SQL Performance Engineer

Lorien; Glasgow; Hybrid; GBP 42,000 - 50,000; Full time

Job summary

A leading tech firm is seeking a SQL Performance Engineer to optimize high-volume data systems in a hybrid role based in Glasgow or Edinburgh. You will tune SQL queries, automate performance testing, and collaborate with various teams to enhance system performance. This position offers a salary up to £50,000, generous leave, private healthcare, and more.

Benefits

Generous annual leave

Private healthcare

Bonus schemes

Access to learning platforms

Qualifications

• Proven experience in SQL performance tuning and query optimisation.
• Familiarity with performance testing tools.
• Strong problem-solving skills and a collaborative mindset.

Responsibilities

• Tuning and optimising complex SQL queries.
• Building tooling for diagnostics and deployment risk management.
• Automating performance testing and benchmarking.

Skills

SQL performance tuning

Query optimisation

Performance testing tools

Observability platforms

Problem-solving skills

Tools

JMeter

k6

Azure Monitor

Grafana

Docker

Kubernetes

Job description

Overview

SQL Performance Engineer - Hybrid (Glasgow or Edinburgh) - Up to £50,000

Are you passionate about optimising high-volume data systems and solving complex performance challenges? We're hiring a Performance Engineer to join a growing tech team working on a cutting-edge financial data platform.

This is a hybrid role, with 2 days in the office (Glasgow or Edinburgh) and 3 days working from home.

Responsibilities

• Tuning and optimising complex SQL queries to improve system performance
• Building tooling for diagnostics and deployment risk management
• Automating performance testing and benchmarking across environments
• Collaborating with Engineering, DevOps, and Product teams to improve throughput and scalability
• Supporting deployment strategies for high-risk releases
• Designing and testing new performance features

What We're Looking For

• Proven experience in SQL performance tuning and query optimisation
• Familiarity with performance testing tools (e.g., JMeter, k6)
• Experience with observability platforms (e.g., Azure Monitor, Grafana)
• Strong problem-solving skills and a collaborative mindset
• Ability to develop and interpret MI for decision-making

Bonus Skills

• Experience in financial services or data-heavy enterprise environments
• Knowledge of reconciliation or financial data processing systems
• Exposure to containerised environments (Docker/Kubernetes)
• Experience with Microsoft Fabric and lakehouse architecture

What’s On Offer

• Up to £50,000 salary, hybrid working, generous annual leave, private healthcare, bonus schemes, and access to top-tier learning platforms.

Carbon60, Lorien & SRG - The Impellam Group STEM Portfolio are acting as an Employment Business in relation to this vacancy