Application support engineer Work, Jobs in West London, Gtl (with Salaries)

Application Support Engineer
Talan —London
- Weekend availability
- Java
- SQL
- C++
Quick apply
Application Support Engineer
DOCOsoft —London
- Full-time
- Hybrid work
- Azure
- SQL
- Analysis skills
- Annual leave
Quick apply
Entry Level Support Engineer
OSTTRA —London
- Full-time
- Computer Science
- Windows
- Bachelor's degree
- Annual leave
Quick apply
Technical Support Engineer II, Triage & Discovery
Alloy —London
- SQL
- JavaScript
- Travel
Application Support Engineer
Millennium Management —London
- Computer Science
- Java
- AWS
EUC Engineer
CGI —London
- Full-time
- Customer service
- Windows
- IT
Quick apply
Application Support Engineer
RLDatix —Tottenham
- Azure
- Salesforce
- SQL
2d
Application Support Analyst
Ki —London
- Full-time
- Hybrid work
- Microsoft Access
- Salesforce
- SQL
Quick apply
Associate Technical Support Engineer
Mimecast —London
- £40,000 - £45,000 a year
- Full-time
- Azure
- Analysis skills
- Organisational skills
1d
.NET Application Support Engineer
Atos —London
- Hybrid work
- SQL
- Communication skills
- Annual leave
14d
Technical Support Engineer
Appspace —London
- Remote
- Customer service
- Salesforce
- Windows
- Annual leave
- Flexible schedule
Quick apply
Technical Support Engineer
DoorDash USA —London
- Remote
- Salesforce
- Analysis skills
- Mentoring
Quick apply
Mobile Application Engineer
Wide and Wise —London
- APIs
- AI
- Communication skills
Quick apply
14d
Graduate Cloud Support Engineer
Acturis Ltd —London
- Hybrid work
- Computer Science
- Customer service
- Engineering
- Work from home
Support engineer
WRITER —London
- £112,000 - £167,000 a year
- Full-time
- Hybrid work
- AWS
- APIs
- Communication skills
- Annual leave
IT 1st Line Support Engineer
Aventum Group —London
- Full-time
- Hybrid work
- Azure
- Customer service
- Travel
Onsite Support Engineer
Advania UK —London
- £34,000 - £40,000 a year
- Azure
- Microsoft Office
- Analysis skills
Technical Support Engineer - Industrial Placement 2027 (12-months)
Verkada —London
- £40,000 - £41,600 a year
- Full-time
- Computer Science
- Engineering
- Master's degree
- Annual leave
Staff Support Engineer
CircleCI —London
- £85,000 - £107,000 a year
- Remote
- Azure
- DevOps
- Master's degree
Quick apply
1st Line Support Engineer
Avrion Networks —Potters Bar
- Full-time
- Microsoft Powerpoint
- Microsoft Word
- Microsoft Excel
Quick apply
3d

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application support engineer jobs near west london, gtl

Application Support Engineer

Talan -
London

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Job details

Full-time

Qualifications

Microsoft Windows Server
Ansible
Software deployment
.NET
Java
SQL
C++
Splunk
Scripting
Linux
Application support
Jenkins
Python
PowerShell

Full job description

Job Description

Location: London (On-site, 5 days per week)

Role Overview

Talan is seeking an experienced Application Support Engineer to join a high-performing global team supporting the eTrading environment for a leading investment banking client.

Operating within a Production & Application Support function, this role sits at the heart of front-office trading technology, ensuring the stability, performance, and continuous improvement of critical electronic trading platforms.

You will work in a complex, low-latency environment supporting high-volume trading flows, interacting closely with trading desks, development teams, and infrastructure specialists across a global follow-the-sun support model.

Key Responsibilities

Oversee day-to-day production support activities, including monitoring, incident management, and capacity planning
Act as a key point of contact for issue resolution, liaising with traders, developers, infrastructure teams, and external vendors
Take ownership of assigned applications and platforms, developing deep technical expertise
Support and enhance electronic trading systems, including pricing engines, algorithmic trading components, and STP workflows
Manage connectivity to external trading venues (e.g. exchanges, ECNs, market data providers)
Contribute to system design improvements, focusing on resilience, scalability, and performance optimisation
Coordinate release and change management activities, ensuring robust deployment processes
Participate in a shift-based rota (7am–6pm coverage) and on-call support, including occasional weekend work
Collaborate with global teams across Europe, North America, and Asia within a follow-the-sun support model
Continuously improve documentation, monitoring, and operational processes

Required Skills & Experience

Strong experience in Application Support within electronic trading or capital markets environments
Solid expertise across Linux and Windows server environments
Experienced within Wintel Engineering
Good understanding of market connectivity, networking, and infrastructure (firewalls, multicast, latency considerations)
Ability to analyse system performance across CPU, memory, network, and messaging layers
Proficiency in scripting and automation (e.g. Python, Shell, PowerShell, SQL)
Experience with CI/CD and deployment tools (e.g. Jenkins, Ansible, Artifactory)
Familiarity with application stacks involving Java, C++, or .NET
Strong stakeholder engagement skills with the ability to operate in a front-office facing role
Proven ability to manage incidents and deliver improvements in high-pressure environments

Desirable Skills

Experience with ION trading platforms or similar vendor systems
Knowledge of multicast messaging and low-latency trading architectures
Monitoring tools such as Geneos or Zabbix
Experience with Splunk or similar log analytics platforms
OS performance tuning and optimisation

Additional Information

#TalanUK

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Refine Your Search

application support engineer jobs in west london, gtl

Application Support Engineer

Application Support Engineer

Entry Level Support Engineer

Technical Support Engineer II, Triage & Discovery

Application Support Engineer

EUC Engineer

Application Support Engineer

Application Support Analyst

Associate Technical Support Engineer

.NET Application Support Engineer

Technical Support Engineer

Technical Support Engineer

Mobile Application Engineer

Graduate Cloud Support Engineer

Support engineer

IT 1st Line Support Engineer

Onsite Support Engineer

Technical Support Engineer - Industrial Placement 2027 (12-months)

Staff Support Engineer

1st Line Support Engineer

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