Senior Software/Applications Developer

Salary: £65,000 – 65,000 per year

Requirements

• Strong experience in software development using Microsoft technologies, including C#, .NET, and SQL Server.
• Solid understanding of the full development lifecycle, including support and continuous improvement.
• Proven expertise in SQL Server, including performance tuning, database design, and query optimisation.
• Experience with integrations, APIs, middleware, and data flows such as ETL, transformation, and mapping.
• Ability to troubleshoot complex system and data issues across interconnected platforms.

Responsibilities

• We develop, maintain, and enhance business applications, integrations, and internal systems to ensure solutions are scalable, reliable, and user-focused.
• We work closely with stakeholders to understand requirements, provide technical guidance, and deliver pragmatic solutions aligned to business needs.
• We support and improve existing systems by troubleshooting issues, optimising performance, and enhancing usability and stability.
• We design and deliver system integrations, including APIs, middleware, and data exchange, ensuring robustness, security, and effective data flow between platforms.
• We take ownership of database performance, including schema design, query optimisation, indexing strategies, and data integrity.
• We manage and support data processes such as imports, exports, transformation, and reconciliation across multiple systems.
• We contribute across the full development lifecycle, including design, development, testing, deployment, and ongoing support.
• We support release management, version control, and deployment processes to ensure controlled and stable system changes.
• We collaborate with internal teams and third-party suppliers to ensure systems and integrations operate effectively.
• We contribute to continuous improvement by modernising legacy systems and adopting best-practice development approaches.
• We explore and implement opportunities to leverage AI and automation technologies to improve system efficiency, data usage, and business processes, ensuring solutions are practical, secure, and aligned with business needs.

Technologies

• AI
• C#
• ETL
• Flow
• Support
• SQL
• Security
• ASP.NET

We are hiring a Senior Software/Applications Developer to join our Business Systems team in Cheltenham on a hybrid basis, with a salary of £65k. This is a hands‑on, varied role focused on supporting, maintaining, and evolving our core business systems and integrations. You will help deliver reliable, scalable solutions that support day‑to‑day operations, improve user experience, and enable business growth, while collaborating closely with stakeholders across the business and contributing to both new initiatives and continuous improvement.

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