1 to 25 of 38 Permanent Performance Tuning Jobs in the South West

Lead Data Engineer

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent
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 ...

Remote Salesforce Commerce Cloud Developer (Retail)

Location
Cheltenham, Gloucestershire, United Kingdom
scalable, headless eCommerce solutions using SFCC and PWA Kit. You will work closely with architects, business analysts, and cross-functional teams to deliver high-performance storefronts and integrations for enterprise retail platforms. Develop and customize Salesforce Commerce Cloud (SFCC) solutions, including PWA-based storefronts. Implement headless architecture leveraging SFCC … CDNs for real-time data synchronization. Configure and optimize Algolia search, including indexing strategies and fallback mechanisms. Ensure compliance with performance, security, and scalability standards. Support incident resolution, performance tuning, and stability improvements during staging, go-live, and hypercare phases. Work with MuleSoft or similar tools ...

Remote Salesforce Commerce Cloud Developer (Retail)

Hiring Organisation
Square One Resources
Location
Swindon, UK
scalable, headless eCommerce solutions using SFCC and PWA Kit. You will work closely with architects, business analysts, and cross-functional teams to deliver high-performance storefronts and integrations for enterprise retail platforms. Develop and customize Salesforce Commerce Cloud (SFCC) solutions, including PWA-based storefronts. Implement headless architecture leveraging SFCC … CDNs for real-time data synchronization. Configure and optimize Algolia search, including indexing strategies and fallback mechanisms. Ensure compliance with performance, security, and scalability standards. Support incident resolution, performance tuning, and stability improvements during staging, go-live, and hypercare phases. Work with MuleSoft or similar tools ...

SAP Basis Specialist

Hiring Organisation
Impellam
Location
Bristol, Avon, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
functional technical teams, functional consultants and global business stakeholders within an Agile/Scrum framework. Your focus will be on maximum system availability, strong performance and strict adherence to security and compliance standards. What You'll Be Doing System Administration and Landscape Operations Managing full-lifecycle SAP Basis support … stability Implementing technical system changes, and planning Support Packages (SPS), Enhancement Packages (EHP) and system patches in line with Change Advisory Board (CAB) standards Performance Tuning and Infrastructure Carrying out in-depth root cause analysis (RCA) and performance tuning across ABAP, Java and database layers (ST04 ...

SAP Basis Specialist

Hiring Organisation
BELCAN
Location
Gloucestershire, United Kingdom
Employment Type
Full-Time
Salary
£45.00 per hour
closely with cross-functional technical teams, functional consultants, and global business stakeholders within an Agile/Scrum framework to ensure maximum system availability, optimal performance, and strict adherence to security and compliance standards. Key Responsibilities System Administration & Landscape Operations Manage full-lifecycle SAP Basis Support operations, including daily administration … stability. Implement technical system changes, plan Support Packages (SPS) and Enhancement Packages (EHP), and system patches in alignment with Change Advisory Board (CAB) standards. Performance Tuning & Infrastructure Perform in-depth root cause analysis (RCA) and performance tuning across ABAP, Java, and Database layers (ST04, ST03N, ST22 ...

Java Software Engineer

Hiring Organisation
Sanderson Government and Defence
Location
Bristol, Avon, South West, United Kingdom
Employment Type
Permanent
Salary
£80,000
understand requirements and resolve issues Creating and maintaining low-level technical designs and documentation Supporting CI/CD and software delivery activities Debugging, performance tuning and improving application reliability Participating in Agile ceremonies and sprint activities Contributing to digital transformation and wider engineering projects What we're looking … experience with: Java and associated technologies Spring Boot Unit testing, test automation and TDD DevOps tooling and CI/CD Debugging, profiling and performance tuning Agile software delivery Experience with Docker or other container technologies would also be beneficial. We are looking for someone with strong problem-solving ...

Data Engineer

Location
Bristol, England, United Kingdom
Synapse Analytics. Manage and enhance data lakes, data warehouses, and data storage solutions. Develop and optimize SQL queries, data models, and database objects for performance and scalability. Ensure data quality, security, governance, and compliance with organizational standards. Implement CI/CD practices and support deployment automation using Azure DevOps. … Databricks. Azure Synapse Analytics. Azure Data Lake Storage (ADLS). Azure SQL Database and SQL Server. Microsoft Fabric (preferred). Advanced SQL development and performance tuning skills. Experience with Python, PySpark, or Scala for data processing. Knowledge of data warehousing concepts and dimensional modelling. Experience with CI/ ...

BI Developer

Location
Bristol, England, United Kingdom
abilities, with strong attention to detail. Nice to Have Experience using Python for data analysis, automation, or pipeline support. Knowledge of SQL Server administration, performance tuning, indexing, and maintenance. Advanced DAX development and optimisation experience. Experience enabling self-service BI through training, documentation, or user support. Experience within ...

