Salesforce Technical Performance Developer

Title: Salesforce Technical Performance Developer Location: London | Hybrid (2–3 days onsite) Contract: 6 Months (Possibility to Extend) Day Rate: Up £330 PAYE (Negotiable) Our client is seeking a Salesforce Technical Performance Developer to join a large-scale Salesforce environment focused on delivering a high-performing, reliable, and scalable platform. This is a hands-on technical position where you'll contribute to the ongoing enhancement of a complex Salesforce ecosystem, ensuring it supports business objectives while maintaining platform stability and long-term sustainability. Responsibilities Performance Engineering & Optimisation * Analyse and troubleshoot performance bottlenecks across Apex, Lightning Web Components (LWC), integrations, and data operations. * Optimise SOQL/SOSL queries, batch jobs, triggers, and asynchronous processes for maximum efficiency. * Conduct end-to-end performance analysis using developer tools and monitoring frameworks. * Identify and resolve high CPU usage, long-running transactions, and inefficient data models. * Investigate and resolve complex production issues within highly customised Salesforce environments. * Perform root cause analysis for recurring failures and performance degradation. * Work closely with support teams and stakeholders to ensure timely issue resolution. * Recommend sustainable, long-term solutions rather than temporary fixes. * Design and develop scalable solutions using Apex (Triggers, Classes, Batch, Queueables, Future Methods), Lightning Web Components (LWC), and Salesforce declarative tools. * Refactor legacy code to improve maintainability, efficiency, and overall platform performance. * Ensure all development aligns with Salesforce best practices and organisational coding standards. * Enforce Salesforce development standards and performance guidelines. * Conduct code reviews with a focus on scalability, efficiency, and maintainability. * Identify technical debt and drive remediation initiatives. * Contribute to reusable frameworks, design patterns, and platform improvements. * Collaborate with architects, technical leads, product owners, and cross-functional teams to support project delivery. * Support performance testing, critical releases, and production deployments. * Assist in defining performance benchmarks and service level expectations (SLAs). Qualifications & Experience * Proven hands-on experience optimising Salesforce platform performance. * Apex development * Lightning Web Components (LWC) * SOQL/SOSL query optimisation * CPU timeouts * Governor limit issues * Slow UI and component rendering * Integration latency * Strong understanding of Salesforce architecture, platform limits, and performance considerations. * Experience working within large, highly customised enterprise Salesforce environments. * Excellent analytical, troubleshooting, debugging, and problem-solving skills