1 to 25 of 31 Performance Tuning Jobs in the South West

Lead Data Engineer

Hiring Organisation
17918
Location
Charing Cross, South West London, United Kingdom
Design scalable, reusable data processing and data quality frameworks using Python, PySpark, and dbt Build and optimize batch and streaming data pipelines with strong performance, fault tolerance, and observability Develop and operate workflow orchestration (e.g., Apache Airflow) to schedule, monitor, and manage data movement and transformations Model and transform … data for analytics using SQL and dbt to support business intelligence and reporting workloads Write production-grade Python/PySpark code with disciplined testing, performance tuning, and maintainable object-oriented design Implement infrastructure-as-code (e.g., Terraform) to provision and manage cloud-based data platform components Containerize ...

Linux Infrastructure Engineer eDV Cleared

Hiring Organisation
Bulb Resourcing
Location
Cheltenham, Gloucestershire, South West, United Kingdom
Employment Type
Permanent
Salary
£80,000
maintain, and scale secure, resilient Linux environments across physical, virtual, and cloud platforms. Acting as a subject matter expert, you will drive automation and performance tuning to support business-critical services. This permanent, on-site role requires a green badge (eDV) Security Clearance to work high side. About … servers across physical, virtual, and cloud platforms. Automate infrastructure provisioning and configuration management using tools such as Ansible, Puppet, or Terraform. Perform system monitoring, performance tuning, and capacity planning to ensure high availability. Troubleshoot and resolve complex infrastructure and OS-level issues, conducting thorough root cause analysis. Manage ...

Site Reliability Engineer / Production Support

Hiring Organisation
17918
Location
Charing Cross, South West London, United Kingdom
level all key system flows, the services, partners, and teams in play, and how to actively debug an incident. Lead reliability engineering: resilience patterns, performance tuning, capacity planning. Facilitate post-incident reviews and track actions to completion. Use AI tools for automated alert correlation, root cause analysis … observability tools, alerting, logging, and distributed systems debugging. Experience managing and working with offshore support teams. Hands-on experience with reliability engineering: resilience patterns, performance tuning, capacity planning. Active use of AI tools for incident triage, automation, and runbook generation. Ability to understand complex system flows across multiple ...

Senior Software Developer

Hiring Organisation
17918
Location
Wiltshire, United Kingdom
using tools like Terraform, CloudFormation. Support estimation and planning activities in an agile environment. Conduct peer code reviews, ensuring adherence to coding standards, performance optimisation, and maintainability, including use of static analysis tools such as SonarQube. Contribute to continuous improvement, identifying opportunities to refine code quality, development workflows … professional accreditation and experience. Hands-on experience with automated testing tools and frameworks such as JUnit, NUnit, Selenium, Cypress, Postman, or PyTest, Background in performance tuning for high-throughput, low-latency data systems. Knowledge of data warehousing and Lakehouse technologies. Experience with secrets management and identity access controls ...

Senior Data Engineer

Hiring Organisation
17918
Location
Bristol, Gloucestershire, United Kingdom
security teams to ensure compliance with security policies and data governance standards. Manage and monitor large-scale data flows in real-time, ensuring system performance, reliability, and data integrity. Develop robust data models to support analytics and reporting within secure environments. Perform troubleshooting, debugging, and performance tuning … with data governance, data quality management, and compliance standards in secure environments. Experience in managing large-scale, real-time data pipelines and ensuring their performance and reliability. Strong scripting and programming skills in Python, Bash, or other relevant languages. Working knowledge of cloud platforms (AWS, Azure, GCP) with ...

Senior Data Engineer

Hiring Organisation
Leonardo
Location
Bristol, United Kingdom
security teams to ensure compliance with security policies and data governance standards.\ NManage and monitor large-scale data flows in real-time, ensuring system performance, reliability, and data integrity.\ NDevelop robust data models to support analytics and reporting within secure environments.\ NPerform troubleshooting, debugging, and performance tuning … with data governance, data quality management, and compliance standards in secure environments.\ NExperience in managing large-scale, real-time data pipelines and ensuring their performance and reliability.\ NStrong scripting andprogramming skills in Python, Bash, or other relevant languages.\ NWorking knowledge ofcloud platforms (AWS, Azure, GCP) with a focus ...

