We are delighted to be working in partnership with an established market leader in managed communications technology and systems integration who develop their own products. For over 40 years, they ve been at the forefront of innovation, transforming customer experiences through smarter communications, automation, analytics and AI. They deliver transformative communication and CX solutions throughout the UK and internationally, supporting clients with global reach and ambition. As the business expands, they are looking to onboard a DevOps SysAdmin to support teams across the business for both internal and hosted infrastructures including hardware, operating systems and server-based applications. As a Senior DevOps Systems Administrator, you ll lead automation efforts, work with cutting-edge tools, and be trusted to make key decisions that influence the direction of the business. The DevOps Engineer will help architect robust hybrid cloud solutions and streamline infrastructure with tools like Terraform, Ansible, and GitHub Actions. You ll be working in a collaborative environment that invests in your development with clear progression, technical certifications, and the opportunity to mentor others whilst growing your leadership skills. Key Responsibilities will include: Design, deploy and support infrastructure across AWS and private cloud Automate infrastructure with Terraform and Ansible Build and maintain CI/CD pipelines using GitHub Actions Implement observability tools (Grafana, Prometheus, CloudWatch) Work across teams to improve reliability and security Manage hybrid networks, IAM, firewalls and VPNs The successful DevOps Systems Administrator will have: At least 3-5 years of DevOps experience, including hands-on AWS, Experience with VMware or Proxmox. Strong Linux skills with networking and cloud security knowledge. Experience of working with Terraform, Ansible, and Kubernetes (e.g. EKS) Confident scripting in Bash, Python or Go AWS Certifications and knowledge of security tools such as Trivy would be beneficial. This is a fantastic and exciting opportunity for an experienced Systems Administrator, DevOps Engineer or Platform/Cloud Engineer to work as part of a people-first company that holds exceptional staff retention rates and career development opportunities. The role comes with a generous benefits package, including retail discounts, private healthcare, flexible working arrangements and many more. If you re ambitious, curious and can demonstrate loyalty as an employee, this is your chance to learn and grow your career in a company with pedigree, purpose and potential. Please not that this is a permanent position seeking candidates that can demonstrate longevity of service with their former employers.
Aug 08, 2026
Full time
We are delighted to be working in partnership with an established market leader in managed communications technology and systems integration who develop their own products. For over 40 years, they ve been at the forefront of innovation, transforming customer experiences through smarter communications, automation, analytics and AI. They deliver transformative communication and CX solutions throughout the UK and internationally, supporting clients with global reach and ambition. As the business expands, they are looking to onboard a DevOps SysAdmin to support teams across the business for both internal and hosted infrastructures including hardware, operating systems and server-based applications. As a Senior DevOps Systems Administrator, you ll lead automation efforts, work with cutting-edge tools, and be trusted to make key decisions that influence the direction of the business. The DevOps Engineer will help architect robust hybrid cloud solutions and streamline infrastructure with tools like Terraform, Ansible, and GitHub Actions. You ll be working in a collaborative environment that invests in your development with clear progression, technical certifications, and the opportunity to mentor others whilst growing your leadership skills. Key Responsibilities will include: Design, deploy and support infrastructure across AWS and private cloud Automate infrastructure with Terraform and Ansible Build and maintain CI/CD pipelines using GitHub Actions Implement observability tools (Grafana, Prometheus, CloudWatch) Work across teams to improve reliability and security Manage hybrid networks, IAM, firewalls and VPNs The successful DevOps Systems Administrator will have: At least 3-5 years of DevOps experience, including hands-on AWS, Experience with VMware or Proxmox. Strong Linux skills with networking and cloud security knowledge. Experience of working with Terraform, Ansible, and Kubernetes (e.g. EKS) Confident scripting in Bash, Python or Go AWS Certifications and knowledge of security tools such as Trivy would be beneficial. This is a fantastic and exciting opportunity for an experienced Systems Administrator, DevOps Engineer or Platform/Cloud Engineer to work as part of a people-first company that holds exceptional staff retention rates and career development opportunities. The role comes with a generous benefits package, including retail discounts, private healthcare, flexible working arrangements and many more. If you re ambitious, curious and can demonstrate loyalty as an employee, this is your chance to learn and grow your career in a company with pedigree, purpose and potential. Please not that this is a permanent position seeking candidates that can demonstrate longevity of service with their former employers.