Infrastructure Site Reliability Engineer

Location
Gloucester, England, United Kingdom
About Radiant Radiant is redefining how AI infrastructure is built. We design and operate AI-native cloud platforms engineered for sovereignty, performance, and scale. Our infrastructure powers GPU-native workloads, multi-tenant control planes, and high-performance AI systems designed for the most demanding environments. … Deploy and operate resilient, scalable infrastructure supporting AI/HPC workloads Optimize Linux system configuration, BIOS/firmware, kernel, and disk subsystem for performance Configure, monitor and manage bare-metal infrastructure using IPMI, Redfish, etc Build and maintain automation scripts and infrastructure as code to support platform lifecycle ...

Remote Director of Software Engineering (UK)

Hiring Organisation
Flosum
Location
Holsworthy, Devon, UK
Flosum , we are building the world's best software for the modern enterprise. Our team is passionate about crafting elegant, high-performance products that delight our customers and set a new bar for engineering excellence. We combine deep expertise in cloud-native development with a relentless focus on quality … This is a hands-on leadership role for a technical architect at heart who can compress delivery schedules, drive developer velocity, and own the performance of the overall solution. You will be the single point of accountability for turning our roadmap into shipped software—on time, at quality ...

Linux Infrastructure Engineer

Location
Cheltenham, England, United Kingdom
implementing, and supporting Linux infrastructure (RHEL, Ubuntu, CentOS) across physical, virtual, and cloud environments Automating provisioning and configuration using Ansible, Puppet, or Terraform Driving performance tuning, capacity planning, and proactive system monitoring Owning root cause analysis and resolving complex infrastructure/OS-level issues Managing patching, backups ...

Remote Senior Software Engineer - In-Store

Hiring Organisation
Olo
Location
Gunnislake, Cornwall, UK
They ensure that customers orders successfully flow through the Olo ecosystem with a spotlight on revenue by driving critical SLA’s, uptime and overall performance when it comes to integrations with external partners. This position is perfect for someone who has experience in the POS domain … culture of continuous improvement. Collaborate closely with Product, Design, and other stakeholders to shape requirements, making architectural and technical decisions that balance quality, performance, and delivery timelines. Ensure the implementation of high-quality, resilient, and scalable distributed systems, incorporating resilience mechanisms and best practices. Lead troubleshooting and incident management ...

Remote Senior Software Engineer - Core

Hiring Organisation
Olo
Location
Par, Cornwall, UK
culture of continuous improvement. Collaborate closely with Product, Design, and other stakeholders to shape requirements, making architectural and technical decisions that balance quality, performance, and delivery timelines. Ensure the implementation of high-quality, resilient, and scalable distributed systems, incorporating resilience mechanisms and best practices. Lead troubleshooting and incident management … Architecture & Design Expertise: In-depth understanding of architectural principles and patterns, particularly for distributed systems (e.g., microservices, event-driven architecture using Kafka). Resilience & Performance Optimisation: Skilled in applying resilience mechanisms and performance tuning practices to ensure system stability and efficiency at scale. Cloud Infrastructure & DevOps: Proficient ...

Remote Senior Software Engineer - Core

Location
Street, Hertfordshire, United Kingdom
culture of continuous improvement. Collaborate closely with Product, Design, and other stakeholders to shape requirements, making architectural and technical decisions that balance quality, performance, and delivery timelines. Ensure the implementation of high-quality, resilient, and scalable distributed systems, incorporating resilience mechanisms and best practices. Lead troubleshooting and incident management … Architecture & Design Expertise: In-depth understanding of architectural principles and patterns, particularly for distributed systems (e.g., microservices, event-driven architecture using Kafka). Resilience & Performance Optimisation: Skilled in applying resilience mechanisms and performance tuning practices to ensure system stability and efficiency at scale. Cloud Infrastructure & DevOps: Proficient ...

Remote Director of Software Engineering (UK)

Hiring Organisation
Flosum
Location
Plymouth, Devon, UK
Flosum , we are building the world's best software for the modern enterprise. Our team is passionate about crafting elegant, high-performance products that delight our customers and set a new bar for engineering excellence. We combine deep expertise in cloud-native development with a relentless focus on quality … This is a hands-on leadership role for a technical architect at heart who can compress delivery schedules, drive developer velocity, and own the performance of the overall solution. You will be the single point of accountability for turning our roadmap into shipped software—on time, at quality ...

