11 of 11 Applications Engineer Jobs in the City of London

We're looking for an experienced Senior Application Support Engineer to join a growing IT team and play a key role in supporting critical business applications across a modern and complex technology stack. In this role, you'll be responsible for: Investigating and resolving technical incidents, ensuring minimal downtime and effective root cause analysis Proactively maintaining and optimising … applications, performing upgrades and configuration changes Monitoring system performance, defining service-level objectives, and addressing bottlenecks before they impact users Collaborating closely with engineering and business teams to drive operational excellence Enhancing processes, documentation, and tooling to support continuous improvement What we're looking for: Proven experience in an application support or support engineering role, within financial services ideally …/CD pipelines (Azure DevOps), Dynatrace, Git, Okta, Apigee Excellent communication skills and the ability to work effectively across cross-functional teams Desirable: Familiarity with legacy VB/C# applications in a modernised environment Experience in automation/scripting (PowerShell, Bash) Background in financial services applications or products Location: London (hybrid working - 2/3 days a week More ❯

We're looking for an experienced Senior Application Support Engineer to join a growing IT team and play a key role in supporting critical business applications across a modern and complex technology stack. In this role, you'll be responsible for: Investigating and resolving technical incidents, ensuring minimal downtime and effective root cause analysis Proactively maintaining and optimising … applications, performing upgrades and configuration changes Monitoring system performance, defining service-level objectives, and addressing bottlenecks before they impact users Collaborating closely with engineering and business teams to drive operational excellence Enhancing processes, documentation, and tooling to support continuous improvement What we're looking for: Proven experience in an application support or support engineering role, within financial services ideally …/CD pipelines (Azure DevOps), Dynatrace, Git, Okta, Apigee Excellent communication skills and the ability to work effectively across cross-functional teams Desirable: Familiarity with legacy VB/C# applications in a modernised environment Experience in automation/scripting (PowerShell, Bash) Background in financial services applications or products Location: London (hybrid working - 2/3 days a week More ❯

is wide. All team members are expected to quickly develop, or already have, a good understanding of eTrading systems (not necessarily FX). All engineers within the team have applications and technologies allocated to them and they are expected to take ownership and be or quickly become experts in these areas. Out of hours work is regularly required, particularly More ❯

is wide. All team members are expected to quickly develop, or already have, a good understanding of eTrading systems (not necessarily FX). All engineers within the team have applications and technologies allocated to them and they are expected to take ownership and be or quickly become experts in these areas. Out of hours work is regularly required, particularly More ❯

Senior Backend Engineer (Application & AI Orchestration) Overview We are seeking a deeply technical and security-minded Senior Backend Engineer to join a newly-founded, high-impact AI joint venture. Backed by five of the world's leading telecommunications giants, our mission is to restore trust in global voice communication . Our mission is to restore trust in voice … driver. This product features an AI agent that screens unknown callers as they ring , provides a live transcript, and allows for mid-call user intervention. As the Senior Backend Engineer for Application & AI Orchestration, your central challenge will be solving the cumulative latency puzzle. You will be singularly responsible for orchestrating a best-in-class, buy, don't build … Architecture & Quality ? Collaborate on the design of our cloud-native, microservices-based architecture to ensure all application services are scalable, resilient, and cost-efficient. ? Work with the Platform & Security engineer to ensure all services adhere to our mandatory Zero Trust security architecture and protect sensitive user data. ? Implement comprehensive monitoring, logging, and alerting for the entire AI pipeline, with More ❯

Job Title: Application Support Engineer Location: Staines, Surrey – Hybrid, 2 days onsite Contract: 12-month PAYE | Inside IR35 - Paid on a weekly basis through us - Principle HR + Strong possibility of conversion to full-time Annual Salary: Up to £41,000 per annum Start Date: ASAP Interview Process: 2 rounds – technical and managerial About the role You’ll join More ❯

Job Title: Application Support Engineer Location: Staines, Surrey – Hybrid, 2 days onsite Contract: 12-month PAYE | Inside IR35 - Paid on a weekly basis through us - Principle HR + Strong possibility of conversion to full-time Annual Salary: Up to £41,000 per annum Start Date: ASAP Interview Process: 2 rounds – technical and managerial About the role You’ll join More ❯

world by the end of 2025. Join us and be part of a team that’s revolutionizing how entrepreneurship is taught and practiced! The Role As a Senior Fullstack Engineer at Oneday, you will play a pivotal role in building a performant, reliable, and elegant product experience across our platform – both frontend and backend. Our product includes a learning … and the development of LTI (Learning Tools Interoperability) applications. Key Responsibilities Architect, implement and maintain features across Oneday’s platform – from database to UI. Design, develop, and maintain LTI applications that integrate Oneday’s platform with third-party LMSes. Collaborate with academic partners to understand integration requirements, ensuring seamless user experiences for students, mentors, and staff across different LMS … we expect you to come up with working solutions, we will often challenge you to actively look for the simplest and most optimal one. Experience building and deploying LTI applications , with evidence of past projects or the ability to describe in detail the LTI apps you have built. Experience working with LMS platforms such as Canvas, openEdx, Brightspace, or More ❯

RTL/ASIC Design Engineer AI Powerhouse This is a superb opportunity to join one of the hottest names in the semiconductor industry — building technology that’s transforming the future of AI and humanity itself. You’ll work on world-class products that set the standard in made-for-AI compute hardware and software, and be part of the … Although this is an individual contributor role, there’s a clear career path with progression into technical leadership or managerial positions if desired. Role Overview As an ASIC Design Engineer in the Logical Design team, you’ll contribute to high-quality micro-architecture specifications and RTL for advanced silicon products. You’ll also collaborate across the wider silicon department More ❯

RTL/ASIC Design Engineer AI Powerhouse This is a superb opportunity to join one of the hottest names in the semiconductor industry — building technology that’s transforming the future of AI and humanity itself. You’ll work on world-class products that set the standard in made-for-AI compute hardware and software, and be part of the … Although this is an individual contributor role, there’s a clear career path with progression into technical leadership or managerial positions if desired. Role Overview As an ASIC Design Engineer in the Logical Design team, you’ll contribute to high-quality micro-architecture specifications and RTL for advanced silicon products. You’ll also collaborate across the wider silicon department More ❯

An urgent contract requirement for an Application Engineer to join a leading London Market insurance business and be responsible for the maintenance, environment design, implementation, documentation, and health monitoring of business applications and their underlying platform technologies used within the UK/EU region. Key Responsibilities Design and implement business application environment solutions, documenting the solution fully end More ❯