Application Support Specialist - C# / SQL

GCS Recruitment; City Of London; On-site; GBP 18,450,000 - 21,218,000; Full time

Job summary

GCS Recruitment is seeking an Application Support Specialist for a Tier 1 bank on a hybrid, 6-month contract in Canary Wharf. The role pays £416 per day and requires hands-on production support across development teams and data centres.

The candidate will troubleshoot, liaise with global support teams, and help implement robust application operations, including performance and security considerations.

Qualifications

• Experience in application support for production environments.
• Strong knowledge of T/SQL, C# .NET and Oracle.
• Experience liaising with Data Centre, Help Desk and development teams.

Responsibilities

• Troubleshoot applications in production, implement fixes and SQL scripts.
• Coordinate with Technical Support, Network, Infrastructure and DBA teams.
• Communicate with London/NY Helpdesk to provide guidance.
• Contribute to standards for stable production operations.
• Participate in planning and estimating workload for application support.
• Assist in rollout of applications to production with minimal failures.
• Address performance, scalability and security considerations during design and implementation.
• Provide out-of-hours support as part of the production team.

Skills

T/SQL

C# .NET

Oracle

Tools

Windows Server

Job description

Application Support Specialist - C# / SQL - Tier 1 Bank - 6 months - Hybrid

Role - Application Support Specialist

Rate - £416 per day

Duration - 6 months with very likely extension

Location - Hybrid / Canary Wharf - 3 days per week in a Canary Wharf office

Tech Stack

• T/SQL
• C# .NET
• Oracle

Role

• Application support responsibilities for development teams in production environments to cover all aspects such as communication with Data Centre/Help Desk staff, analysing/finding failure to reach a root cause, resolving issues by liaising with development teams, liaising with internal and external supports teams and providing explanations to our Business Clients.

Tasks

• Troubleshooting Applications in the event of failure and implementing solutions (Code fix, SQL scripting etc), including checking Windows Servers, Databases (SQL Server or Oracle) and any other relevant environments where the Application is running. In some cases, this will involve liaising with other application support team staff across London and New York.
• Liaising with the relevant support teams (such as Technical Support, Network, Infrastructure, DBA) when users experience Application issues.
• Communicating with primary support Helpdesk staff in London and New York to give the team necessary advice and suggestions.
• Working with the team members and the wider development team to establish best practices to support Applications.
• Working with the wider Development team and other support teams to analyse and establish appropriate Application configuration to meet Business requirements.
• Contributing and regularly joining technical and design workshops within the team to suggest ideas to achieve stable Application operations.
• Critically and actively contributing to define Application support standards to ensure their applications are fully capable of running safely in production.
• Participating in exercises to both plan and estimate work volumes for Application supports.
• Working with the application release team in the rollout of applications in production that minimize Application failures after release.
• Adding consideration of performance, scalability and security matters across design and implementation phases.
• Follow established incident and problem management processes, ensuring accurate ticket updates and clear communication with stakeholders and with any relevant people.
• Participating in definitions and configuration of Application environments in Disaster Recovery sites.
• Supporting the continuous improvement and updating Application support methodology for all members in support team, as well as the wider Application support departments.
• Out of office hours support required as part of production support team