London Application Support Engineer – SaaS & Integrations

RLDatix; Tottenham; On-site; GBP 40,000 - 60,000; Full time

Job summary

RLDatix in London seeks an experienced Application Support Engineer to join our QCS Customer Operations team. You will act as Level 2 escalation, resolving complex issues, supporting platform integrations, and ensuring stability and performance of our SaaS solutions for UK health and social care providers.

You should have at least 3 years in application support, strong troubleshooting skills, and experience with C#, ASP.NET, SQL, and modern web technologies.

Qualifications

• A minimum of 3 years' experience in Application Support, Technical Support, Software Development, or a similar technical role.
• Strong analytical and troubleshooting skills, with proven experience investigating complex technical issues and identifying root causes.
• Experience supporting SaaS or web-based applications, and a solid understanding of full-stack architecture.

Responsibilities

• Resolve complex customer issues escalated from Level 1 Support, applying technical expertise and product knowledge to deliver effective solutions within agreed service levels.
• Investigate and troubleshoot application, system, and integration issues, conducting root cause analysis and collaborating with Engineering teams to implement long-term fixes.
• Monitor live applications, dashboards, and system alerts to proactively identify, diagnose, and resolve issues before they impact customers.
• Support and maintain integrations across platforms including Salesforce, Pendo, Vonage, GoCardless, Stripe, and other business-critical systems to ensure service continuity and data integrity.

Skills

C#

MVC

ASP.NET Web Forms

SQL

JavaScript

jQuery

HTML

CSS

Agile/Scrum

Jira

Salesforce

MySQL

SSMS

Cosmos DB

Auth0

Azure Storage Explorer

Tools

Salesforce

MySQL

SSMS

Cosmos DB

Auth0

Azure Storage Explorer

Job description

RLDatix in London seeks an experienced Application Support Engineer to join our QCS Customer Operations team. You will act as Level 2 escalation, resolving complex issues, supporting platform integrations, and ensuring stability and performance of our SaaS solutions for UK health and social care providers.

You should have at least 3 years in application support, strong troubleshooting skills, and experience with C#, ASP.NET, SQL, and modern web technologies.