Performance Tuning Job Vacancies

301 to 325 of 456 Performance Tuning Jobs

Data Engineer ( GenAI & Cloud)

Cardiff, South Glamorgan, United Kingdom
Creditsafe
non-traditional career paths. You'll ideally bring: Technical Skills 3-5 years of experience in data or analytics engineering. Proficiency in Python and SQL, with strong debugging and performance tuning skills. Experience building pipelines with AWS services such as Glue, S3, Athena, Redshift, and Lambda. Familiarity with orchestration tools (e.g., Airflow, Step Functions) and DevOps practices (e.g. More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Data Engineer

London, South East, England, United Kingdom
Holland & Barrett International Limited
Data Solutions – Design, build, and operate cloud-native, high-throughput data pipelines and services, ensuring availability, scalability, cost-efficiency, and security. Champion Engineering Excellence – Enforce clean code, rigorous testing, performance tuning, and secure-by-design standards; continuously improve team practices. Drive Delivery – Elicit requirements, lead decision-making sessions, and coordinate with platform, infrastructure, and security teams to deliver More ❯
Employment Type: Full-Time
Salary: Competitive salary
Posted:

Senior Java DeveloperElectronic Trading

London, South East, England, United Kingdom
Randstad Technologies
5+ in eTrading. Strong skills in Java , multi-threading, and low-latency development. Good understanding of fixed income or FX trading . Experience with Linux , TCP/UDP , and performance tuning. Familiar with test-driven development and system design. Comfortable working in a fast-paced, agile environment. If you're passionate about building high-performance systems and want More ❯
Employment Type: Contractor
Rate: £600 - £700 per day
Posted:

Azure Data Engineer

Brussel (Stad), Brussel, Belgium
Hybrid / WFH Options
Vivid Resourcing
Responsibilities: Design and implement robust data pipelines using Azure Data Factory, Azure Synapse, and related services. Develop and manage data integration solutions across structured and unstructured data sources. Optimize performance of large-scale data workloads and ensure data quality, integrity, and security. Collaborate with data architects, analysts, and business teams to enable data-driven decision-making. Support cloud data … initiatives on Azure. Your Profile: Strong hands-on experience with core Azure data services (Data Factory, Synapse, Data Lake, Databricks, etc.). Proficient in writing complex SQL queries and performance tuning. Solid understanding of ETL/ELT frameworks and data architecture principles. Experience with scripting in Python for data transformation and automation. Familiarity with Infrastructure as Code (e.g., Terraform More ❯
Employment Type: Permanent
Salary: EUR Annual
Posted:

Data Architect

London, South East, England, United Kingdom
Hybrid / WFH Options
Harnham - Data & Analytics Recruitment
and CRM professionals (with plans to expand). Act as the main conduit between business stakeholders, product owners, and technical teams to ensure cohesive and value-driven solutions. Governance & Performance Define and enforce data governance practices. Optimise platform performance and resource efficiency across the cloud data stack. Platform Ownership & Partner Management Oversee platform configuration, deployment, testing, and maintenance. … 5+ years in team leadership and partner/vendor management. Hands-on experience building integrations with BI, CDP, and CRM platforms. Advanced knowledge of GraphQL, including schema design and performance tuning. Proven ability to translate business requirements into scalable technical solutions. Preferred: Degree in Computer Science, Information Systems, or related field. Relevant Azure certifications (e.g. Microsoft Certified: Azure Solutions More ❯
Employment Type: Full-Time
Salary: £75,000 - £110,000 per annum
Posted:

Senior Site Reliability Engineer

Glasgow, United Kingdom
Barclays
To apply software engineering techniques, automation, and best practices in incident response, to ensure the reliability, availability, and scalability of the systems, platforms, and technology through them. Accountabilities Availability, performance, and scalability of systems and services through proactive monitoring, maintenance, and capacity planning. Resolution, analysis and response to system outages and disruptions, and implement measures to prevent similar incidents … from recurring. Development of tools and scripts to automate operational processes, reducing manual workload, increasing efficiency, and improving system resilience. Monitoring and optimisation of system performance and resource usage, identify and address bottlenecks, and implement best practices for performance tuning. Collaboration with development teams to integrate best practices for reliability, scalability, and performance into the software development More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Engineering Manager (Software Infrastructure)

