Senior Data Engineer

Liberty Specialty Markets; Greater London; On-site; GBP 70,000 - 90,000; Full time

Job summary

A leading global insurer is hiring a Senior Data Engineer specializing in Snowflake and AWS to join their London team. In this role, you will lead the modernization of data warehousing solutions, design scalable and secure data solutions, and mentor team members. The ideal candidate should have strong communication skills, a technical background, and experience working in AWS environments. Join a company that prioritizes career development and supports diversity and inclusion.

Benefits

Vibrant and inclusive work environment

Career development opportunities

Support for work-life balance

Qualifications

• Proven experience as a data engineer focusing on Snowflake and AWS.
• Extensive AWS services experience in large-scale environments.
• Strong SQL skills for complex queries and transformations.

Responsibilities

• Lead the modernization journey to Snowflake solutions in AWS.
• Design and implement scalable data solutions on AWS.
• Mentor and support team members and foster continuous learning.

Skills

Leadership and communication skills

Snowflake expertise

AWS services experience

Strong SQL skills

Python programming

Performance monitoring and debugging

Education

Bachelor’s degree in a technical discipline

Tools

AWS (EC2, S3, RDS, DynamoDB, Redshift, Lambda)

Snowflake

MS SQL Server

Job description

Role Title: Senior Data Engineer - Snowflake

Department: Technology

Team: LII Technology: Data & Analytics

Location: London, UK

Type: Permanent

About the Role:

Do you have the desire and drive to work on the latest in data, cloud, and AI technologies to build enterprise solutions? Liberty International Insurance is building a London based engineering team specializing in data and analytics for a fortune 100 company. As a key member of this team, you will play a pivotal role in designing and implementing data warehousing solutions. Longer term you will help drive the evolution of our data architecture as we move our North Star from SQL Server & Redshift to Snowflake.

At Liberty Mutual, we deliver our customers peace of mind every day by helping them protect what they value most. Our passion for placing the customer at the centre of everything we do is driving a transformational shift at Liberty Mutual. Operating as a tech start up within a Fortune 100 company, we are leading a digital disruption that will redefine how people experience insurance.

Key Responsibilities:

• Lead our long-term modernization journey to Snowflake based data warehousing solutions within an AWS environment
• Design and implement scalable, secure, and cost-efficient data solutions on AWS, leveraging services such as Glue, Lambda, S3, Redshift, and Step Functions.
• Lead the development of robust data pipelines and analytics platforms, ensuring high availability, performance, and maintainability.
• Demonstrate proficiency in software engineering principles, contributing to the development of reusable libraries, APIs, and infrastructure-as-code components that support the broader data and analytics ecosystem.
• Contribute to the evolution of the team’s data engineering standards and best practices, including documentation, testing, and architectural decisions.
• Develop and maintain data models and data marts that support self-service analytics and enterprise reporting.
• Drive automation and CI/CD practices for data workflows, ensuring reliable deployment and monitoring of data infrastructure.
• Monitor performance metrics and troubleshoot issues within the data architecture, ensuring optimal health and efficiency.
• Mentor and support team members through code reviews, pair programming, and knowledge sharing, fostering a culture of continuous learning and engineering excellence.
• Collaborate with stakeholders, product owners, and developers to ensure alignment between requirements and data solutions.
• Deliver data to presentation layers to power reporting and analytics across our global organisation.

Skills and Experience:

• Strong leadership, communication skills, and active collaboration in team settings are required.
• Bachelor’s degree or higher in a technical discipline.
• Proven experience as a data engineer with a strong focus on Snowflake and AWS services in large-scale enterprise environments.
• Extensive experience in AWS services, e.g. EC2, S3, RDS, DynamoDB, Redshift, Lambda, API Gateway
• Strong SQL skills for complex data queries and transformations.
• Python programming for data processing and analysis is a plus.
• Strong acumen for application health through performance monitoring, logging, and debugging.
• AWS or Snowflake certifications are a plus.
• MS SQL Server experience is a plus.

About Liberty Specialty Markets (LSM)

Liberty Specialty Markets is part of Global Risk Solutions and the broader Liberty Mutual Insurance Group, which is a leading global insurer. We offer a breadth of world-class insurance and reinsurance services to brokers and insureds in all major markets.

Our people are key to our success. That is why "Put People First" is one of the five Liberty values which unite us as a global organisation. We bring this to life for our colleagues through:

• Offering a vibrant and inclusive environment and committing to their career development.
• Promoting diversity, equity and inclusion (DEI). Our Inclusion Matters framework and employee-led networks strengthen the diversity of our workforce and our inclusive environment.
• Reinforcing that collaborating together to share our unique perspectives help us make better decisions, deliver innovative solutions and pursue our ambitious goals.
• A supportive culture, which includes promoting a healthy work-life balance and working flexibly.

For more information, please follow the links below:

https://www.libertyspecialtymarkets.com/gb-en/careers/working-for-us

https://www.libertyspecialtymarkets.com/gb-en/careers/diversity-inclusion-wellbeing/diversity-and-inclusion