CBSbutler Holdings Limited trading as CBSbutler
Reading, Oxfordshire
Systems Engineer - Azure months + +Hybrid working in Reading +SC cleared role +Sole British nationals only due to nature of the project +Inside IR35 + 500 - 535 a day Working within the Infrastructure & Platform Services team, you will help support, maintain and enhance enterprise infrastructure, cloud services and platform technologies. You'll contribute to secure, reliable and resilient services across Microsoft Azure and on-premise environments while supporting automation and modern infrastructure initiatives. Key Responsibilities Support and administer cloud and on-premises infrastructure. Maintain Windows Server and Linux environments. Deploy, configure and support Microsoft Azure services. Support virtualisation platforms including VMware and Hyper-V. Assist with Kubernetes and OpenShift platform administration. Monitor infrastructure performance, availability and capacity. Support incident, problem and change management activities. Assist with backup, disaster recovery and business continuity processes. Contribute to Infrastructure as Code (IaC) and automation initiatives. Produce and maintain technical documentation. Work closely with senior engineers to improve platform reliability and operational performance. Essential Skills & Experience Experience supporting Windows Server and/or Linux environments. Understanding of Microsoft Azure services and cloud technologies. Knowledge of networking fundamentals including TCP/IP, DNS, DHCP, VPNs and firewalls. Experience with virtualisation technologies such as VMware or Hyper-V. Familiarity with infrastructure monitoring and operational support. Understanding of security principles and access management. Knowledge of backup, recovery and disaster recovery concepts. Strong troubleshooting and analytical skills. Excellent communication skills and the ability to work within a collaborative engineering team. Desirable Skills Microsoft Azure Fundamentals (AZ-900) and/or Azure Administrator (AZ-104). Experience with Kubernetes, OpenShift and Docker. Exposure to Terraform, Ansible or other Infrastructure as Code tools. Scripting skills in PowerShell, Bash or Python. Experience with Grafana, Prometheus or Azure Monitor. Knowledge of DevOps practices and hybrid cloud environments. ITIL Foundation certification. If you'd like to discuss this Systems Engineer - Azure role in more detail, please send your updated CV to (url removed) and I will get in touch.
Aug 08, 2026
Contractor
Systems Engineer - Azure months + +Hybrid working in Reading +SC cleared role +Sole British nationals only due to nature of the project +Inside IR35 + 500 - 535 a day Working within the Infrastructure & Platform Services team, you will help support, maintain and enhance enterprise infrastructure, cloud services and platform technologies. You'll contribute to secure, reliable and resilient services across Microsoft Azure and on-premise environments while supporting automation and modern infrastructure initiatives. Key Responsibilities Support and administer cloud and on-premises infrastructure. Maintain Windows Server and Linux environments. Deploy, configure and support Microsoft Azure services. Support virtualisation platforms including VMware and Hyper-V. Assist with Kubernetes and OpenShift platform administration. Monitor infrastructure performance, availability and capacity. Support incident, problem and change management activities. Assist with backup, disaster recovery and business continuity processes. Contribute to Infrastructure as Code (IaC) and automation initiatives. Produce and maintain technical documentation. Work closely with senior engineers to improve platform reliability and operational performance. Essential Skills & Experience Experience supporting Windows Server and/or Linux environments. Understanding of Microsoft Azure services and cloud technologies. Knowledge of networking fundamentals including TCP/IP, DNS, DHCP, VPNs and firewalls. Experience with virtualisation technologies such as VMware or Hyper-V. Familiarity with infrastructure monitoring and operational support. Understanding of security principles and access management. Knowledge of backup, recovery and disaster recovery concepts. Strong troubleshooting and analytical skills. Excellent communication skills and the ability to work within a collaborative engineering team. Desirable Skills Microsoft Azure Fundamentals (AZ-900) and/or Azure Administrator (AZ-104). Experience with Kubernetes, OpenShift and Docker. Exposure to Terraform, Ansible or other Infrastructure as Code tools. Scripting skills in PowerShell, Bash or Python. Experience with Grafana, Prometheus or Azure Monitor. Knowledge of DevOps practices and hybrid cloud environments. ITIL Foundation certification. If you'd like to discuss this Systems Engineer - Azure role in more detail, please send your updated CV to (url removed) and I will get in touch.
