Job Description

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