Oxford, Oxfordshire, United Kingdom
Oxa
in the last Series C funding round in January 2023. Your Role As an Engineering Manager at Oxa, you'll be part of a team building a distributed high-performance system that tackles a fascinating range of technical challenges. From massive-scale data handling with caching and persistence requirements to interprocess communication, low-level networking, or integration of machine … on GPUs, the system touches on almost every aspect of modern software engineering. A heavily multi-threaded runtime adds another layer of depth for those who enjoy concurrency and performance tuning. Whether you want to contribute broadly or focus deeply on a particular area, there's room to grow and make a meaningful impact. This role also offers the More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Software Virtualization Engineer (VDI) with Security Clearance

Burke, Virginia, United States
Disruptive Solutions LLC
work without appreciable direction and exercising considerable latitude in the determination of technical objectives of assignments. • Working with VMware software defined data center products and tools for troubleshooting and performance tuning. • Analyze, test, and apply regular security patches and software update as required • In-depth and up-to-date knowledge of Virtualization products and capabilities • Ability to analyze and More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Airbus - IT Specialist - SAP Infrastructure & Platforms

London, England, United Kingdom
Airbus
Job Description:** *About the Role* This is a critical technical role within our newly established IT team in Belfast, instrumental in ensuring the *stability, performance, and security of our SAP landscape*. You'll be the on-site digital/IM representative for infrastructure and platform activities, providing a vital link between our local Belfast operations and the central … services provided by the current supplier. A key aspect of your role will be to *assess the service we are receiving, contributing to the tracking and management of service performance* in partnership with them. You will also work alongside the current supplier's IT team as they implement a new SAP S/4HANA system. Critically, you'll need … driving decisions that align with our long-term objectives. Beyond this, you'll play a crucial role in maintaining and optimizing our SAP environment, ensuring high reliability, availability, and performance as we evolve our IT landscape. This position offers a unique opportunity to apply deep technical SAP expertise, *lead key projects and activities*, and contribute strategically to the success More ❯
Posted:

Infrastructure Engineer

Leighton Buzzard, Bedfordshire, England, United Kingdom
Hybrid / WFH Options
Connells Group HQ
within the Data Centre Platforms team to provide BAU and project support for a majority Microsoft stack in a highly available environment, including implementation, production support, project implementation support, performance monitoring and tuning, configuration management, upgrades, patching, data migration and automation. You will liaise with various parts of the organisation to support all aspects of the infrastructure across … internal team projects and initiatives including continuous improvements to current infrastructure solutions and implementation of new technologies. Diagnose and resolve technical issues to ensure system availability, reliability, and optimal performance Apply security best practices to protect sensitive data and safeguard systems against threats Work collaboratively with IT operations teams to investigate and resolve infrastructure-related problems Conduct proactive system … environments. Expertise in the Microsoft stack, such as Windows Server, Hyper-V, Active Directory, O365 and other relevant Microsoft tools. Proficiency in diagnosing and resolving technical issues, ensuring system performance and uptime. Understanding of IT security principles, including implementation of security measures to protect data and systems. Ability to monitor infrastructure performance, identify bottlenecks, and implement tuning More ❯
Employment Type: Full-Time
Salary: Competitive salary
Posted:

IT Specialist - SAP Infrastructure & Platforms

Belfast, United Kingdom
Airbus
Today job requisition id JR Job Description: About the Role This is a critical technical role within our newly established IT team in Belfast, instrumental in ensuring the stability, performance, and security of our SAP landscape . You'll be the on-site digital/IM representative for infrastructure and platform activities, providing a vital link between our local … services provided by the current supplier. A key aspect of your role will be to assess the service we are receiving, contributing to the tracking and management of service performance in partnership with them. You will also work alongside the current supplier's IT team as they implement a new SAP S/4HANA system. Critically, you'll need … driving decisions that align with our long-term objectives. Beyond this, you'll play a crucial role in maintaining and optimizing our SAP environment, ensuring high reliability, availability, and performance as we evolve our IT landscape. This position offers a unique opportunity to apply deep technical SAP expertise, lead key projects and activities , and contribute strategically to the success More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Oracle Database Administrator with Security Clearance

