1 to 25 of 104 Load Balancing Jobs in London

Network Architect (we have office locations in Cambridge, Leeds and London)

Location
Greater London, England, United Kingdom
cloud, hybrid, remote-access and partner connectivity. Design and govern AWS networking, including multi-account connectivity, VPC design, routing, segmentation, private connectivity, DNS, load balancing and network security controls. Architect resilient connectivity between AWS, Genomics England locations, NHS and government partners, research organisations, suppliers and other trusted environments. … architectures in complex, security-conscious environments, with strong knowledge of AWS networking services and patterns, including VPCs, Transit Gateway, Direct Connect, VPN, Route 53, load balancing, private endpoints and network security controls. Experience designing hybrid and multi-site connectivity, routing, switching, segmentation, firewalls, DNS, IP address management, load ...

Principal DevOps Engineer

Location
Greater London, England, United Kingdom
alerting strategy, metrics design, operational readiness) Production experience running Redis , RabbitMQ , Nginx (HA, tuning, troubleshooting) Strong understanding of networking and security fundamentals (TLS, DNS, load balancing, firewalling, least privilege) Proven ability to lead cross-team initiatives, make architectural decisions, and communicate clearly Kubernetes and container ecosystems (Docker, Helm … configuring, and tuning highly available MS SQL Server environments Experience in managing VOIP components and protocols (SIP , FreeSwitch, OpenSIP, session border controllers) Experience with load balancing components ( F5 LTM, F5 GTM) Experience with administering AWS or Azure tenants Diversity, Inclusion, and Equal Opportunity We hire, promote, and compensate ...

Principal Platform Engineer

Location
Greater London, England, United Kingdom
Azure (AKS, AKV, networking), with an understand of on-prem environments***** ****Own core networking design and implementation across within Cloud environments — connectivity, routing, DNS, load balancing, firewalls, and private links between cloud and on-prem***** ****Engineer for high availability: multi-region and multi-AZ architectures, failover design, capacity … ensure new services are built to be operable, observable, and resilient from day one***** ****Contribute to the technical roadmap for the platform function, balancing reliability investment against delivery****## ****What we're looking for********Must have***** ****A background in Operations or SRE running highly available, redundant production platforms ...

Network Engineer (Azure)

Location
Greater London, England, United Kingdom
Microsoft Azure networking services and supports the delivery of secure, resilient and scalable connectivity for enterprise systems, including virtual networks, routing, firewalls, private connectivity, load balancing and hybrid network integration. The Azure Network Engineer carries out the following activities: 1. Azure Network Design & Implementation Design Azure networking solutions … security controls, including Azure Firewall, Web Application Firewall, DDoS Protection, NSGs and traffic inspection patterns. Implement resilient application delivery and traffic management using Azure Load Balancer, Application Gateway, Front Door and Traffic Manager. Apply secure-by-design principles across network segmentation, routing, connectivity, monitoring and operational support. Produce high ...

Lead Technical Architect - Active UK Government Security Clearance

Location
Greater London, England, United Kingdom
credibility to operate within formal design governance. You will bring: CCNP certification, or demonstrable equivalent knowledge of networking concepts, switching, routing, firewalling, and load balancing Cisco SD-WAN experience, including the use of BGP A consistent track record of leading complex technical architectures, championing innovation and best practice … Skills Core technologies/experience: Cisco SD-WAN CCNP or equivalent demonstrable knowledge of networking concepts, switching, routing, and firewalling BGP (Border Gateway Protocol) Load balancing Enterprise routing and network architecture Network segmentation and security Architecture governance and assurance Technical Design Authority/Security Board experience Secure ...

Network Engineer - F5 / DDI (BlueCat)

Hiring Organisation
Oscar Associates (UK) Limited
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£60 - £64 per day
incident response and production support, not a project/build role. You'll be the technical SME for DDI/DNS and load balancing infrastructure, owning incidents through to resolution and keeping the environment running. BlueCat is essential - candidates without hands-on BlueCat experience will not be considered … support and incident triage for BlueCat DDI (DNS, DHCP, IPAM - on-prem and Cloud Resolver), F5 (LTM/GTM/APM), and VMware Advanced Load Balancer (Avi) Acting as the technical escalation point for business-impacting network incidents, working the problem until it's resolved Proactive reviews - DR testing ...

Platform Engineer

Location
Greater London, England, United Kingdom
larger initiatives led by Senior engineers. Pillar 1: Platform Engineering & Delivery Cloud Infrastructure: Design, build, and operate GCP infrastructure (Compute Engine, GKE, Cloud Load Balancing, Cloud SQL, Memorystore, Pub/Sub, Cloud Storage, VPC networking) as Terraform, following and contributing to the team’s shared modules and standards. … actions through to completion. Production Readiness: Factor upcoming critical business events - peak sporting fixtures, market launches, B2B go-lives - into your work, and support load testing, capacity, and failover checks led by Senior engineers. Pillar 3: Security & Compliance Identity & Access: Implement least-privilege IAM, Workload Identity, and service account ...

