Technology infrastructure & security occupations Work, Jobs in Holloway, Gtl (with Salaries)

Technology Architect - Infrastructure Architect (Capacity & Performance, Multi-Platform) - London/Warwick), UK
Infosys —London
- Analysis skills
- Analytics
Network & Infrastructure Engineer
Legends Global (Europe) —London
- Communication skills
- Annual leave
- Employee assistance programme
Audit Specialist - COO & Technology
Quilter —London
- Full-time
Staff Infrastructure Engineer, Cluster Infrastructure
Anthropic —London
- £325,000 - £485,000 a year
- Hybrid work
- Bachelor's degree
- Mentoring
- Communication skills
- Flexible schedule
Infrastructure Engineers
CGI —London
- Full-time
- Communication skills
Quick apply
End User Support Engineer
Tata Elxsi —London
- Windows
- Microsoft Office
- Analysis skills
Assistant Vice President - Technology (Network Engineer)
PJT Partners —London
- Full-time
- Computer Science
- Bachelor's degree
- Communication skills
Information Security Officer
BAM UK & Ireland —Hemel Hempstead
- Monday to Friday
- Bachelor's degree
- Travel
- Organisational skills
Design Engineer/Project Manager for ICT Structured Cabling, Cabling Infrastructure Technology
Amazon UK Services Ltd. —London
- Full-time
- PMP
- Analysis skills
- Travel
2nd Line Infrastructure & Platform Engineer
MicroNet —Watford
- £35,000 - £45,000 a year
- Overtime
- Hybrid work
- SharePoint
- In-person
- Annual leave
Quick apply
5d
L3 - SME / Network Security - 24x7 shift
Lakarya LLC —Heathrow Terminals 1, 2 & 3 Station
- Night shift
- Mentoring
- Scripting
- In-person
Quick apply
4d
Information Security Governance, Risk, and Compliance (GRC) Specialist
Janus Henderson —London
- Hybrid work
- Bachelor's degree
Internship Programme 2027: Information Security Engineer (Operations)
Revolut —London
- Full-time
- Hybrid work
- Computer Science
- English
- Master's degree
Senior Technician, IT Infrastructure
Ryan, LLC —London
- Full-time
- Bachelor's degree
- No degree
- Travel
- Gym membership
Information Security Intern – Governance, Risk & Compliance (GRC)
Chanel —London
- Full-time
- English
- Master's degree
- Analysis skills
Cyber security professionals not elsewhere classified
TRIPLE A CLOUDSCAPE LIMITED —Forest Gate
- £49,200 - £51,500 a year
- Full-time
- Azure
- AWS
- Computer networking
- Free parking
Quick apply
Network & Infrastructure Engineer
Seven Investment Management —London
- Hybrid work
- Azure
- Computer Science
- Bachelor's degree
3d
Graduate Programme 2027: Information Security Engineer (Operations)
Revolut —London
- £16,600 a month
- Full-time
- Hybrid work
- English
- Master's degree
- Bachelor's degree
Associate Consultant (UK) - Entry-Level Technology Consulting (Life Sciences)
Veeva Systems —London
- £40,000 a year
- Full-time
- Hybrid work
- English
- Travel
- Communication skills
SOC Analysts (DV Security Clearance)
CGI —London
- Full-time
- Data analysis skills
- Analysis skills
- Communication skills
Quick apply

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technology infrastructure & security occupations jobs near holloway, gtl

Technology Architect - Infrastructure Architect (Capacity & Performance, Multi-Platform) - London/Warwick), UK

Infosys -
London

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Job details

Qualifications

Microsoft Windows Server
Technical troubleshooting
Performance tuning
Data centre experience
Incident management
AIX
Stakeholder liaison
LAN
Disaster recovery
Network infrastructure
Analysis skills
Network architecture
SAN
Network monitoring
Root cause analysis
vSphere
ESXi
vCenter
Analytics

Full job description

Role - Technology Architect
Technology - Infrastructure Architect (Capacity & Performance, Multi-Platform)
Location - Leeds/Warwick UK

Role Overview: The Infrastructure Architect will be responsible for designing, optimizing, and managing enterprise IT infrastructure across Compute (AIX/Linux, Windows/VMware), Storage, and Network domains, with strong focus on capacity planning, performance engineering, and operational resilience.

The role will support large-scale enterprise environments and ensure high availability, scalability, and performance optimization across all infrastructure layers.

Key Responsibilities
1. Infrastructure Architecture & Design

Define and maintain end-to-end infrastructure architecture across:

Compute (IBM AIX, Linux, Windows)
Virtualization (VMware – ESXi, vCenter)
Storage (SAN/NAS, backup platforms)
Network (LAN/WAN, DC networking)

Provide architectural solutions for scalable, resilient, and secure infrastructure platforms
Ensure alignment with enterprise standards, CMDB, and configuration management practices.

