Senior Technical Application Specialist

Day to day: Where you’ll make a difference 

• Collaborate with Product Owners, Customer Journey Managers and Engineering teams to understand feature requirements, system behaviours and customer needs. 

• Contribute to the design, configuration, integration and support of application components, ensuring smooth product delivery without unnecessary complexity. 

• Configure supported technologies, apply established patterns and ensure changes are well tested to reduce technical debt and operational risk. 

• Participate in Agile ceremonies - helping the team plan work, manage dependencies, raise impediments and balance delivery with operational needs. 

• Contribute to pragmatic, well understood application configuration changes aligned to the target architecture - making trade offs when appropriate. 

• Support team effectiveness through design discussions, code/configuration reviews, and identifying opportunities to automate or streamline processes. 

• Enhance shared domain knowledge by contributing to documentation, lifecycle management and the rollout of technical roadmaps. 

• Promote strong technical custodianship by participating in incident investigations and root cause analysis, ensuring learnings lead to greater reliability. 

• Provide occasional on call or out of hours support during key implementation windows or to assist with critical service issues, ensuring continuity and stability for our customers and colleagues. 

• Help uplift security, compliance and resilience by identifying risks, gaps and opportunities for improvement. 

• Mentor colleagues, contribute to interviews and support onboarding of new team members. 

• Invest in developing your own technical, operational and agile skills. 

What you’ll need 

• Foundational experience with engineering or application management tools, with the ability to configure, troubleshoot and support application components. 

• Experience contributing to the stability and reliability of production systems—including incident support, performance monitoring and recovery. 

• Strong analytical skills to investigate issues, interpret data, perform root‑cause analysis and contribute to service improvements. 

• Experience working with cross‑functional teams (Product, Engineering, Quality, Support) to deliver change and resolve issues. 

• Exposure to automation or scripting tools to reduce manual effort and improve repeatability. 

• Understanding of software delivery, including versioning, testing approaches and safe deployment practices. 

• Experience in environments balancing new change with system stability, and in prioritising resilience, maintenance and compliance where needed. 

• A demonstrable appetite for continuous learning and growing technical depth in key application areas. 

Nice to have 

In addition to the above, experience with the following would be beneficial: 

• Experience working with SAAS providers or financial services applications built on SAAS platforms. 

• Knowledge of Cloud platforms (GCP, Azure, AWS). 

• Understanding of IT infrastructure (servers, networks, databases). 

• ITIL Foundation certification. 

• Experience with monitoring tools (e.g. Splunk, Dynatrace). 

• Familiarity with SRE principles and tooling. 

About working for us 

• We’re committed to being inclusive every day - building an organisation that reflects modern society and celebrates diversity in all its forms. 

• We want all colleagues to feel they belong, can be themselves and can thrive - regardless of background or identity. 

• We’re proud to be a Disability Confident employer. If you require reasonable adjustments at any stage of the recruitment process, just let us know. 

We also offer a wide‑ranging benefits package, including: 

• A generous up to 15% pension contribution 

• An annual performance‑related bonus 

• Share schemes, including free shares 

• Benefits tailored to your lifestyle, such as discounted shopping 

• 30 days’ holiday plus bank holidays 

• A wide range of wellbeing initiatives and generous parental leave 

Ready for a career where you can make a real impact while learning, growing and thriving? Apply today and join our journey.