Senior/Principal Product Manager - Infrastructure

Location
Greater London, England, United Kingdom
capabilities, upgrades, configuration changes, reliability improvements, technical debt, and security requirements. Coordinate infrastructure lifecycle work including Kubernetes upgrades, network and SDN changes, storage platforms, load balancing, DNS, ingress, and shared platform services. Identify cross-team dependencies, delivery risks, and infrastructure constraints that could impact product development. Ensure infrastructure … infrastructure, or technical programme management role. Strong understanding of Kubernetes and cloud-native infrastructure. Good understanding of infrastructure domains including: Networking: SDN, routing, DNS, load balancing, firewalls Storage: persistent storage, distributed storage, resilience, encryption Compute: clusters, nodes, capacity, scheduling, scaling Infrastructure-as-code and configuration management Familiarity with ...

Staff Software Engineer, Inference

Location
Greater London, England, United Kingdom
serve Claude to millions of users worldwide Develop resilient, flexible systems that adapt in real time to real-world events Develop intelligent request routing, load balancing, and traffic management systems across thousands of accelerators Maximize compute efficiency across the fleet by autoscaling and orchestrating production, research, and experimental … your work Preferred qualifications Significant experience with high-performance, large-scale distributed systems Experience implementing and deploying machine learning systems at scale Experience building load balancing, request routing, or traffic management systems Familiarity with LLM inference optimization, batching, and caching strategies Deep experience operating Kubernetes and cloud infrastructure ...

Platform Engineering Lead

Hiring Organisation
Hays
Location
City of London, London, United Kingdom
Employment Type
Permanent
GitOps, automation and modern platform engineering practices. Work closely with Security teams to embed governance and compliance into engineering platforms. Strengthen resilience across global load balancing, disaster recovery and observability. Act as a senior escalation point for complex platform incidents. Contribute to operational excellence through incident management … Desirable Experience within fintech, SaaS or high-transaction digital platforms. Experience with Cloud SQL, Spanner and cloud-native databases. Knowledge of Cloud Armor, global load balancing and disaster recovery strategies. Exposure to developer platforms and internal developer portals. Why Apply? Genuine ownership of platform strategy and technical direction. ...

System Administrator

Location
Greater London, England, United Kingdom
cloud storage (S3, EBS, Google Cloud Storage, Filestore) Configure and troubleshoot networking components across cloud and on-prem environments, including VPCs, VPNs, load balancers, DNS, and firewalls Work with enterprise networking and security equipment (Cisco, Arista, Fortinet, Palo Alto, Juniper, Forcepoint) Implement and maintain monitoring and observability solutions (CloudWatch … CloudWatch) Hands-on experience with Terraform and/or Ansible for infrastructure automation Solid understanding of networking fundamentals (TCP/IP, DNS, VPNs, load balancing) Experience working with physical and virtual servers, including provisioning and troubleshooting Experience with virtualisation platforms (VMware, EC2, Compute Engine) Scripting experience using Bash ...

DevOps Engineer

Location
Greater London, England, United Kingdom
platforms Operating systems and platforms Strong Linux experience Windows Server experience macOS familiarity for engineering workflows Networking Good depth across: DNS TCP/IP Load balancing Firewalls and routing Virtualisation and hardware VMware experience (vSphere, ESXi or similar) Understanding of physical infrastructure and data centre environments Leadership ...

Cloud Platform Network Engineer

Hiring Organisation
Lorien
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
Virtual WAN, user-defined routes, BGP, and NAT Gateway. Solid foundation in core networking principles, including TCP/IP, subnetting, routing protocols, DNS, load balancing, and VPN and IPsec technologies. Experience troubleshooting with Azure Network Watcher, VNet flow logs, and Azure Monitor, including creating alerts and dashboards. Microsoft ...

Engineer: Cloud and Infrastructure Architecture

Location
Greater London, England, United Kingdom
global environment, preferred. Technical Skills: Private cloud datacentre, including VMware, Cisco UCS, Dell EMC, required Private cloud networking, including Cisco ACI, F5 load balancing, Palo Alto firewall, SDWAN, required Knowledge of Information Security best practices, required Experience automating into public cloud providers, required Assessing cloud environments for drift ...

