Technical Application Specialist
Technical Application Service Specialist (TASS) – Mobile Security
📍 Bristol (Hybrid -2 days onsite) 💰 £500/day (Inside IR35) | 📅 6-Month Contract
Our client, a top global organization, is seeking a Technical Application Service Specialist (TASS) to support mobile application security services and ensure reliability, scalability, and operational excellence across production environments. This role sits within a mobile security engineering team, responsible for delivering a suite of security components and associated services that protect mobile applications and supporting platforms. You will act as a senior SME across service operations, incident management, and service engineering.
- Work on enterprise-scale mobile security services supporting critical applications
- Drive SRE and service engineering best practices across production systems
- Play a key role in service strategy, reliability, and automation initiatives
Key Responsibilities
- Act as SME for resolving complex service issues and escalations
- Take accountability for service availability, performance, and stability
- Lead incident recovery and minimise business impact
- Support 24/7 operational service requirements
- Apply automation and software engineering to improve reliability
- Balance feature releases with system stability
- Identify opportunities for service automation and transformation
- Improve scalability and production resilience
- Lead problem management reviews following major incidents
- Identify service gaps and implement operational improvements
- Contribute to service strategy and operational standards
- Monitor, troubleshoot, diagnose and resolve production issues
- Use scripts, tools and automation to investigate incidents
- Support multiple technology products and services
- Work across engineering, operations and security teams
- Provide training and coaching to team members
Essential Skills & Experience
- Strong experience in Technical Application Support / Service Engineering / SRE
- Experience supporting production-critical applications
- Strong incident management and problem management experience
- Experience with automation, scripting and operational tooling
- Knowledge of service reliability engineering (SRE) practices
- Experience troubleshooting complex distributed systems
- Strong stakeholder collaboration and communication skills
- Ability to lead escalations and major incident recovery
Desirable Skills
- Experience supporting mobile applications or mobile security platforms
- Exposure to DevOps / CI/CD environments
- Monitoring and observability tooling experience
- Experience working in financial services / regulated environments
- Knowledge of performance and availability optimisation
If this is relevant to your experience, please apply with your CV and we’ll be in touch.