Technical Support Engineer
17 hours ago
Levington
If you need support in completing the application or if you require a different format of this document, please get in touch with at or call TCS London Office number 02031552100 with the subject line: “Application Support Request”. Role: L3 Support Engineer – Dot Net Job Type: Permanent Location: Livingston, UK / (Onsite) Number of hours: 40 hours per week – full time Ready to utilize your experience and expertise in Dot Net Support Engineer? We have an exciting role for you – L3 Support Engineer – Dot Net. Careers at TCS: It means more TCS is a purpose-led transformation company, built on belief. We do not just help businesses to transform through technology. We support them in making a meaningful difference to the people and communities they serve - our clients include some of the biggest brands in the UK and worldwide. For you, it means more to make an impact that matters, through challenging projects which demand ambitious innovation and thought leadership. • Build strong relationships with a diverse range of stakeholders., • Gain access to endless learning opportunities., • Work closely with the range of teams within the business to bring products to life. The Role As an L3 Support Engineer, you will be responsible for providing advanced L3 support for .Net and JavaScript-based applications and perform deep-dive analysis and resolve complex incidents within SLA. You will support releases/UAT/go-lives; maintain change quality and documentation and debug code-level issues and collaborate with engineering teams for permanent fixes. Key responsibilities: • Drive systemic improvements and performance optimization., • Partner with upstream and downstream teams to ensure service continuity., • Since effective performance tuning is essential in Incident, Problem, and Change Management, you will ensure seamless system operations and minimize downtime. Your Profile Essential skills/knowledge/experience: • Experience in .Net (C#, VB.Net), VB6 and JavaScript / Vue.js proficiency across application lifecycle., • Proficiency with T-SQL, DocumentDB., • Knowledge in Swift, Kotlin., • Experience in advanced SQL troubleshooting and tuning; data-model fluency for application triage., • Experience in REST API integration and debugging., • Scripting: (PowerShell/Shell) for automation and health-check/reporting., • Observability/SRE: alert tuning, performance/capacity analysis; tools: Splunk/ELK, Grafana., • ITSM discipline: ServiceNow/Jira; SLA/OLA adherence; clear incident communication and RCA., • Operations: daily/shift health checks; exception queues; dashboards; runbooks/KEDB • Triage and recovery: application errors, data mismatches, API failures, safe reprocessing., • Change: UAT, release notes, SOP/runbook updates; regression mindset., • RCA & Systemic Improvements: resolve repeat failures, drive optimization, and process improvements. Desirable skills/knowledge/experience: • Retail domain background., • Experience with cloud-native .Net applications (Azure/AWS)., • Experience in Web services (SOAP/REST) and microservices architecture., • Automation mindset (PowerShell, Python)., • ITIL Foundation certification., • Familiarity with batch schedulers, cloud logging/monitoring. Rewards & Benefits: TCS is consistently voted a Top Employer in the UK and globally. Our competitive salary packages feature pension, health care, life assurance, laptop, phone, access to extensive training resources and discounts within the larger Tata network. Diversity, Inclusion and Wellbeing: Tata Consultancy Services UK&I is committed to meeting the accessibility needs of all individuals in accordance with the UK Equality Act 2010 and the UK Human Rights Act 1998. We believe in building and sustaining a culture of equity and belonging where everyone can thrive. Our diversity and inclusion motto is ‘Inclusion without Exception’. Our continued commitment to Culture and Diversity is reflected across our workforce implemented through equitable workplace policies and processes. You’ll find a welcoming culture and many internal volunteering and social networks to join (these are optional). Our diversity, inclusion and social activities include 12 employee networks such as gender diversity, LGBTQIA+ & Allies, mental health, disability & neurodiversity inclusion and many more, as well as health & wellness initiatives and sports events and we sponsor the London Marathon. We welcome and embrace diversity in race, nationality, ethnicity, disability, neurodiversity, gender identity, age, physical ability, gender reassignment, sexual orientation. We are a disability inclusive employer and encourage disabled people to apply for this role. If you are an applicant who needs any adjustments to the application process or interview, please contact us at with the subject line: “Adjustment Request” or call TCS London Office 02031552100 to request an adjustment. We welcome requests prior to you completing the application and at any stage of the recruitment process. Join us and do more of what matters. Apply online now.