226 to 250 of 259 Performance Tuning Jobs

Senior Infrastructure Engineer

Hiring Organisation
PRISM DIGITAL LIMITED
Location
Windsor, Berkshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£90,000
chain. Theyve built a strong reputation over decades for reliability and technical depth, and their hosting division runs customer environments where uptime, security and performance genuinely matter. This role sits in their Windsor office, where youll be part of an experienced infrastructure team supporting a sizeable hosted estate … virtualisation Prism management tools Linux and Windows server estates Compute and storage platforms Hosted customer environments Platform patching and upgrades Service monitoring and performance tuning Nice to Haves Experience supporting both Linux and Windows environments VMware to Nutanix migrations VMware vSphere Ansible/PowerShell/scripting Backup platforms ...

Senior Infrastructure Engineer

Hiring Organisation
Prism Digital
Location
Windsor, England, United Kingdom
Nutanix + Linux OR Windows | Global Software Firm Powering Critical Services £90,000 circa base + 10%-12% Bonus (More is possible for exceptional performance) Location: Windsor, Berkshire Working pattern: 4 days office/1 day WFH On-call: Shared rota supporting production platforms You will join a global … virtualisation Prism management tools Linux and Windows server estates Compute and storage platforms Hosted customer environments Platform patching and upgrades Service monitoring and performance tuning Nice to Haves Experience supporting both Linux and Windows environments VMware to Nutanix migrations VMware vSphere Ansible/PowerShell/scripting Backup platforms ...

Engineering Manager, Secure Identity & Auth Platform

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
mentoring developers and managing a critical authentication system built with Go and Python on AWS. A strong background in distributed systems, security protocols, and performance tuning is essential. The company offers a flexible hybrid working model and opportunities for continuous professional development. #J-18808-Ljbffr ...

EBS Technical Consultant- Oracle

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Forms, Reports, BI Publisher, and Workflows. · Build and support interfaces, conversions, and extensions using Oracle APIs and Open Interfaces. · Perform troubleshooting, debugging, and performance tuning for EBS customizations and concurrent programs. · Support EBS upgrades, patches, cloning, and deployments across development, test, and production environments. · Work closely with functional ...

Linux Engineer

Hiring Organisation
Morson Edge
Location
Leeds, West Yorkshire, Yorkshire, United Kingdom
Employment Type
Contract
working with: Linux & Red Hat Enterprise Linux (RHEL) - Administration of RHEL 7/8/9, including installation, patching, upgrades, and lifecycle management - System performance tuning, troubleshooting, and root cause analysis - User, group, permissions, and SELinux management - Filesystem and storage management (LVM, XFS, ext4, NFS) On Prem Infrastructure ...

Software Support Engineer

Hiring Organisation
Matchtech
Location
Hertfordshire, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
Java, or Rust with a willingness to learn and develop in Ada Understanding of key software development concepts within an Agile environment Experience of performance tuning and root-cause analysis Willingness to build deep system architecture understanding Desirable Skills: Prior experience with the Ada programming language Benefits: Company ...

Senior ML Platform Engineer

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
North London, London, England, United Kingdom
Employment Type
Contractor
Contract Rate
£650 - £750 per day
JavaScript front ends. * Proven ability to design clear, ergonomic CLI tools and validate complex configuration workflows. * Solid understanding of data pipelines, distributed systems, and performance tuning across CPU, IO, and storage. * Experience working collaboratively across ML and robotics teams, translating fast moving requirements into well engineered tools. ...

Dynamics 365 SME

Hiring Organisation
Tria
Location
City of London, London, United Kingdom
Employment Type
Permanent
alongside Product Owners, Business Analysts, and Tech Leads to validate solution approaches and shape backlog priorities Investigate and resolve functional and technical issues including performance, access, and data synchronisation problems Collaborate with Integration and Data teams on API connections, data mappings, and Dynamics workflows Contribute to platform governance, roadmap … have: Microsoft certifications (MB-210, PL-200, MB-910 or equivalent) Familiarity with ITIL, Agile delivery practices, or Dynamics ALM Experience with platform governance, performance tuning, or licensing management What's On Offer Salary up to £90,000 depending on experience Hybrid working - 2 -3 days per week ...

Senior SAP S/4HANA Engineer (ABAP / Data-focused)

Hiring Organisation
DCV Technologies
Location
City, Swindon, United Kingdom
Employment Type
Contract
Contract Rate
GBP 600 - 700 Daily
/4HANA experience, particularly: Large-volume data migration Complex integrations and interfaces Deep technical expertise across: ABAP OData services CDS Views and AMDP Performance tuning in S/4HANA environments Desirable skills/knowledge/experience: (As applicable) Proven experience working with SAP Business Partner at scale Ability ...

