Lead Developer

Essential Employment; East London; On-site; GBP 41,000 - 55,000; Full time

Job summary

Essential Employment in East London is seeking a Lead Developer to own NEC configuration, environment management, and release planning across Dev, Test, Training, Pre-Production and Production. You will lead integrations with third-party systems, ensure data governance and GDPR compliance, and guide technical teams for secure deployments.

The role requires strong leadership, hands-on technical skills with NEC platforms, and a commitment to high availability and quality across all environments.

Qualifications

• Experience with NEC configuration and environment management.
• Strong understanding of release management and deployment processes.
• Knowledge of data governance, GDPR compliance, and security practices.

Responsibilities

• Act as the technical subject matter expert for NEC platforms and associated modules.
• Manage and maintain system configurations across Development, Test, Training, Pre-Production, and Production environments.
• Ensure configuration consistency and control to minimise deployment conflicts and operational risks.
• Monitor system performance, reliability, and availability across all environments.
• Lead technical discussions with NEC and third-party suppliers regarding upgrades, patches, releases, and defect resolution.
• Maintain technical documentation, configuration standards, and environment governance procedures.
• Plan and coordinate application releases, deployments, maintenance windows, and environment refreshes.
• Establish and manage release management processes, ensuring proper testing and approvals before production deployment.
• Develop rollback plans and contingency procedures to minimise service disruption.
• Support change management activities and provide technical sign-off for releases.
• Work closely with project teams, business analysts, testers, and service managers to ensure successful delivery.
• Design, test, troubleshoot, and support integrations between NEC systems and third-party applications.
• Validate API functionality, data exchanges, interfaces, and middleware solutions.
• Conduct impact assessments for system changes and integrations.
• Implement quality assurance processes and technical stage gates throughout the development lifecycle.
• Ensure all releases meet agreed technical, security, and performance standards.
• Lead data migration activities including planning, validation, reconciliation, and post-migration assurance.
• Ensure compliance with GDPR, data protection legislation, and security policies.
• Manage production database cloning activities and ensure appropriate masking of sensitive information.
• Maintain data quality standards and establish controls to protect data integrity.
• Support audit requirements and technical compliance activities.
• Provide technical guidance and mentoring to developers, analysts, and support teams.
• Promote best practice in system configuration, deployment, security, and governance.
• Identify opportunities for service improvements, automation, and optimisation.
• Contribute to technology roadmaps and future platform development strategies.
• Act as an escalation point for complex technical issues.

Job description

Lead Developer needed in East London Paying £259.73 per day ref 137932

Full time hours on a temporarybasis

Key ResponsibilitiesNEC Configuration & Environment Management

• Act as the technical subject matter expert for NEC platforms and associated modules.
• Manage and maintain system configurations across Development, Test, Training, Pre-Production, and Production environments.
• Ensure configuration consistency and control to minimise deployment conflicts and operational risks.
• Monitor system performance, reliability, and availability across all environments.
• Lead technical discussions with NEC and third-party suppliers regarding upgrades, patches, releases, and defect resolution.
• Maintain technical documentation, configuration standards, and environment governance procedures.

Release & Deployment Management

• Plan and coordinate application releases, deployments, maintenance windows, and environment refreshes.
• Establish and manage release management processes, ensuring proper testing and approvals before production deployment.
• Develop rollback plans and contingency procedures to minimise service disruption.
• Support change management activities and provide technical sign-off for releases.
• Work closely with project teams, business analysts, testers, and service managers to ensure successful delivery.

Integration Management & Quality Assurance

• Design, test, troubleshoot, and support integrations between NEC systems and third-party applications.
• Validate API functionality, data exchanges, interfaces, and middleware solutions.
• Conduct impact assessments for system changes and integrations.
• Implement quality assurance processes and technical stage gates throughout the development lifecycle.
• Ensure all releases meet agreed technical, security, and performance standards.

Data Governance & Security

• Lead data migration activities including planning, validation, reconciliation, and post-migration assurance.
• Ensure compliance with GDPR, data protection legislation, and security policies.
• Manage production database cloning activities and ensure appropriate masking of sensitive information.
• Maintain data quality standards and establish controls to protect data integrity.
• Support audit requirements and technical compliance activities.

Technical Leadership

• Provide technical guidance and mentoring to developers, analysts, and support teams.
• Promote best practice in system configuration, deployment, security, and governance.
• Identify opportunities for service improvements, automation, and optimisation.
• Contribute to technology roadmaps and future platform development strategies.
• Act as an escalation point for complex technical issues.

Essential Employment is an Equal Opportunities Employer.

All our roles may be subject to pre-employment checks including references so please beprepared