Junior SQL Developer (12 Month FTC) in London

Reward, part of the Rezolve Ai Group, is transforming the way people, banks, brands and retailers connect through everyday commerce.

Operating across 15+ markets throughout the UK, Europe, the Middle East and Asia, Reward sits at the intersection of banking and commerce, connecting financial institutions and retailers through technology, transaction intelligence and digital engagement.

Our platform helps banks deliver more relevant and rewarding experiences to millions of customers, while enabling brands and retailers to reach valuable audiences, drive measurable sales and build lasting loyalty.

Since our beginnings, we’ve had a simple mission: to make everyday spending more rewarding.

To date, we’ve returned billions in cashback to consumers and continue to innovate how people engage with brands through their everyday spending.

In 2026, Reward became part of Rezolve Ai, a global AI-powered commerce and payments technology company.

Together, we’re combining Reward’s transaction intelligence, customer engagement capabilities and commerce network with Rezolve Ai’s technology to create smarter, more personalised journeys from discovery and engagement through to transaction and loyalty.

This is an exciting time to join Reward.

We’re an established, growing business with the technology, partnerships and expertise to make a real impact, combined with the ambition and opportunity that comes from being part of a global AI commerce organisation.

Our people are at the heart of that journey.

We’re proud to be Great Place to Work certified and recognised among the UK’s Best Workplaces Top 50 for 2026, reflecting a culture built around trust, inclusion, collaboration and putting people first.

We’re shaping the next generation of commerce and customer engagement - and we’re looking for people who want to help us build it.

About the Role

Data is at the heart of everything we do at Reward, helping us deliver meaningful insights and exceptional outcomes for our clients.

We're looking for a talented SQL Developer to join our Consumer Insights team and play a key role in shaping, maintaining, and enhancing the data solutions that power our business.

In this role, you'll work with large and varied datasets, developing and supporting the backend systems and client-facing platforms that transform data into actionable insights.

You'll collaborate closely with internal stakeholders and clients, helping to ensure our data products are accurate, efficient, and impactful.

This is an excellent opportunity for someone who enjoys solving complex data challenges, building automated solutions, and working in a collaborative environment where data genuinely drives decision-making.

• What You'll Be Doing
• Processing, cleansing, and transforming data using SQL Server and SSMS
• Managing data receipt, import, and validation processes
• Developing and executing automation scripts to create high-quality data and insight products
• Supporting and enhancing backend systems and client-facing web applications
• Processing, validating, and analysing data using Excel
• Providing user and client support where required
• Carrying out quality assurance checks to maintain the highest standards of data accuracy
• Supporting ISO27001 compliance and data security best practices
• Maintaining and updating technical documentation

What We're Looking For

• Strong SQL development experience, including stored procedures, triggers, views, and functions
• A solid understanding of database design, development, and optimisation
• Experience troubleshooting database performance issues
• Experience supporting bespoke web applications
• Advanced Excel skills and confidence working with large datasets
• At least 2 years' commercial SQL development experience
• Experience with cloud-based technologies
• Working knowledge of Power BI

You’ll Thrive in This Role If You Are...

• Passionate about data and problem-solving
• Highly organised with excellent attention to detail
• Commercially aware and able to understand the real-world implications of the data you're working with
• Able to manage competing priorities and consistently deliver high-quality work
• A proactive and analytical thinker who enjoys turning complex data into meaningful solutions

If you're looking for an opportunity to make a direct impact, work on challenging data projects, and develop your technical expertise within a growing business, we'd love to hear from you.

• The Benefits
• Ability to buy and sell holiday days as well as the ability to bank days (tenure dependant)
• Flexible working options: we are operating a hybrid working model with 3 days a week from the office
• Pension: Hargreaves Lansdown up to 6% matched contribution
• Generous family friendly cover
• Critical illness cover
• Yulife app for access to employee wellbeing and discounts
• Perks at Work, cashback/discount shopping site
• Salary sacrifice program which includes cycle to work scheme, electric car scheme and season ticket loans
• Company events i. e. Christmas party, all-company event and other social/hosted events during the year (we have an active social committee!)

At Reward, we are committed to creating an inclusive and diverse workplace where everyone is valued, respected and given the opportunity to thrive.

We are an equal opportunities employer and welcome applications from candidates of all backgrounds, experiences and perspectives.

Recruitment and employment decisions are based on skills, experience, capability and potential, and we do not discriminate on the basis of any protected characteristic.

We are committed to ensuring our recruitment process is fair, accessible and inclusive.

We will consider reasonable adjustments for candidates who require additional support during the recruitment and selection process.

We believe that diversity of thought, background and experience strengthens our teams and helps us build a better Reward.

If you're excited about creating products that transform how businesses use data, we'd love to hear from you.