We are delighted to be working in partnership with an established market leader in managed communications technology and systems integration who develop their own products. For over 40 years, they've been at the forefront of innovation, transforming customer experiences through smarter communications, automation, analytics and AI. They deliver transformative communication and CX solutions throughout the UK and internationally, supporting clients with global reach and ambition. As the business expands, they are looking to onboard a DevOps SysAdmin to support teams across the business for both internal and hosted infrastructures including hardware, operating systems and server-based applications. As a Senior DevOps Systems Administrator, you'll lead automation efforts, work with cutting-edge tools, and be trusted to make key decisions that influence the direction of the business. The DevOps Engineer will help architect robust hybrid cloud solutions and streamline infrastructure with tools like Terraform, Ansible, and GitHub Actions. You'll be working in a collaborative environment that invests in your development - with clear progression, technical certifications, and the opportunity to mentor others whilst growing your leadership skills. Key Responsibilities will include: Design, deploy and support infrastructure across AWS and private cloud Automate infrastructure with Terraform and Ansible Build and maintain CI/CD pipelines using GitHub Actions Implement observability tools (Grafana, Prometheus, CloudWatch) Work across teams to improve reliability and security Manage hybrid networks, IAM, firewalls and VPNs The successful DevOps Systems Administrator will have: At least 3-5 years of DevOps experience, including hands-on AWS, Experience with VMware. Proxmox desirable but not essential. Strong Linux skills with networking and cloud security knowledge. Experience of working with Terraform, Ansible, and Kubernetes (e.g. EKS) Confident scripting in Bash, Python or Go AWS Certifications and knowledge of security tools such as Trivy would be beneficial. This is a fantastic and exciting opportunity for an experienced Systems Administrator, DevOps Engineer or Platform/Cloud Engineer to work as part of a people-first company that holds exceptional staff retention rates and career development opportunities. The role comes with a generous benefits package, including retail discounts, private healthcare, flexible working arrangements and many more. If you're ambitious, curious and can demonstrate loyalty as an employee, this is your chance to learn and grow your career in a company with pedigree, purpose and potential. Please not that this is a permanent position seeking candidates that can demonstrate longevity of service with their former employers.
Aug 07, 2026
Full time
We are delighted to be working in partnership with an established market leader in managed communications technology and systems integration who develop their own products. For over 40 years, they've been at the forefront of innovation, transforming customer experiences through smarter communications, automation, analytics and AI. They deliver transformative communication and CX solutions throughout the UK and internationally, supporting clients with global reach and ambition. As the business expands, they are looking to onboard a DevOps SysAdmin to support teams across the business for both internal and hosted infrastructures including hardware, operating systems and server-based applications. As a Senior DevOps Systems Administrator, you'll lead automation efforts, work with cutting-edge tools, and be trusted to make key decisions that influence the direction of the business. The DevOps Engineer will help architect robust hybrid cloud solutions and streamline infrastructure with tools like Terraform, Ansible, and GitHub Actions. You'll be working in a collaborative environment that invests in your development - with clear progression, technical certifications, and the opportunity to mentor others whilst growing your leadership skills. Key Responsibilities will include: Design, deploy and support infrastructure across AWS and private cloud Automate infrastructure with Terraform and Ansible Build and maintain CI/CD pipelines using GitHub Actions Implement observability tools (Grafana, Prometheus, CloudWatch) Work across teams to improve reliability and security Manage hybrid networks, IAM, firewalls and VPNs The successful DevOps Systems Administrator will have: At least 3-5 years of DevOps experience, including hands-on AWS, Experience with VMware. Proxmox desirable but not essential. Strong Linux skills with networking and cloud security knowledge. Experience of working with Terraform, Ansible, and Kubernetes (e.g. EKS) Confident scripting in Bash, Python or Go AWS Certifications and knowledge of security tools such as Trivy would be beneficial. This is a fantastic and exciting opportunity for an experienced Systems Administrator, DevOps Engineer or Platform/Cloud Engineer to work as part of a people-first company that holds exceptional staff retention rates and career development opportunities. The role comes with a generous benefits package, including retail discounts, private healthcare, flexible working arrangements and many more. If you're ambitious, curious and can demonstrate loyalty as an employee, this is your chance to learn and grow your career in a company with pedigree, purpose and potential. Please not that this is a permanent position seeking candidates that can demonstrate longevity of service with their former employers.