2. Capacity Planning & Management

Perform capacity forecasting for compute, storage, and network resources
Analyze trends for CPU, memory, storage, IO, and network utilization
Recommend and implement capacity optimization strategies
Collaborate with application, DB, and infra teams for growth planning.

3. Performance Engineering & Optimization

Lead performance analysis and tuning across AIX/Linux/Windows and VMware environments
Identify bottlenecks across:
CPU, memory, disk IO, network throughput

Optimize workloads using tools/technologies (e.g., monitoring, alerting platforms as referenced in infra monitoring scope)
Drive proactive performance improvement initiatives

4. Compute Platform Leadership (AIX / Windows / VMware)

Oversee:

AIX (POWER, LPAR, PowerVC environments)
Windows Server & Active Directory
VMware infrastructure lifecycle (ESXi, vCenter, clusters)
Support activities including:

OS monitoring, patching, lifecycle management
VM provisioning, decommissioning, and performance tuning.

5. Storage & Backup Architecture

Design and manage SAN/NAS storage environments
Optimize storage performance (IOPS, throughput, latency)
Lead backup/recovery strategy and disaster recovery alignment
Work with tools like enterprise backup (e.g., Spectrum Protect, etc. based on environment patterns)

6. Network Architecture & Integration

Define and review:

Data center networking, routing/switching
Connectivity between compute, storage, and application layers

Work closely with network architects for performance troubleshooting
Ensure network supports infrastructure scalability and HA needs

7. Monitoring, Automation & Reliability

Implement and enhance monitoring solutions for infra health, alerts & performance
Drive automation for:

Provisioning
Capacity reporting
Performance tuning
Improve observability across infra stack

8. Incident, Problem & Change Management

Lead resolution of complex L2/L3 infrastructure issues
Drive root cause analysis for recurring performance issues
Work within ITIL processes (Incident, Problem, Change)

9. Disaster Recovery & High Availability

Design DR/HA solutions for critical infrastructure
Ensure infrastructure readiness for failover scenarios
Periodically validate DR drills

Required Skills & Experience

Core Technical Skills

Compute

IBM AIX (LPAR, Power systems, PowerVC)
Linux (RHEL)
Windows Server & AD
Virtualization
VMware (vSphere, ESXi, vCenter, HA, DRS)
Storage & Backup
SAN/NAS, replication, backup solutions
Networking
LAN/WAN, routing/switching, DC networking
Monitoring & Tools
Infrastructure monitoring, alerting tools, performance tools

Functional Expertise

Strong experience in:

Capacity planning & trending
Performance analysis & tuning
Infrastructure optimization
ITIL process awareness (Incident, Change, Problem)

Experience

10–15+ years of experience in infrastructure architecture / engineering
Proven experience in large enterprise environments (multi-DC, hybrid infra)

Soft Skills

Strong stakeholder management (cross teams: storage, network, apps)
Excellent problem-solving & analytical skills
Ability to lead design discussions and technical governance

About Us
Infosys is a global leader in next-generation digital services and consulting. We enable clients in 46 countries to navigate their digital transformation.
With over three decades of experience in managing the systems and workings of global enterprises, we expertly steer our clients through their digital journey. We do it by enabling the enterprise with an AI-powered core that helps prioritize the execution of change. We also empower the business with agile digital at scale to deliver unprecedented levels of performance and customer delight. Our always-on learning agenda drives their continuous improvement through building and transferring digital skills, expertise, and ideas from our innovation ecosystem.

To learn more about Infosys and see our ideas in action please visit us at www.Infosys.com

All aspects of the hiring process and employment at Infosys are based on merit, competence and performance. We are committed to embracing diversity and creating an inclusive environment for all employees. Infosys is proud to be an equal opportunity employer.

Apply Now

Refine Your Search

technology infrastructure & security occupations jobs in holloway, gtl

Technology Architect - Infrastructure Architect (Capacity & Performance, Multi-Platform) - London/Warwick), UK

Network & Infrastructure Engineer

Audit Specialist - COO & Technology

Staff Infrastructure Engineer, Cluster Infrastructure

Infrastructure Engineers

End User Support Engineer

Assistant Vice President - Technology (Network Engineer)

Information Security Officer

Design Engineer/Project Manager for ICT Structured Cabling, Cabling Infrastructure Technology

2nd Line Infrastructure & Platform Engineer

L3 - SME / Network Security - 24x7 shift

Information Security Governance, Risk, and Compliance (GRC) Specialist

Internship Programme 2027: Information Security Engineer (Operations)

Senior Technician, IT Infrastructure

Information Security Intern – Governance, Risk & Compliance (GRC)

Cyber security professionals not elsewhere classified

Network & Infrastructure Engineer

Graduate Programme 2027: Information Security Engineer (Operations)

Associate Consultant (UK) - Entry-Level Technology Consulting (Life Sciences)

SOC Analysts (DV Security Clearance)

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