strong experience developing and deploying machine learning solutions
• Excellent knowledge of machine learning techniques and methodologies
• Experience working with large datasets and data transformation processes
• Strong programming skills, particularly in Python
• Understanding of data engineering and MLOps practices
• Experience with cloud-based AI platforms such as Azure AI, Azure Machine Learning or Microsoft Fabric
• Strong analytical and problem-solving skills
• Passion for innovation and emerging AI technologies

We’re investing in the future of technology at L&C, building the platforms, products and capabilities that will support the next phase of our growth. While we’re proud to be the UK’s No.1 online mortgage broker, we’re even more excited about what’s next.

Technology is at the heart of that journey, and we’re creating an environment where talented people can make a genuine impact. We care deeply about our customers, but it’s our colleagues who make everything possible. That’s why we’re committed to creating a culture built on respect, collaboration and opportunity, alongside a great range of benefits that support you both professionally and personally.

• 25 days starting annual leave, plus your birthday & bank holidays off non inclusive of your holiday allowance
• Electric Car Scheme
• Perkbox benefits hub (comprehensive discounts, perks & wellbeing support)
• Purchase Holiday scheme (up to 3 additional days leave per year)
• Tripfiniti Package Holiday Discount Platform - New to 2026
• Comprehensive employee assistance & wellbeing programmes (Virtual 24/7 GP, personal and dependant Mental Health Support, physiotherapy services and much more)
• Annual company wide Summer & Winter parties and team led social events
• …and much more benefits and perks to boot!

You’ll be joining a team that’s investing in the future of AI and data-driven decision making. You’ll have the opportunity to work with modern technologies, influence AI strategy and see your solutions make a genuine impact across the organisation.

PLEASE NOTE: We’re expecting a high volume of applications and want to make sure every candidate is given the same opportunity and consideration.

To keep the process fair for everyone, reaching out directly to hiring managers or L&C employees will not speed up or influence your application. We are also managing these vacancies directly and are not engaging recruitment agencies.

Good luck, and we look forward to learning more about you!

At London & Country Mortgages, we are committed to fostering a recruitment and selection process that is inherently diverse and inclusive. We believe in the strength that comes from a variety of perspectives, backgrounds, and experiences, and we actively seek to create an environment where individuals from all walks of life feel welcome and valued. Our commitment to diversity and inclusion is not just a goal; it is a fundamental part of our organisational culture, driving us to continuously enhance our practices to ensure that every candidate has an equal opportunity to contribute and thrive within our community.