Database Administrator (PostgreSQL / Oracle) Location: UK-based Remote / Hybrid Occasional travel to Kettering and customer sites About the Role We're working with a growing technology business that develops warehouse management and automation solutions for customers across the logistics sector. As part of an ongoing platform modernisation programme, the organisation is evolving towards a PostgreSQL-led environment while continuing to support a number of Oracle databases. They're looking for a Database Administrator to join the Systems team and play a key role in both day-to-day database operations and longer-term platform improvements. This is a varied role offering a mix of BAU support, performance optimisation, upgrades, migrations, and infrastructure projects. You'll have the opportunity to influence database strategy while working with modern engineering and DevOps practices. Key Responsibilities Administer and support PostgreSQL and Oracle databases, with a primary focus on PostgreSQL Monitor, troubleshoot and optimise database performance Design and maintain high availability, replication, backup and disaster recovery solutions Perform database upgrades, patching and lifecycle management activities Support database migration and platform modernisation initiatives Maintain database security, access controls and compliance standards Investigate and resolve production issues in business-critical environments Work closely with development, infrastructure and support teams to deliver technical improvements Contribute to automation, CI/CD and continuous improvement initiatives Produce and maintain technical documentation and operational procedures About You You'll ideally have: Strong PostgreSQL administration experience Working knowledge of Oracle database support and administration Experience with performance tuning, optimisation and troubleshooting Knowledge of replication, high availability and disaster recovery solutions Strong understanding of backup and recovery processes Linux administration experience Experience supporting production database environments A proactive approach to problem solving and continuous improvement Strong communication and stakeholder engagement skills Desirable Experience Oracle to PostgreSQL migration projects AWS and/or Azure database services Infrastructure as Code and automation tools such as Terraform or Ansible DevOps and CI/CD pipelines Jira, Confluence, Bitbucket or similar tooling Broader infrastructure, networking or Linux administration experience What's on Offer Opportunity to join a business investing heavily in its technology platforms A genuine mix of BAU support and project work Involvement in a major database modernisation programme Flexible remote and hybrid working Exposure to cloud, automation and DevOps practices Collaborative technical environment with long-term career growth opportunities Interested? If you're a hands-on DBA with strong PostgreSQL experience and an interest in helping shape the future of a growing database estate, we'd love to hear from you. Apply now or get in touch for a confidential discussion
Aug 05, 2026
Full time
Database Administrator (PostgreSQL / Oracle) Location: UK-based Remote / Hybrid Occasional travel to Kettering and customer sites About the Role We're working with a growing technology business that develops warehouse management and automation solutions for customers across the logistics sector. As part of an ongoing platform modernisation programme, the organisation is evolving towards a PostgreSQL-led environment while continuing to support a number of Oracle databases. They're looking for a Database Administrator to join the Systems team and play a key role in both day-to-day database operations and longer-term platform improvements. This is a varied role offering a mix of BAU support, performance optimisation, upgrades, migrations, and infrastructure projects. You'll have the opportunity to influence database strategy while working with modern engineering and DevOps practices. Key Responsibilities Administer and support PostgreSQL and Oracle databases, with a primary focus on PostgreSQL Monitor, troubleshoot and optimise database performance Design and maintain high availability, replication, backup and disaster recovery solutions Perform database upgrades, patching and lifecycle management activities Support database migration and platform modernisation initiatives Maintain database security, access controls and compliance standards Investigate and resolve production issues in business-critical environments Work closely with development, infrastructure and support teams to deliver technical improvements Contribute to automation, CI/CD and continuous improvement initiatives Produce and maintain technical documentation and operational procedures About You You'll ideally have: Strong PostgreSQL administration experience Working knowledge of Oracle database support and administration Experience with performance tuning, optimisation and troubleshooting Knowledge of replication, high availability and disaster recovery solutions Strong understanding of backup and recovery processes Linux administration experience Experience supporting production database environments A proactive approach to problem solving and continuous improvement Strong communication and stakeholder engagement skills Desirable Experience Oracle to PostgreSQL migration projects AWS and/or Azure database services Infrastructure as Code and automation tools such as Terraform or Ansible DevOps and CI/CD pipelines Jira, Confluence, Bitbucket or similar tooling Broader infrastructure, networking or Linux administration experience What's on Offer Opportunity to join a business investing heavily in its technology platforms A genuine mix of BAU support and project work Involvement in a major database modernisation programme Flexible remote and hybrid working Exposure to cloud, automation and DevOps practices Collaborative technical environment with long-term career growth opportunities Interested? If you're a hands-on DBA with strong PostgreSQL experience and an interest in helping shape the future of a growing database estate, we'd love to hear from you. Apply now or get in touch for a confidential discussion