Lead Data Engineer

Hiring Organisation
J.P. MORGAN
Location
St James, Bristol, UK
Employment Type
Full-time
Design scalable, reusable data processing and data quality frameworks using Python, PySpark, and dbt Build and optimize batch and streaming data pipelines with strong performance, fault tolerance, and observabilityDevelop and operate workflow orchestration (e.g., Apache Airflow) to schedule, monitor, and manage data movement and transformationsModel and transform data … analytics using SQL and dbt to support business intelligence and reporting workloadsWrite production-grade Python/PySpark code with disciplined testing, performance tuning, and maintainable object-oriented designImplement infrastructure-as-code (e.g., Terraform) to provision and manage cloud-based data platform componentsContainerize and deploy services using Docker ...

Infrastructure Engineer

Hiring Organisation
Bulb Resourcing
Location
Swindon, Wiltshire, South West, United Kingdom
Employment Type
Permanent
Salary
£50,000
robust security principles across the organisation. About the Client Our client is a well-established and highly regarded technology firm specialising in secure, high-performance infrastructure and managed services. Operating at the forefront of the industry, they pride themselves on delivering resilient enterprise platforms and innovative digital solutions … develop their careers. Key Responsibilities Infrastructure Management: Design, implement, manage, and support core enterprise platform infrastructure, encompassing servers, networks, storage, and vital virtualisation environments. Performance Monitoring: Maintain platform availability and performance, proactively responding to alerts and service degradations to consistently meet business requirements and SLAs. Incident Resolution: Troubleshoot ...

Data Engineer / Senior Data Engineer

Hiring Organisation
17918
Location
Wiltshire, United Kingdom
technical documentation. Coordinate with cross-functional engineering teams including QA, development, operations, and business SMEs. Assist in the design and implementation of scalable, high-performance data platforms and pipelines. Define and enforce data engineering standards, best practices, and governance frameworks including data lifecycle design, implementation and management. Implement … e.g., Tableau, Power BI, Looker, Elastic Stack). Knowledge of compliance frameworks (GDPR, HIPAA, CCPA) and their impact on data systems. Strong background in performance tuning for high-throughput, low-latency data systems. xlzlddp Microsoft Certified: Azure Data Engineer Associate, AWS Certified Data Engineer, IBM Data Engineering Professional ...

Senior Palantir Engineer

Hiring Organisation
Kainos
Location
St James, Bristol, UK
Employment Type
Full-time
formats • Able to write quality, testable code and has experience of automated testing • Experience with Continuous Integration and Continuous Deployment techniques DESIRABLE: • Experience of performance tuning • Experience of data visualisation and complex data transformations • Experience with steaming and event-processing architectures including technologies such as Kafka and change ...

Senior Palantir Engineer

Hiring Organisation
17918
Location
Charing Cross, South West London, United Kingdom
formats Able to write quality, testable code and has experience of automated testing Experience with Continuous Integration and Continuous Deployment techniques DESIRABLE: Experience of performance tuning Experience of data visualisation and complex data transformations Experience with steaming and event-processing architectures including technologies such as Kafka and change ...

Senior Business Analyst (fixed term contract)

Hiring Organisation
Ehrmann Cornish Dairy
Location
Lostwithiel, England, United Kingdom
solutions 2. Data & Reporting (Power BI) Develop and maintain Power BI reports aligned to business requirements Build and optimise data models, DAX calculations and performance tuning Ensure data accuracy, consistency, and governance (including RLS) Manage data refresh schedules, gateways, and dataset performance Translate data into clear, actionable … updates to stakeholders on progress and outcomes Personal qualities and behaviour Essential Experience Strong experience in Power BI (3+ years), including advanced data modelling, performance optimisation, and management of reusable datasets Proven ability to integrate multiple data sources (e.g. SQL, APIs, SharePoint) and apply appropriate connection strategies ...

Data Engineer

Hiring Organisation
Hays Specialist Recruitment Limited
Location
Salisbury, Wiltshire, England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £52,750 per annum
Translate business needs into technical solutions Maintain and enhance data platforms and analytics systems Build and manage dimensional data models Conduct testing, troubleshooting and performance tuning Evaluate and improve existing BI systems Collaborate with technical teams to integrate systems Create and maintain technical documentation *Please note: This role … frameworks Experience with cloud data platforms (ideally Microsoft Fabric) Familiarity with Power BI or similar BI tools Ability to optimise and troubleshoot query performance Strong analytical and problem-solving skills Desirable Skills Knowledge of modern data architectures Experience with SQL, SSRS, SSIS and SSAS Experience using PySpark Familiarity with ...

