> Markdown version of [/jobs/ext/3308308-systems-integration-lead](https://www.wearedevelopers.com/jobs/ext/3308308-systems-integration-lead). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Systems Integration Lead - **Company:** My Key Recruitment - **Location:** Birmingham, UK - **Experience:** Expert - **Salary:** £45,000.0 - **Contract:** Permanent contract - **Skills:** Application Programming Interfaces (APIs), User Authentication, Data Transformation, Intrusion Detection Systems, JSON, Netsuite, Anypoint Studio, Salesforce.Com, Shopify, Systems Integration, Manual Data Entry, Suitescript, Dataweave, Api Design, Restful APIs, Webhooks, Mulesoft - **Published:** September 16, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=3d6b223a1e04aee8 ## About the Role We are looking for a technically strong integration professional with proven experience working across Salesforce, NetSuite and MuleSoft. You will ideally have: * Proven experience designing, building and supporting production integrations between Salesforce and NetSuite. * Strong hands-on MuleSoft experience, including working with connectors, mappings and error handling. * Good understanding of Salesforce objects, relationships, external IDs, permissions and automation. * Practical experience with NetSuite customer, sales order, fulfilment and financial records. * Experience integrating eCommerce, CRM and ERP platforms, including customer and order matching. * Experience supporting or developing Shopify integrations. * Strong API and data skills, including REST APIs, authentication, webhooks, polling, JSON and data transformation. * The ability to write and troubleshoot code where configuration alone is not sufficient. * Experience with error handling, safe retries, duplicate prevention and reconciliation. * Experience supporting controlled deployments and production integrations. * Strong problem-solving skills and the ability to investigate complex technical issues. * The confidence to work independently and take ownership of an established integration environment. * The ability to communicate technical decisions, dependencies and costs clearly to both technical and non-technical stakeholders., If you are an experienced Systems Integration Lead, Integration Engineer, MuleSoft Developer or Salesforce/NetSuite Integration Specialist looking for a role where you can take ownership and make a real difference, we would like to hear from you. ## Description My Key Recruitment is recruiting an experienced Systems Integration Lead to take ownership of the connections between Salesforce, NetSuite and Shopify, working within an established MuleSoft environment. This is a senior, hands-on technical role where you will be responsible for both solution design and delivery, assessing existing integrations, developing new integration flows and ensuring systems remain reliable as the business grows. You will play an important role in reducing manual data entry, improving data accuracy and creating a dependable flow of customer, order and fulfilment information across the business., * Audit and take ownership of existing Salesforce, NetSuite and Shopify integrations, including triggers, mappings, schedules, dependencies and failures. * Design, configure and build integrations within the existing MuleSoft environment. * Develop API-based solutions where appropriate and provide clear recommendations around platform, licensing and technical requirements. * Manage order and fulfilment integrations, including partial shipments, multiple shipments, cancellations, returns and unmatched records. * Ensure integrations prevent duplicate processing, circular updates and outdated information overwriting newer data. * Lead technical testing, reconciliation, user acceptance testing and controlled production releases. * Monitor live integrations, investigate failures and identify and resolve root causes. * Establish effective alerts, retry and recovery processes, audit logs and reconciliation checks. * Maintain accurate technical documentation, integration records, configuration and support procedures. * Manage integration access and credentials with the relevant system owners. * Monitor platform upgrades, API changes and usage requirements. * Work with stakeholders to identify and prioritise future integration opportunities across customer, product, pricing, invoicing, subscriptions and other business data. * Develop and maintain a clear integration roadmap, assessing scope, effort and technical dependencies., * Shopify API experience * MuleSoft Anypoint Platform * DataWeave * NetSuite SuiteTalk * NetSuite SuiteScript * Salesforce or MuleSoft certifications * Experience taking ownership of an existing integration environment and bringing technical documentation and processes up to date What You'll Be Doing Initially Your initial focus will be on improving the flow of NetSuite fulfilment and delivery information into Salesforce. You will review the existing setup, establish how delivery statuses are supported, ensure dispatch and confirmed delivery are correctly distinguished, and implement a robust, tested solution before it is used for customer communications. From there, you will take ownership of the wider integration environment and help shape the future integration roadmap. Why Join? This is an opportunity to take genuine ownership of a growing integration environment and make a visible impact across the business. You will have the autonomy to assess existing systems, improve reliability, introduce new integrations and work closely with senior stakeholders to shape the company's future systems strategy.