Kirtana consulting is looking for Kafka Admin Lead for 6months rolling contract in London. Job description: Role Title: Kafka Admin Lead Minimum years of experience: 12+ years Responsibilities Provision, configure, and manage Kafka clusters (Apache Kafka KRaft or ZooKeeper-backed if Legacy), Confluent Platform components (Schema Registry, Kafka Connect, ksqlDB, REST Proxy, Control Center), and Confluent Cloud resources. Ensure high availability (HA) and resilience across multi AZ/region deployments; manage partition replication, min.insync.replicas (ISR), and rack awareness. Implement and maintain client quotas, broker quotas, throttling, and back pressure strategies. Plan and execute upgrades/patching with zero/minimal downtime; maintain version currency against EOL and security advisories. Own backup/restore workflows for metadata (eg, cluster configs), Schema Registry, and Connect configs Implement authentication (mTLS/SASL: SCRAM, OAUTHBEARER with IdP, or Kerberos if Legacy) and authorization (Kafka ACLs, Confluent RBAC). Enforce encryption in transit and at rest, secret management (Vault/AKV/SSM), secure endpoint exposure, and private connectivity (VPC peering/PrivateLink). Govern topic naming conventions, retention policies, schema evolution rules (backward/fully compatible), and PII handling. Maintain audit trails (broker, Schema Registry, Control Center, Confluent Cloud audit logs) and compliance artifacts (SOX, GDPR, HIPAA/PCI as applicable). Coordinate vulnerability management (CVE watch, hardening baselines, CIS/STIG alignment). Deploy and maintain metrics pipelines (JMX - Prometheus/Grafana), logs (ELK/OPensearch), and tracing (OpenTelemetry where applicable). Define and monitor SLOs/SLIs (produce/consume latency, end to end lag, broker CPU/heap/file handles, network throughput, GC pauses). Analyze broker hotspots, partition skew, large message handling, compaction and retention settings, and tune GC/JVM for sustained throughput. Implement consumer lag monitoring and alerting with actionable runbooks to prevent data loss or SLA breaches. Model workload growth, topic/partition scaling, storage/IOPS, network egress/ingress, and broker sizing. For Confluent Cloud, optimize environment - cluster - topic hierarchy, throughput tiers, retention costs, and data flow egress; right size Dedicated vs. Standard clusters. Design partitioning strategies to meet throughput targets while balancing consumer concurrency and avoiding small partitions anti patterns Automate cluster and topic life cycle using Terraform (providers for Kafka/Confluent), Helm, GitOps workflows. Operate and scale Kafka Connect with distributed workers; manage connectors (JDBC, Debezium CDC, S3/ADLS/GCS, Elasticsearch, etc.), transforms (SMTs), and converter settings. Administer Schema Registry (compatibility levels, subject naming strategies, serializers/deserializers, schema size & references). Operate ksqlDB and/or Flink for streaming SQL; enforce resource limits and multi tenant governance. Engineer low latency and secure connectivity across data centers/VPCs/VNETs; manage DNS, TLS SANs, LB configurations, advertised.listeners, and inter cluster networking. Required Skills & Experience 5-10 years in platform/SRE/DevOps; 3+ years dedicated to Kafka/Confluent admin in production. Strong hands on with Apache Kafka internals: brokers, controllers (KRaft), partitions/replication, log segments, compaction/retention. Confluent Platform: Schema Registry, Kafka Connect, ksqlDB, Control Center, Confluent REST APIs; or Confluent Cloud admin (environments, clusters, RBAC, audit logs, networking). Proficiency with Kafka CLI tools and AdminClient usage; deep knowledge of ACLs, quotas, transactions, idempotent producers, and exactly once semantics scenarios. Prometheus/Grafana, JMX exporters, alerting systems (Alertmanager etc). JVM tuning, Linux performance (NUMA, file descriptors, page cache, disk/RAID, XFS), and network tuning (TCP buffers, MTU, jumbo frames where applicable). Linux administration (systemd, journald, Kernel params), virtualization/containers (Docker, Kubernetes). Cloud networking (VPC/VNET peering, transit gateways, PrivateLink/Private Service Connect), multi region architectures. Preferrable Confluent Certified Administrator for Apache Kafka (CCAAK), CKA/CKAD, HashiCorp Terraform Associate, major cloud certs (Azure/AWS/GCP). Experience with Confluent for Kubernetes (CFK) for operator based deployments.
Aug 03, 2026
Contractor
Kirtana consulting is looking for Kafka Admin Lead for 6months rolling contract in London. Job description: Role Title: Kafka Admin Lead Minimum years of experience: 12+ years Responsibilities Provision, configure, and manage Kafka clusters (Apache Kafka KRaft or ZooKeeper-backed if Legacy), Confluent Platform components (Schema Registry, Kafka Connect, ksqlDB, REST Proxy, Control Center), and Confluent Cloud resources. Ensure high availability (HA) and resilience across multi AZ/region deployments; manage partition replication, min.insync.replicas (ISR), and rack awareness. Implement and maintain client quotas, broker quotas, throttling, and back pressure strategies. Plan and execute upgrades/patching with zero/minimal downtime; maintain version currency against EOL and security advisories. Own backup/restore workflows for metadata (eg, cluster configs), Schema Registry, and Connect configs Implement authentication (mTLS/SASL: SCRAM, OAUTHBEARER with IdP, or Kerberos if Legacy) and authorization (Kafka ACLs, Confluent RBAC). Enforce encryption in transit and at rest, secret management (Vault/AKV/SSM), secure endpoint exposure, and private connectivity (VPC peering/PrivateLink). Govern topic naming