Principal Engineer

Hiring Organisation
Investigo Change Solutions
Location
England, United Kingdom
Employment Type
Permanent
Salary
GBP 80,000 Annual
workflow optimisation, knowledge management, and quoting tools for field operations. Champion clean architecture, CI/CD automation, observability, security-by-design principles, and performance tuning. Enhance offline capabilities for challenging field conditions with caching, failover mechanisms, and robust fail-safes. Leverage AI, telemetry, and synthetic monitoring to improve error ...

D365 CRM Developer- Power Platform (FTSE250!)

Hiring Organisation
Robert Half Limited
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
systems in test and production operations to address the ever-changing technology stacks in use and new business requirements. Optimise existing systems and conduct performance tuning. Undertake regular weekly and monthly recurring tasks such as data maintenance for the sales CRM. Ensure all production changes are made in accordance ...

Software Engineer, Product & Platform

Hiring Organisation
Bikebook
Location
Hove, England, United Kingdom
sometimes in our mobile app. Example projects could include improving the stock adjustment workflow, building better repair job views, adding reporting for workshop performance, or improving how customers book and manage services. Platform and integrations You might work on APIs, webhooks, background jobs, realtime updates, event-driven parts … Example projects could include integrating with an ecommerce or payments provider, improving webhook reliability, or building internal tools to make integrations easier to support. Performance and reliability You might improve busy parts of the app, including React rendering, data loading, caching, observability and production debugging. Example projects could include ...

Performance Engineer (Workload Modelling and Simulation)

Hiring Organisation
Jobleads-UK
Location
Cambridge, England, United Kingdom
Summary We are seeking a highly motivated and enthusiastic Performance Engineer to join our dynamic workload modelling team. In this role, you will have the opportunity to work on cutting‐edge projects involving performance projection, simulation, and architectural studies, with a focus on server CPUs, NPUs … workloads. As a Performance Engineer, you will contribute to the development of performance models for upcoming server processors and accelerators, support architectural studies, and drive software/hardware co‐optimization for next‐generation systems. Key Responsibilities Develop and enhance simulation features to enable rapid architectural exploration and performance ...

Software Engineer

Hiring Organisation
Sanderson Government and Defence
Location
Cheltenham, Gloucestershire, South West, United Kingdom
Employment Type
Permanent
code quality through reviews, automated testing, and engineering best practice. Maintain and improve CI/CD pipelines and deployment processes. Troubleshoot, debug, and optimise performance across services. Collaborate with product, UX, DevOps, and QA to deliver reliable, maintainable systems. Produce and maintain documentation and contribute to knowledge sharing. Essential … experience with Java and Python . Front-end engineering experience using React and JavaScript Solid hands-on experience with MongoDB including data modelling and performance tuning. Proficient with CI/CD, Git, automated testing, and modern engineering workflows. Experience delivering within Agile environments. Ability to work at SFIA Levels ...

Back End Developer

Hiring Organisation
NearTech Search
Location
London Area, United Kingdom
rollout • Strengthen testing strategy across unit and integration layers • Improve data and integration workflows with observability and resilience • Optimise Postgres (RDS) and MongoDB performance, modelling and migrations The role requires... • Strong commercial experience with Node.js and TypeScript • Deep API design expertise, including versioning and backwards compatibility • Solid Postgres knowledge … querying, modelling and performance tuning • Clear communication of trade-offs and pragmatic architectural decisions • Independent delivery of reliable, production-grade systems This Backend Engineer (Full Stack, backend-leaning) role offers genuine ownership and influence in a business where engineering quality directly impacts customer trust. To apply please click ...

Electronics / Firmware Engineer

Hiring Organisation
ZENOVO LTD
Location
London, United Kingdom
Employment Type
Contract
ownership of sensor characterisation and optimisation, with a particular focus on humidity and temperature sensing technologies. You'll play a key part in refining performance, reliability, and integration within sophisticated systems, contributing directly to product development from concept through to validation. This is a hands-on engineering role suited … challenges and working closely with hardware, software, and mechanical engineers in a fast-paced R&D environment. Key Responsibilities Characterise, test, and optimise sensor performance, particularly metal oxide and electrochemical sensors Design, develop, and iterate electronic circuits and PCB layouts Support firmware development for hardware interfacing and system integration ...

Electronics / Firmware Engineer

Hiring Organisation
ZENOVO LTD
Location
Ilford, Essex, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
ownership of sensor characterisation and optimisation, with a particular focus on humidity and temperature sensing technologies. You’ll play a key part in refining performance, reliability, and integration within sophisticated systems, contributing directly to product development from concept through to validation. This is a hands-on engineering role suited … challenges and working closely with hardware, software, and mechanical engineers in a fast-paced R&D environment. Key Responsibilities Characterise, test, and optimise sensor performance, particularly metal oxide and electrochemical sensors Design, develop, and iterate electronic circuits and PCB layouts Support firmware development for hardware interfacing and system integration ...

