Senior Application Support Engineer - London - Hybrid - Permanent - £70,000 - Financial Services

Cornwallis Elt Ltd; City Of London; Hybrid; GBP 60,000 - 80,000; Full time

Job summary

A specialist financial services organization is seeking a Senior Application Support Engineer in London. In this hybrid position, you will provide crucial technical support and maintenance for critical applications while collaborating with development teams. A solid background in C# and experience in a regulated environment are essential. A competitive salary of £70,000 plus up to 30% bonus is offered.

Qualifications

• Proven experience in a support engineering role, preferably within financial services or regulated environments.
• Strong coding skills in C# (comfortable with coding).
• Experience with Microsoft Technologies: VB, .NET Core, Azure, SQL Server, IIS, Windows Server.

Responsibilities

• Provide second and third-line support for complex application issues, ensuring timely resolution.
• Collaborate with development teams to diagnose and fix software defects.
• Manage and maintain application environments.

Skills

Support engineering experience

C# coding

Microsoft Technologies

Web Technologies

Incident management

SQL querying

Cloud platforms knowledge

Communication and stakeholder management

Tools

Microsoft Visual Studio

Azure Cloud Services

SQL

IIS

Docker

React.js

RESTful API tool

Job description

Overview

Senior Application Support Engineer - London - Hybrid - Permanent - £70,000 + Up to 30% bonus - Financial Services

A UK based Specialist Financial Services organisation are looking for a Senior Application Support Engineer with proven experience in a support engineering role, ideally within financial services or a similarly regulated environment. The successful candidate will provide expert technical support and maintenance for critical applications, ensuring high performance. This role requires strong hands-on experience across a broad range of technologies, including Microsoft and web technologies, to troubleshoot, resolve incidents, and collaborate with development and infrastructure teams. You will play a key role in supporting and enhancing applications, working closely with stakeholders to meet business needs in a fast-paced, hybrid working environment.

Responsibilities

• Provide second and third-line support for complex application issues, ensuring timely resolution and minimal business impact.
• Collaborate with development teams to diagnose and fix software defects, including coding where necessary.
• Manage and maintain application environments, including deployment, configuration, and performance tuning.
• Monitor application health and proactively identify potential issues.
• Support integration points such as RESTful APIs and containerised environments.
• Participate in incident management, root cause analysis, and continuous improvement initiatives.
• Maintain clear and comprehensive technical documentation.
• Engage with stakeholders to understand requirements and provide technical guidance.

Skills

• Proven experience in a support engineering role, preferably within financial services or regulated environments
• Strong coding skills in C# (comfortable with coding)
• Experience with Microsoft Technologies: VB, .NET Core, Azure, SQL Server, IIS, Windows Server
• Proficient in Web Technologies: React, RESTful APIs, Docker, Azure Kubernetes Service (AKS)
• Application troubleshooting and incident management
• SQL querying and database support
• Knowledge of cloud platforms, especially Microsoft Azure
• Experience with containerisation and orchestration tools
• Strong communication and stakeholder management skills

Software/Tools

• Microsoft Visual Studio / .NET Core
• Azure Cloud Services (including AKS)
• SQL
• IIS (Internet Information Services)
• Docker
• React.js
• RESTful API tool

Certifications & Standards

• Relevant Microsoft certifications (e.g., Azure Fundamentals, Azure Developer Associate) are advantageous
• Familiarity with ITIL or other service management frameworks is beneficial
• Experience working within regulated environments and understanding compliance requirements