conventions, retention policies, schema evolution rules (backward/fully compatible), and PII handling. Maintain audit trails (broker, Schema Registry, Control Center, Confluent Cloud audit logs) and compliance artifacts (SOX, GDPR, HIPAA/PCI as applicable). Coordinate vulnerability management (CVE watch, hardening baselines, CIS/STIG alignment). Deploy and maintain metrics pipelines (JMX - Prometheus/Grafana), logs (ELK/OPensearch), and tracing (OpenTelemetry where applicable). Define and monitor SLOs/SLIs (produce/consume latency, end to end lag, broker CPU/heap/file handles, network throughput, GC pauses). Analyze broker hotspots, partition skew, large message handling, compaction and retention settings, and tune GC/JVM for sustained throughput. Implement consumer lag monitoring and alerting with actionable runbooks to prevent data loss or SLA breaches. Model workload growth, topic/partition scaling, storage/IOPS, network egress/ingress, and broker sizing. For Confluent Cloud, optimize environment - cluster - topic hierarchy, throughput tiers, retention costs, and data flow egress; right size Dedicated vs. Standard clusters. Design partitioning strategies to meet throughput targets while balancing consumer concurrency and avoiding small partitions anti patterns Automate cluster and topic life cycle using Terraform (providers for Kafka/Confluent), Helm, GitOps workflows. Operate and scale Kafka Connect with distributed workers; manage connectors (JDBC, Debezium CDC, S3/ADLS/GCS, Elasticsearch, etc.), transforms (SMTs), and converter settings. Administer Schema Registry (compatibility levels, subject naming strategies, serializers/deserializers, schema size & references). Operate ksqlDB and/or Flink for streaming SQL; enforce resource limits and multi tenant governance. Engineer low latency and secure connectivity across data centers/VPCs/VNETs; manage DNS, TLS SANs, LB configurations, advertised.listeners, and inter cluster networking. Required Skills & Experience 5-10 years in platform/SRE/DevOps; 3+ years dedicated to Kafka/Confluent admin in production. Strong hands on with Apache Kafka internals: brokers, controllers (KRaft), partitions/replication, log segments, compaction/retention. Confluent Platform: Schema Registry, Kafka Connect, ksqlDB, Control Center, Confluent REST APIs; or Confluent Cloud admin (environments, clusters, RBAC, audit logs, networking). Proficiency with Kafka CLI tools and AdminClient usage; deep knowledge of ACLs, quotas, transactions, idempotent producers, and exactly once semantics scenarios. Prometheus/Grafana, JMX exporters, alerting systems (Alertmanager etc). JVM tuning, Linux performance (NUMA, file descriptors, page cache, disk/RAID, XFS), and network tuning (TCP buffers, MTU, jumbo frames where applicable). Linux administration (systemd, journald, Kernel params), virtualization/containers (Docker, Kubernetes). Cloud networking (VPC/VNET peering, transit gateways, PrivateLink/Private Service Connect), multi region architectures. Preferrable Confluent Certified Administrator for Apache Kafka (CCAAK), CKA/CKAD, HashiCorp Terraform Associate, major cloud certs (Azure/AWS/GCP). Experience with Confluent for Kubernetes (CFK) for operator based deployments.
Senior Azure Systems Engineer Cloud Infrastructure | Azure | Kubernetes | OpenShift | Hybrid Platforms Eligibility for SC Clearance is essential About the Role We are looking for a Senior Systems Engineer to join a growing Data & Integration function, playing a key role in designing, delivering and supporting enterprise infrastructure across cloud and on-premises environments. This is a hands-on technical position focused on modern infrastructure, cloud platforms and container technologies. You'll be responsible for ensuring critical systems remain secure, resilient and highly available while driving automation, infrastructure modernisation and platform improvements. What You'll Be Doing Design, implement and support enterprise infrastructure across hybrid cloud and on-premises environments. Administer and optimise Microsoft Azure infrastructure and cloud-native services. Manage Windows Server and Linux environments. Deploy, configure and support Kubernetes and Red Hat OpenShift platforms. Develop Infrastructure as Code solutions using tools such as Terraform, Bicep, ARM Templates or Ansible. Drive automation through Scripting using PowerShell, Bash or Python. Ensure infrastructure remains secure, resilient, performant and compliant. Monitor platform health, capacity and availability across enterprise systems. Support backup, disaster recovery and business continuity capabilities. Troubleshoot complex technical issues and perform root cause analysis. Produce and maintain technical documentation and operational standards. Support cloud migrations, infrastructure transformation and technology refresh programmes. What We're Looking For Essential Eligibility for SC Clearance 5+ years' experience in Systems Engineering, Infrastructure Engineering or Platform Engineering. Strong experience administering Microsoft Azure environments. Experience supporting hybrid cloud and on-premises infrastructure. Strong Windows Server and Linux administration skills. Experience with Kubernetes administration. Practical experience supporting Red Hat OpenShift. Knowledge of enterprise virtualisation platforms such as VMware or Hyper-V. Strong networking knowledge including TCP/IP, DNS, DHCP, VPNs, routing, load balancing and Firewalls. Experience using Infrastructure as Code technologies (Terraform, Bicep, ARM Templates, Ansible etc.). Scripting and automation experience using PowerShell, Bash, Python or similar. Experience with monitoring, logging and observability platforms. Knowledge of backup, recovery and disaster recovery solutions. Excellent troubleshooting and problem-solving skills. Strong communication skills with the ability to work across technical and business teams. Experience working within Agile, DevOps or Platform Engineering environments. Desirable Experience Microsoft Azure Administrator or Azure Solutions Architect certifications. Certified Kubernetes Administrator (CKA). Red Hat OpenShift certification. VMware VCP. ITIL Foundation. Experience within defence, aerospace or other highly regulated industries. Knowledge of Azure Arc and hybrid cloud management. Understanding of Zero Trust Architecture. Experience with Software Defined Networking (SDN). Familiarity with service mesh technologies such as Istio. Knowledge of FinOps and cloud cost optimisation. Experience supporting large-scale enterprise container platforms. 6 month contract initially Reading - 3 days per week on site Please note, due to the requirements around SC Clearance for the role, candidates must be a sole British passport holder