Technical Lead (C++ / Networking / Telephony Systems)

Hiring Organisation
Jobleads-UK
Location
Bristol, England, United Kingdom
workflows, reviews) AI‐assisted development tools for coding, investigation, and code review Kubernetes/containerized environments FreeSWITCH Real‐time/low‐latency systems experience Performance tuning and system profiling Diversity, Inclusion, and Equal Opportunity We hire, promote, and compensate employees based on their ability to perform their ...

Technical Lead (C++ / Networking / Telephony Systems)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
workflows, reviews) AI‐assisted development tools for coding, investigation, and code review Kubernetes/containerized environments FreeSWITCH Real‐time/low‐latency systems experience Performance tuning and system profiling Diversity, Inclusion, and Equal Opportunity We hire, promote, and compensate employees based on their ability to perform their ...

Senior BI Developer

Hiring Organisation
OnetoOne Personnel
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£55,000 - £60,000 per annum
10+ years in Power BI development with strong backend/data engineering focus. Advanced SQL Server expertise, including query optimisation, views, stored procedures, and performance tuning. Strong experience managing ERP data structures and integrations. Experience building and managing semantic models and enterprise datasets in Power BI. Strong knowledge … Develop robust data cleansing, mapping, and transformation logic to ensure data accuracy and consistency across systems. Troubleshoot and resolve data integrity, refresh, connectivity, and performance issues across the BI stack. Work closely with internal stakeholders to understand ERP structures, business logic, and reporting dependencies. SQL Development & Semantic Model Management ...

Research Engineer

Hiring Organisation
Cubiq Recruitment
Location
City of London, London, United Kingdom
experiment orchestration, large-scale data infrastructure and research tooling. You’ll work closely with researchers across machine learning and computational biology to improve training performance, increase experimentation velocity and help scale increasingly ambitious model development efforts. This is a role for someone who enjoys operating close to the limits … systems optimisation are core to the work. That could include frontier AI labs, foundation model teams, large-scale multimodal systems groups or high-performance distributed ML environments. Experience in biology is not required. The team is far more interested in engineers who understand how to make ambitious research systems ...

AI Architect

Hiring Organisation
Tata Consultancy Services
Location
London Area, United Kingdom
guardrails, frameworks, governance models, and safety controls. Design human-in-the-loop optimisation to balance autonomy, reliability, and performance. Own patterns for agent reliability, performance tuning, and failure handling. Build and sustain an AI-first engineering culture across full-stack, platform, and SRE teams. Act as the final … design principles. Design and govern enterprise-scale distributed systems with embedded AI capabilities. Architect and evolve agent orchestration platforms. Own observability, reliability, security, scalability, performance, and cost management (FinOps). Ensure platforms are production-ready, secure, auditable, and compliant. Partner with CTOs and senior leadership on AI architecture strategy ...

Senior BI Developer

Hiring Organisation
TRP Recruitment Limited
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£55,000 - £60,000 per annum
data transformation pipelines. Developing and optimising SQL queries, stored procedures, and backend reporting logic. Building and maintaining semantic models, advanced DAX calculations, and performance optimisation strategies. Troubleshooting data integrity, refresh, connectivity, and performance issues across the BI stack. Establishing BI governance, security policies, version control, testing, and documentation … data architecture. Person specification: Highly experienced in Power BI development with strong backend and data engineering expertise. Advanced including query optimisation, stored procedures, and performance tuning. Strong experience with ERP systems, data integrations, ETL processes, and data modelling. Proven experience managing enterprise semantic models and advanced DAX development. Experience ...

SIEM Engineer

Hiring Organisation
Sopra Steria
Location
Hemel Hempstead, Hertfordshire, South East, United Kingdom
Employment Type
Permanent
Salary
25 days holidays, 6% Contributory pension, 4 x life Insurance
processes. Automate workflows and platform configurations using CI/CD, SOAR, scripting and Infrastructure as Code tools such as Terraform and Ansible. Ensure platform performance, stability and resilience through capacity planning, high availability, disaster recovery and proactive monitoring. Provide technical leadership and guidance to internal teams and clients … will bring: Proven experience deploying and managing Splunk at enterprise scale. Strong hands-on knowledge of SIEM engineering, including indexing, parsing, onboarding and performance tuning. Experience designing and optimising detection content, including MITRE ATT&CK-aligned use cases and alert tuning to reduce noise. Good understanding of data ...

Compute Lead

Hiring Organisation
Experis
Location
London, United Kingdom
Employment Type
Contract
configuration standards across all compute environments. * Manage lifecycle activities, including End-of-Life (EoX) planning, upgrades, and migrations. * Oversee platform monitoring, capacity management, and performance optimisation. * Implement standard operating procedures and ensure consistency across compute services. * Collaborate with engineering and architecture teams to influence design for operability. * Drive automation … Ansible, SCCM, or equivalent. * Lead incident and problem resolution for compute-related issues, ensuring effective RCA and remediation. * Provide operational reporting on platform performance, incidents, and compliance. * Manage vendor relationships for hardware and OS support contracts. * Contribute to IT audits, risk assessments, and compliance reporting. * Support disaster recovery testing ...