AWS DevOps Engineer

Hiring Organisation
Sanderson Recruitment
Location
Bristol, Avon, South West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£70,000
using GitLab to support efficient and reliable software delivery * Collaborate closely with software engineers to improve deployment processes and overall developer experience * Monitor system performance, manage incidents, and implement long term fixes to enhance reliability * Support environment management across production and non production systems * Drive best practice across security … Broader exposure to modern DevOps tooling and automation frameworks * Experience working within fast growth or product led technology environments * Understanding of cost optimisation and performance tuning in cloud infrastructure * Familiarity with disaster recovery and high availability design principles About You * An experienced DevOps Engineer who enjoys owning ...

Network Engineer (eDV)

Hiring Organisation
Oscar Associates (UK) Limited
Location
Cheltenham, Gloucestershire, South West, United Kingdom
Employment Type
Permanent
Salary
£80,000
across modern enterprise environments, supporting the design, implementation, and optimisation of critical network infrastructure. You'll play a key role in ensuring the availability, performance, and security of enterprise networking services while working alongside infrastructure, security, and platform engineering teams. The role offers exposure to a broad range … virtualisation, automation, and cloud-connected environments. Key Responsibilities: Support the design, implementation, and maintenance of LAN, WAN, and data centre network infrastructure. Monitor network performance and availability, investigating and resolving network incidents and faults. Configure, maintain, and troubleshoot switches, routers, firewalls, and associated networking equipment. Assist with network upgrades ...

Systems Administrator

Hiring Organisation
DXC
Location
Gloucester, Gloucestershire, South West, United Kingdom
Employment Type
Permanent
standards, policies, and procedures for continual service improvement. Role responsibilities: Provide first and second level technical support on incidents and problems Monitor overall system performance and ensure smooth system functionality Create, maintain, and utilise documentation Assist building compliance with processes and policies What you will bring to the team … Process and job control (cron, at, systemd timers) Networking fundamentals (TCP/IP, DNS, DHCP, NFS, SSH, FTP) Filesystem management (LVM, ext4, XFS, ZFS) Performance tuning and monitoring (top, vmstat, iostat, sar, netstat) Exposure to automation software such as Ansible/Puppet Knowledge of scripting with Bash, Python ...

Unix System Administrator

Hiring Organisation
17918
Location
Cheltenham, Gloucestershire, United Kingdom
standards, policies, and procedures for continual service improvement. Role responsibilities: Provide first and second level technical support on incidents and problems Monitor overall system performance and ensure smooth system functionality Create, maintain, and utilise documentation Assist building compliance with processes and policies What you will bring to the team … control (cron, at, systemd timers) Networking fundamentals (TCP/IP, DNS, DHCP, NFS, SSH, FTP) Filesystem management (LVM, ext4, XFS, ZFS) xlzlddp Performance tuning and monitoring (top, vmstat, iostat, sar, netstat) Exposure to automation software such as Ansible/Puppet Knowledge of scripting with Bash, Python, and/ ...

Linux Syst Admin

Hiring Organisation
17918
Location
Cheltenham, Gloucestershire, United Kingdom
standards, policies, and procedures for continual service improvement. Role responsibilities: Provide first and second level technical support on incidents and problems Monitor overall system performance and ensure smooth system functionality Create, maintain, and utilise documentation Assist building compliance with processes and policies What you will bring to the team … Process and job control (cron, at, systemd timers) Networking fundamentals (TCP/IP, DNS, DHCP, NFS, SSH, FTP) Filesystem management (LVM, ext4, XFS, ZFS) Performance tuning and monitoring (top, vmstat, iostat, sar, netstat) Exposure to automation software such as Ansible/Puppet Knowledge of scripting with Bash, Python ...

Principal Software Engineer - Platform Engineering

Hiring Organisation
J.P. MORGAN
Location
St James, Bristol, UK
Employment Type
Full-time
best practices across the organisation, leading technical evaluations with internal and external partners. Champion FinOps principles to drive significant cloud cost optimisation and guide performance tuning of distributed systems. Required qualifications, capabilities, and skills Formal training or certification (e.g., BSc, CKAD, Google Associate Cloud Engineer, or AWS Certified … resiliency, and secure delivery (e.g., SLSA framework and GitOps). Deep experience with Observability and Monitoring tools (e.g., Prometheus, Grafana, OTEL). Expertise in performance optimisation of distributed systems (e.g., caching, network latency). Practical experience with Service Mesh technologies (e.g., Istio, Linkerd, Cillium). Demonstrated success in Mentorship ...