Jul 21, 2026
Contractor
Senior Azure Systems Engineer Cloud Infrastructure | Azure | Kubernetes | OpenShift | Hybrid Platforms Eligibility for SC Clearance is essential About the Role We are looking for a Senior Systems Engineer to join a growing Data & Integration function, playing a key role in designing, delivering and supporting enterprise infrastructure across cloud and on-premises environments. This is a hands-on technical position focused on modern infrastructure, cloud platforms and container technologies. You'll be responsible for ensuring critical systems remain secure, resilient and highly available while driving automation, infrastructure modernisation and platform improvements. What You'll Be Doing Design, implement and support enterprise infrastructure across hybrid cloud and on-premises environments. Administer and optimise Microsoft Azure infrastructure and cloud-native services. Manage Windows Server and Linux environments. Deploy, configure and support Kubernetes and Red Hat OpenShift platforms. Develop Infrastructure as Code solutions using tools such as Terraform, Bicep, ARM Templates or Ansible. Drive automation through Scripting using PowerShell, Bash or Python. Ensure infrastructure remains secure, resilient, performant and compliant. Monitor platform health, capacity and availability across enterprise systems. Support backup, disaster recovery and business continuity capabilities. Troubleshoot complex technical issues and perform root cause analysis. Produce and maintain technical documentation and operational standards. Support cloud migrations, infrastructure transformation and technology refresh programmes. What We're Looking For Essential Eligibility for SC Clearance 5+ years' experience in Systems Engineering, Infrastructure Engineering or Platform Engineering. Strong experience administering Microsoft Azure environments. Experience supporting hybrid cloud and on-premises infrastructure. Strong Windows Server and Linux administration skills. Experience with Kubernetes administration. Practical experience supporting Red Hat OpenShift. Knowledge of enterprise virtualisation platforms such as VMware or Hyper-V. Strong networking knowledge including TCP/IP, DNS, DHCP, VPNs, routing, load balancing and Firewalls. Experience using Infrastructure as Code technologies (Terraform, Bicep, ARM Templates, Ansible etc.). Scripting and automation experience using PowerShell, Bash, Python or similar. Experience with monitoring, logging and observability platforms. Knowledge of backup, recovery and disaster recovery solutions. Excellent troubleshooting and problem-solving skills. Strong communication skills with the ability to work across technical and business teams. Experience working within Agile, DevOps or Platform Engineering environments. Desirable Experience Microsoft Azure Administrator or Azure Solutions Architect certifications. Certified Kubernetes Administrator (CKA). Red Hat OpenShift certification. VMware VCP. ITIL Foundation. Experience within defence, aerospace or other highly regulated industries. Knowledge of Azure Arc and hybrid cloud management. Understanding of Zero Trust Architecture. Experience with Software Defined Networking (SDN). Familiarity with service mesh technologies such as Istio. Knowledge of FinOps and cloud cost optimisation. Experience supporting large-scale enterprise container platforms. 6 month contract initially Reading - 3 days per week on site Please note, due to the requirements around SC Clearance for the role, candidates must be a sole British passport holder
What you will do You will support key database for applications used by A&O Shearman that keep the firm running. These include the firm's finance and customer relationship management systems, as well business intake and time capture. You will support other business critical applications, including file transfer, legal technology and various application services. You will work with 3rd parties who provide expertise in these systems. The firm's database infrastructure, MS-SQL, will also be supported by you. You will also support the Dynamics365 platform and applications built on it. Application servers and Databases are a mixture of on-premises and SaaS/cloud-hosted. As well as supporting the databases stack, you will package, configure, test, and deploy applications to the firm. You will work with other service support teams in I&O, including End-User Compute, Infrastructure and Networks, to provide a world-class service to our business. You will also work with our global service desk, regional support teams and the global IT department. You will provide technical database expertise on projects when required. Provide availability, scalability and performance of all application database systems through data metrics Capture, analyse database metrics and bring forward improvements of database systems Identify, design and implement robust monitoring alerts to identify potential issues early Maintain core database infrastructure servers in Azure, AVS and on-premises Develop backup/restore procedures for major databases to ensure data integrity Develop and leverage automation procedures