Ogden, Utah, United States
Hybrid / WFH Options
Optimal Solutions Inc
DOD Interim Active Secret Certification: CompTIA Security + Experience: 5+ years of proven experience in Oracle Server Database Administration. Experience with Oracle Database technologies Experience with database integration and performance tuning. Job Description: The Oracle DBA will be responsible for providing comprehensive database administration support for our managed database systems on a 24x7x365 basis. The candidate will have expertise … provide integration support throughout the lifecycle of managed databases with master applications. Furthermore, the candidate will execute database manipulation language scripts, perform database integration with applications, and conduct database performance tuning to optimize performance and troubleshoot issues. More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Data Centre Platform Engineer

Leighton Buzzard, Bedfordshire, England, United Kingdom
Hybrid / WFH Options
Connells Group HQ
within the Data Centre Platforms team to provide BAU and project support for a majority Microsoft stack in a highly available environment, including implementation, production support, project implementation support, performance monitoring and tuning, configuration management, upgrades, patching, data migration and automation. You will based in our Leighton Buzzard office, with some flexibility to work from home. This role … environments. Expertise in the Microsoft stack, such as Windows Server, Hyper-V, Active Directory, O365 and other relevant Microsoft tools. Proficiency in diagnosing and resolving technical issues, ensuring system performance and uptime. Understanding of IT security principles, including implementation of security measures to protect data and systems. Ability to monitor infrastructure performance, identify bottlenecks, and implement tuning More ❯
Employment Type: Full-Time
Salary: Competitive salary
Posted:

IT Infrastructure Engineer / IT Technician

Weavering, Kent, United Kingdom
Pearson Whiffin Recruitment Ltd
across the business. As an Infrastructure Engineer, you will be responsible for maintaining, supporting, and optimizing core systems. You ll work across Windows and Linux platforms, focusing on networking, performance tuning, and automation to ensure seamless operations and scalability. Key Responsibilities: Design, implement, and support infrastructure systems across Windows Server and Linux environments Manage Active Directory, DNS, DHCP … Group Policy Maintain and configure networking components (firewalls, switches, VPNs) Troubleshoot complex system and network issues Automate routine tasks using scripting tools (e.g., PowerShell, Bash) Monitor infrastructure health and performance, ensuring high availability Collaborate with DevOps, security, and development teams on infrastructure projects Participate in on-call rotations and incident response Requirements: 3+ years of experience in IT infrastructure More ❯
Employment Type: Permanent
Salary: GBP 35,000 - 40,000 Annual
Posted:

IT Infrastructure Engineer / IT Technician

Maidstone, Kent, South East, United Kingdom
Pearson Whiffin IT & Digital
support across the business. As an Infrastructure Engineer, you will be responsible for maintaining, supporting, and optimizing core systems. Youll work across Windows and Linux platforms, focusing on networking, performance tuning, and automation to ensure seamless operations and scalability. Key Responsibilities: Design, implement, and support infrastructure systems across Windows Server and Linux environments Manage Active Directory, DNS, DHCP … Group Policy Maintain and configure networking components (firewalls, switches, VPNs) Troubleshoot complex system and network issues Automate routine tasks using scripting tools (e.g., PowerShell, Bash) Monitor infrastructure health and performance, ensuring high availability Collaborate with DevOps, security, and development teams on infrastructure projects Participate in on-call rotations and incident response Requirements: 3+ years of experience in IT infrastructure More ❯
Employment Type: Permanent
Salary: £40,000
Posted:

Senior Linux Kernel Engineer

London, United Kingdom
Avature
approach in conjunction with open-source tools to ensure a scalable and reliable environment in which to operate. Within MSIE, the Systems Internals team is responsible for kernel-space performance and configuration standards, developing tooling for networking stack functionality, and providing engineering leadership for how best to optimize the interaction between applications and OS interfaces. The team is composed … in eBPF and/or the Linux kernel and acts as a bridge between application development teams and the lower-level components of the OS by assisting with application performance profiling, benchmarking and certifying production-readiness of new OS releases and patches, and advising on how best to consume system resources. What's in it for you: You'll … critical systems hosting a wide array of applications for the Bloomberg Terminal product. You will regularly collaborate with other OS and service-owning teams to maintain the stability and performance of operating systems and servers. We'll depend on you to advise on the design, architecture, and utilization of enterprise-class operating systems, with particular focus on Linux. You More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Infrastructure Engineer