Remote Director of Software Engineering (UK)

Hiring Organisation
Flosum
Location
Cheltenham, Gloucestershire, UK
Flosum , we are building the world's best software for the modern enterprise. Our team is passionate about crafting elegant, high-performance products that delight our customers and set a new bar for engineering excellence. We combine deep expertise in cloud-native development with a relentless focus on quality … This is a hands-on leadership role for a technical architect at heart who can compress delivery schedules, drive developer velocity, and own the performance of the overall solution. You will be the single point of accountability for turning our roadmap into shipped software—on time, at quality ...

Remote Senior Software Engineer - In-Store

Hiring Organisation
Olo
Location
Callington, Cornwall, UK
They ensure that customers orders successfully flow through the Olo ecosystem with a spotlight on revenue by driving critical SLA’s, uptime and overall performance when it comes to integrations with external partners. This position is perfect for someone who has experience in the POS domain … culture of continuous improvement. Collaborate closely with Product, Design, and other stakeholders to shape requirements, making architectural and technical decisions that balance quality, performance, and delivery timelines. Ensure the implementation of high-quality, resilient, and scalable distributed systems, incorporating resilience mechanisms and best practices. Demonstrate ownership of the team ...

Remote Senior Software Engineer - In-Store

Hiring Organisation
Olo
Location
Wareham, Dorset, UK
They ensure that customers orders successfully flow through the Olo ecosystem with a spotlight on revenue by driving critical SLA’s, uptime and overall performance when it comes to integrations with external partners. This position is perfect for someone who has experience in the POS domain … culture of continuous improvement. Collaborate closely with Product, Design, and other stakeholders to shape requirements, making architectural and technical decisions that balance quality, performance, and delivery timelines. Ensure the implementation of high-quality, resilient, and scalable distributed systems, incorporating resilience mechanisms and best practices. Demonstrate ownership of the team ...

URGENT | AWS Data Engineer (migration)

Hiring Organisation
Opus Recruitment Solutions Ltd
Location
Martock, Somerset, United Kingdom
Employment Type
Full-Time
Salary
£500.00 - £525.00 per day
Initio transformations/reformat logic into scalable PySpark solutions. Experience building and optimising large-scale ETL/data pipeline solutions in AWS. Excellent Spark performance tuning capabilities, including troubleshooting data skew, partitioning, memory and load-related issues. Strong data warehousing and data modelling knowledge Strong comminication skills. Nice ...

Software Developer

Hiring Organisation
CMD Recruitment
Location
Chippenham, Wiltshire, United Kingdom
Employment Type
Permanent
Salary
£45000 - £50000/annum benefits
Looking For: Strong commercial experience with C# and .NET Experience with MVC, Razor or Blazor Solid SQL Server skills, including complex queries and performance tuning Experience developing and integrating REST APIs Knowledge of Entity Framework and JavaScript or TypeScript Familiarity with Git, Azure DevOps and CI/ ...

Senior / Software Development Engineer (Remote)

Hiring Organisation
Olo
Location
Coleford, Gloucestershire, UK
culture of continuous improvement. Collaborate closely with Product, Design, and other stakeholders to shape requirements, making architectural and technical decisions that balance quality, performance, and delivery timelines. Ensure the implementation of high-quality, resilient, and scalable distributed systems, incorporating resilience mechanisms and best practices. Demonstrate ownership of the team … experience in software engineering. ~ Expert Programming Skills: Advanced proficiency in C#/.Net, with experience in designing and implementing large-scale, complex systems. ~ Resilience & Performance Optimisation: Skilled in applying resilience mechanisms and performance tuning practices to ensure system stability and efficiency at scale. ~ Cloud Infrastructure & DevOps ...

Senior Software Development Engineer (Flexible/Remote working)

Hiring Organisation
Olo
Location
Par, Cornwall, UK
culture of continuous improvement. Collaborate closely with Product, Design, and other stakeholders to shape requirements, making architectural and technical decisions that balance quality, performance, and delivery timelines. Ensure the implementation of high-quality, resilient, and scalable distributed systems, incorporating resilience mechanisms and best practices. Demonstrate ownership of the team … experience in software engineering. ~ Expert Programming Skills: Advanced proficiency in C#/.Net, with experience in designing and implementing large-scale, complex systems. ~ Resilience & Performance Optimisation: Skilled in applying resilience mechanisms and performance tuning practices to ensure system stability and efficiency at scale. ~ Cloud Infrastructure & DevOps ...

HSS - Linux Sytem Administrator

Hiring Organisation
Hackajob Ltd
Location
Cheltenham, 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 ...

Senior Platform Engineer (RHEL)

Location
Yeovil, England, 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 ...

Principal Software Engineer - Platform Engineering - Accelerator Business

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent
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. Architects and governs agentic AI-enabled engineering workflows (using enterprise-authorized tools within the work environment) to improve delivery … 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 ...