Senior Infrastructure Consultant

Location
Greater London, England, United Kingdom
vSphere or Hyper‐V, server hardware, storage, backup and recovery, disaster recovery, and capacity management. Enterprise networking fundamentals, including TCP/IP, routing, VLANs, load balancing, firewalls, proxies, VPNs, DNS, and troubleshooting connectivity across hybrid environments. Automation, scripting, monitoring, and logging using PowerShell and tools such as Azure ...

AWS DevOps Engineer (Security Cleared)

Location
Greater London, England, United Kingdom
Code using Terraform, CloudFormation, or similar technologies. Configure and manage AWS services including EC2, VPC, IAM, S3, RDS, Lambda, CloudWatch, Route 53, and Elastic Load Balancing. Design and implement secure AWS networking, including VPCs, subnets, routing, VPNs, security groups, and network controls. Develop automation and CI/CD pipelines ...

Senior Network Security Infrastructure Engineer

Location
Greater London, England, United Kingdom
enterprise-class firewall technologies across both on-premises and cloud environments, including Fortinet solutions.Strong understanding of AWS networking services and architectures, including VPNs, DNS, load balancing, routing, and security controls.Deep understanding of networking protocols and technologies, including TCP/IP, BGP, OSPF, routing, switching, and network segmentation.A deep ...

Senior Network Infrastructure Engineer Private Swiss Bank

Hiring Organisation
Silver Birch Rec Ltd T/A Etech Partners
Location
London, United Kingdom
Employment Type
Permanent
Salary
£85,000
data centre networking including spine-leaf, EVPN-VXLAN and IP fabrics Own network OS, firmware and security patching across firewalls, switches, routers, wireless and load balancers Support F5 BIG-IP load balancing technologies Maintain network security controls, firewall rules and vulnerability remediation Experience Required Strong hands ...

Infrastructure Engineer

Hiring Organisation
TXP
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£450 - £500/day
GitLab, Jenkins or Bamboo. Scripting skills using Bash, Python or PowerShell. Experience with VMware or comparable virtualisation platforms. Understanding of DNS, routing, firewalls, load balancing and secure connectivity. Exposure to legacy application-hosting technologies, middleware or databases. Experience of migration rehearsals, production cutovers, rollback and early-life support. ...

Azure Platform Engineer

Location
City Of London, England, United Kingdom
runbooks, and communicate progress and risks to the team and client stakeholders. What you’ll bring Foundational understanding of infrastructure concepts (networking, DNS, routing, load balancing, certificates, OS fundamentals) and how these apply in Azure. Hands‐on experience (commercial, internship, apprenticeship or personal projects) with Azure services across ...

DevOps Engineer

Location
Greater London, England, United Kingdom
Prometheus, Grafana, ELK, or similar. Good understanding of Linux systems administration. Experience troubleshooting complex application and infrastructure issues. Knowledge of networking principles including DNS, load balancing, firewalls, and TLS/SSL. Experience working within DevOps or Site Reliability Engineering practices. Experience with Amazon EKS. Exposure to GitHub Actions ...

Senior Systems Engineer

Location
Greater London, England, United Kingdom
Knowledge and experience of Citrix Virtual Apps and Desktop configuration and support in production environments. Knowledge and experience of Linux Knowledge and experience of Load Balancing technologies including configuration and support of production systems. Knowledge and experience of AWS Knowledge and experience of Cloud based security systems e.g. ...

Network Security Specialist

Location
Greater London, England, United Kingdom
Zscaler platforms. Ensure security policies are consistently enforced across data centre, campus, cloud and hybrid environments. Lead complex troubleshooting of network security issues, balancing security, performance and availability. Help to define the network security roadmap, aligned with wider technology and security strategies. Design and evolve Zero Trust network architectures … controls and design for Kubernetes/OpenShift. Experience with automation and infrastructure‐as‐code approaches for deploying security controls. Wide exposure to routing, switching, load balancing and security architectures, with extensive operational and engineering experience. Strong grounding in core networking technologies and protocols, including: TCP/ ...

DevOps Engineer

Hiring Organisation
Sanderson Recruitment
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
Up to £425 per day + Inside IR-35
Secrets Management IAM Experience with microservice-based architectures Hands-on experience managing highly available services within Kubernetes environments Experience supporting production traffic through load balancing, auto-scaling and multi-site failover strategies Strong stakeholder communication skills with the ability to engage both technical and non-technical audiences Desirable ...

Sr. Systems Engineer

Hiring Organisation
Visa
Location
london, south east england, united kingdom
Bash, or similar. \n Experience with monitoring/observability stacks (CloudWatch, Datadog, OpenTelemetry, etc.). \n Good understanding of networking fundamentals (DNS, routing, VPNs, load balancing, firewalls). \n Strong version-control discipline using GitHub or similar. \n Understanding of DevOps methodologies and cloud operational best practices. ...