Norwich, Norfolk, England, United Kingdom
Atkinson Moss
experienced Infrastructure Engineer to join this dynamic and forward-thinking IT team. In this pivotal role, you will provide high-level infrastructure support across the group, ensuring the reliability, performance, and security of their IT systems. You’ll work on resolving complex technical issues, managing installations and upgrades, and contributing to the design and continuous improvement of core IT … perform root cause analysis Support a wide range of systems including Exchange, Microsoft 365, Windows Server, VMware, and core networking Lead on system upgrades, patch management, capacity planning, and performance tuning Develop and maintain automation scripts (e.g. PowerShell) to streamline operations Partner with our Cyber Security team to strengthen system defenses and remediate vulnerabilities Support disaster recovery and … infrastructure projects from start to finish Ready to join a company that values your technical expertise and offers real career progression? Apply now and help us deliver secure, high-performance IT services that drive our business forward. More ❯
Employment Type: Full-Time
Salary: £40,000 - £50,000 per annum
Posted:

Linux Systems Engineer - Sheffield

S35, Worrall, Sheffield, South Yorkshire, United Kingdom
Hybrid / WFH Options
Chapman Tate Associates
This is a new role owing to recent success and growth for their diverse portfolio of products and services. You will be responsible for optimizing, managing, and scaling high-performance computing (HPC) environments. Our client are at the forefront of innovation, driving the boundaries of what's possible with high-performance computing. Their team of visionary minds and … they are the driving force behind breakthrough discoveries. Responsibilities will include: -You'll be the backbone of their computational infrastructure. Your expertise will power their supercomputing clusters, ensuring seamless performance, reliability, and scalability. -Designing, deploying, and maintaining HPC clusters for optimal performance and resource utilization. -Crafting and implementing monitoring solutions to identify and address potential issues proactively. -Collaborating … with researchers, engineers, and developers to optimize application performance and parallel computing efficiency. -Troubleshooting and resolving system, network, and software problems to keep operations running smoothly. -Implementing security measures to protect sensitive data and maintain compliance with industry standards. -Keeping abreast of the latest advancements in HPC, Linux, and virtualization technologies to drive continuous improvement. Technical and soft skills More ❯
Employment Type: Permanent
Salary: £35000 - £40000/annum + bonus + benefits
Posted:

inux Systems Engineer

Worrall, Sheffield, South Yorkshire, England, United Kingdom
Hybrid / WFH Options
Chapman Tate Associates
This is a new role owing to recent success and growth for their diverse portfolio of products and services. You will be responsible for optimizing, managing, and scaling high-performance computing (HPC) environments. Our client are at the forefront of innovation, driving the boundaries of what's possible with high-performance computing. Their team of visionary minds and … they are the driving force behind breakthrough discoveries. Responsibilities will include: -You'll be the backbone of their computational infrastructure. Your expertise will power their supercomputing clusters, ensuring seamless performance, reliability, and scalability. -Designing, deploying, and maintaining HPC clusters for optimal performance and resource utilization. -Crafting and implementing monitoring solutions to identify and address potential issues proactively. -Collaborating … with researchers, engineers, and developers to optimize application performance and parallel computing efficiency. -Troubleshooting and resolving system, network, and software problems to keep operations running smoothly. -Implementing security measures to protect sensitive data and maintain compliance with industry standards. -Keeping abreast of the latest advancements in HPC, Linux, and virtualization technologies to drive continuous improvement. Technical and soft skills More ❯
Employment Type: Full-Time
Salary: £35,000 - £40,000 per annum, Negotiable, Pro-rata, Inc benefits, OTE
Posted:

Application DBA

London, South East, England, United Kingdom
Hybrid / WFH Options
Lorien
expect to implement data model changes, database enhancements, and to contribute to larger projects when required. Main Tasks and Responsibilities: * Ongoing maintenance of database operations, including bug fixes and performance tuning * Intraday application-level support of database environments in close relationship with IT Production DBAs * Testing and implementation of database hardware migrations * Support and assistance to the rest … team's standards and tools · Document implemented functionality: both functional and technical · Liaise with other team members (globally) for joint developments · Design and/or execute Unit, Integration, System, Performance, Regression and Acceptance tests Carbon60, Lorien & SRG - The Impellam Group STEM Portfolio are acting as an Employment Business in relation to this vacancy. More ❯
Employment Type: Full-Time
Salary: Salary negotiable
Posted:

Senior Backend Software Engineer

London, Southwark, United Kingdom
Expert Employment
waste and carbon emissions in the global concrete supply chain. Key responsibilities: Build and optimise backend services using modern, event-driven architecture on AWS Work on new features, APIs, performance tuning, and CI/CD improvements Collaborate closely with Data Science to deploy ML workloads in streaming systems Influence architecture and own key infrastructure components Key Skills: Five More ❯
Employment Type: Permanent
Salary: £75000 - £90000/annum Full package
Posted:

Senior Snowflake Matillion Support Engineer (x3)

Cirencester, Gloucestershire, United Kingdom
St. Jamess Place
a cloud first organisation and make extensive use of SaaS, IaaS, PaaS solutions. You'll be staying ahead of key developments and continuously committing to improvements through automation and performance tuning methods. What you'll be doing: Provide expert-level support to customers using the SJP Data Platform technologies Incident resolution for the platform Proactive monitoring and maintenance … candidate will also have a growth mindset, eager to stay updated on industry trends and share knowledge with the team. Expertise in Snowflake and/or Matillion platforms including performance tuning, automation, security & procedures Experience working within a cloud first environment handling data platforms such as SaaS IaaS & PaaS Demonstrable experience of incident management, diagnosis and resolving complex … SJP locations What's in it for you? We reward youfor the work you do, whether that's through our discretionary annual bonus scheme that reflects bothpersonal and company performance, competitive annual leave allowance (28 daysplus bank holidays, with the option to purchase an additional 5 days), oronline rewards platform with a variety of discounts. We also havebenefits to More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Systems Administrator with Security Clearance

Lexington, Massachusetts, United States
Encode
Support and secure Cisco routers and switches. • Configure and troubleshoot single-board computers (SBCs) from vendors such as Themis, Motorola, and GE, running Solaris, Linux, or VxWorks. • Provide system performance tuning, capacity planning, software installation, and mass storage allocation. • Automate and virtualize system deployment and management where applicable. • Identify and evaluate new vendor products, tracking performance and More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

UC Engineer (Mid-Level) with Security Clearance

Clarksburg, West Virginia, United States
Spry Methods, Inc
video conferencing (VTC), instant messaging, presence systems, and streaming endpoints. Maintain and troubleshoot UC infrastructure-IP phones, session border controllers, video endpoints, gateways, routers, switches, and virtualization platforms Monitor performance and security: Implement QoS, conduct system health assessments, apply patches, perform capacity planning, and tune systems to meet service level objectives . Integrate UC platforms with enterprise services (e.g. … H.323 , RTP; network fundamentals: TCP/IP, DNS, DHCP; QoS design and optimization. Experience managing virtualization platforms and Windows/Linux server environments. Proven ability in UC system monitoring, performance tuning, capacity planning, and applying security patches. Effective troubleshooting and analytical skills for network and voice/video infrastructure. Excellent verbal and written communication skills; experience preparing technical More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Data Engineer databricks (4168-1) Columbus, OH

Columbus, Ohio, United States
esrhealthcare
containerization, utilizing REST API in Python for seamless system integration, and applying containerization concepts to improve deployment efficiency and scalability. Experience in data extraction, data acquisition, transformation, data manipulation, performance tuning and data analysis. Experience in Python libraries to build efficient data processing workflows and streamline ETL operations across large data sets and similar distributed systems. Expertise in More ❯
Employment Type: Any
Salary: USD Annual
Posted:
Performance Tuning
10th Percentile
£45,350
25th Percentile
£52,500
Median
£65,000
75th Percentile
£87,500
90th Percentile
£97,500