Principal Software Engineer - Platform Engineering

Hiring Organisation
17918
Location
Charing Cross, South West London, United Kingdom
best practices across the organisation, leading technical evaluations with internal and external partners. Champion FinOps principles to drive significant cloud cost optimisation and guide performance tuning of distributed systems. Required qualifications, capabilities, and skills Formal training or certification (e.g., BSc, CKAD, Google Associate Cloud Engineer, or AWS Certified … resiliency, and secure delivery (e.g., SLSA framework and GitOps). Deep experience with Observability and Monitoring tools (e.g., Prometheus, Grafana, OTEL). Expertise in performance optimisation of distributed systems (e.g., caching, network latency). Practical experience with Service Mesh technologies (e.g., Istio, Linkerd, Cillium). Demonstrated success in Mentorship ...

Senior Platform Engineer (RHEL)

Hiring Organisation
17918
Location
Yeovil, Somerset, United Kingdom
execution, and reporting. Develop and review system architectures, low-level designs, and technical documentation. Integrate and test platform components, ensuring compliance with security and performance requirements. Provide mentoring, guidance, and technical leadership to Platform Engineers and Technicians. Collaborate with stakeholders, project teams, and customers to ensure solutions meet requirements. … tooling (e.g. Satellite, lifecycle management) Windows enterprise services (e.g. AD advanced config, Group Policy design) Virtualisation platform depth (VMware stack, clustering, HA/DR) Performance tuning and troubleshooting across Linux and Windows systems Container platforms (Kubernetes/OpenShift/Docker) Integration with enterprise services (PKI, PAM, monitoring, backup ...

GCP DevOps

Hiring Organisation
Pracyva ltd
Location
Bristol, City of Bristol, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £425/day
Networking & Security: Experience with GCP Cloud Armor, GCP Networking, and embedding secure-by-design controls from design to runtime. Automation & Observability: Implementing actionable observability, performance tuning, and automation to reduce toil. Defining and operating against SLOs/SLIs. Scripting & Tooling: Scripting in Bash, PowerShell, or Python. Familiarity with ...

Technical Service Analyst

Hiring Organisation
Stratospherec Ltd
Location
Bristol, City of Bristol, United Kingdom
Employment Type
Permanent
Salary
£36000 - £40000/annum Excellent benefits
technical audiences. Strong organisational skills with the ability to manage multiple priorities. Desirable Experience Experience supporting SaaS applications. Knowledge of SQL Server performance tuning and indexing. Experience with Power BI or other reporting platforms. Experience with APIs, integrations or ETL processes. Familiarity with source control and change management ...

Senior Software/Applications Developer

Hiring Organisation
ECS
Location
Cheltenham, Gloucestershire, South West, United Kingdom
Employment Type
Permanent
Salary
£65,000
stakeholders to understand requirements, provide technical guidance, and deliver pragmatic solutions aligned to business needs. Support and improve existing systems by troubleshooting issues, optimising performance, and enhancing usability and stability. Design and deliver system integrations (APIs, middleware, data exchange), ensuring robustness, security, and effective data flow between platforms. Take … ownership of database performance, including schema design, query optimisation, indexing strategies, and data integrity. Manage and support data processes such as imports, exports, transformation, and reconciliation across multiple systems. Contribute across the full development lifecycle, including design, development, testing, deployment, and ongoing support. Support release management, version control ...

Sr Lead Software Engineer - ETC ETRADE INFRA

Hiring Organisation
J.P. MORGAN
Location
St James, Bristol, UK
Employment Type
Full-time
their needs and challenges within the compute space within a low-latency Electronic Trading environmentDirect the strategies for server hardware platform, server/OS tuning and automation, and infrastructure application lifecycleDesign Authority for the compute infrastructure application stack, including build and configuration management, and log/metric aggregationInterface with … field Preferred qualifications, capabilities, and skills Mentor SRE and partner teams on automation best practices, technical thought process, and modern infrastructure management Linux administration, performance tuning, and benchmarking for low-latency Electronic Trading, preferably Red Hat Enterprise Linux Extensive experience with Configuration Management, preferably Chef or AnsiblePerforming various ...