to turn repeatable actions into automated processes Analyse database capacity metrics on all server infrastructure Provide expertise for database engineering to optimise database migrations, queries and performance Management and monitoring of SQL availability groups and clustered SQL servers Lead in database related projects and ensure timely delivery. Analyse and use data to identify and prioritise operations to find root cause of major issues. Participate in on call and out of hours support for both application and databases Knowledge and use of DevOps and GitHub and other collaboration tool sets Support maintenance reviews, vulnerability assessments of MS SQL Ability to work independently and good communication skills Document and knowledge share learnings to wider team with ability to multi-task including team upskilling Experience with programming languages including PowerShell, SQL, Linux preferred Collaborate with other engineering teams on production changes, incidents and problem management What you will have Desired Skills Proficient Microsoft SQL Azure Server and SQL infrastructure AZ-900 Azure Fundamentals and DP-900 Azure Data Fundamentals preferred SQL AG, Clustering and high availability features experience SQL and PowerShell scripting experience SQL and server performance tuning SQL Replication performance and monitoring tuning Understanding of Linux server management What we can offer you We recognise the value of flexible working and embrace hybrid working, so that we can learn, grow and succeed together. Should you require additional support at any stage of the recruitment process due to a disability or a health condition, please do not hesitate to contact a member of our recruitment team who will work with you to provide any adjustments as required. We are an equal opportunities recruiter and do not discriminate on the basis of race, colour, sex, religion, sexual orientation, national origin, disability, or any other protected characteristic. NO AGENCIES PLEASE - A&O Shearman does not accept unsolicited CVs. For further information, please see our UK Recruitment Agency Policy and our commitment to direct sourcing here .
Jul 16, 2026
Full time
What you will do You will support key database for applications used by A&O Shearman that keep the firm running. These include the firm's finance and customer relationship management systems, as well business intake and time capture. You will support other business critical applications, including file transfer, legal technology and various application services. You will work with 3rd parties who provide expertise in these systems. The firm's database infrastructure, MS-SQL, will also be supported by you. You will also support the Dynamics365 platform and applications built on it. Application servers and Databases are a mixture of on-premises and SaaS/cloud-hosted. As well as supporting the databases stack, you will package, configure, test, and deploy applications to the firm. You will work with other service support teams in I&O, including End-User Compute, Infrastructure and Networks, to provide a world-class service to our business. You will also work with our global service desk, regional support teams and the global IT department. You will provide technical database expertise on projects when required. Provide availability, scalability and performance of all application database systems through data metrics Capture, analyse database metrics and bring forward improvements of database systems Identify, design and implement robust monitoring alerts to identify potential issues early Maintain core database infrastructure servers in Azure, AVS and on-premises Develop backup/restore procedures for major databases to ensure data integrity Develop and leverage automation procedures to turn repeatable actions into automated processes Analyse database capacity metrics on all server infrastructure Provide expertise for database engineering to optimise database migrations, queries and performance Management and monitoring of SQL availability groups and clustered SQL servers Lead in database related projects and ensure timely delivery. Analyse and use data to identify and prioritise operations to find root cause of major issues. Participate in on call and out of hours support for both application and databases Knowledge and use of DevOps and GitHub and other collaboration tool sets Support maintenance reviews, vulnerability assessments of MS SQL Ability to work independently and good communication skills Document and knowledge share learnings to wider team with ability to multi-task including team upskilling Experience with programming languages including PowerShell, SQL, Linux preferred Collaborate with other engineering teams on production changes, incidents and problem management What you will have Desired Skills Proficient Microsoft SQL Azure Server and SQL infrastructure AZ-900 Azure Fundamentals and DP-900 Azure Data Fundamentals preferred SQL AG, Clustering and high availability features experience SQL and PowerShell scripting experience SQL and server performance tuning SQL Replication performance and monitoring tuning Understanding of Linux server management What we can offer you We recognise the value of flexible working and embrace hybrid working, so that we can learn, grow and succeed together. Should you require additional support at any stage of the recruitment process due to a disability or a health condition, please do not hesitate to contact a member of our recruitment team who will work with you to provide any adjustments as required. We are an equal opportunities recruiter and do not discriminate on the basis of race, colour, sex, religion, sexual orientation, national origin, disability, or any other protected characteristic. NO AGENCIES PLEASE - A&O Shearman does not accept unsolicited CVs. For further information, please see our UK Recruitment Agency Policy and our commitment to direct sourcing here .
