Performance Tuning Job Vacancies

176 to 200 of 714 Performance Tuning Jobs

Senior Engineer - Data

Glasgow, UK
Hybrid / WFH Options
Eden Scott
the design and development of scalable systems, with opportunities to explore machine learning, AI-driven categorisation models, and vector search. What You’ll Be Doing Design and build high-performance data pipelines and search capabilities. Develop solutions using Apache Lucene, Solr, or Elasticsearch. Implement scalable, test-driven code in Java and Python. Work collaboratively with Business Analysts, Data Engineers …/TypeScript front end to Java-based backend services. Leverage cloud infrastructure including Azure Data Factory, Batch Services, and Azure SQL. Participate in code reviews, DevOps practices, and system performance tuning. Current Projects The team is focused on enhancing how supplier catalogue data supports next-generation search features—helping users discover the right products more efficiently. This year’s More ❯
Employment Type: Full-time
Posted:

Data Engineer & Operations Lead

United Kingdom, UK
First Bus
sharing best practices and technical coaching. Skills and Experience Expert in Azure administration and optimisation, including efficient scaling and resource class management. Expert in data architecture, modelling, and ETL performance tuning. Excellent SQL & PowerShell skills. Programming experience in R or similar statistical languages is beneficial. Experience with structuring project work using tools like JIRA. Strong experience working with large … complex datasets and performance analysis. Experience with visualisation tools such as Power BI or Tableau. Excellent presentation and communication skills – able to articulate complex technical concepts to senior stakeholders. Comfortable working across functions including Data Science, BI, IT, and business units. Proven ability to build scalable, well-documented solutions that can be reused and extended by others. Commercial and More ❯
Posted:

Loan IQ DevOps Engineer

Manchester, UK
Hybrid / WFH Options
Revolent Group
pipelines. Manage and optimise CI/CD pipelines using tools like TeamCity, Jenkins, GitLab CI/CD, Nexus, and Nolio. Administer Linux and Windows infrastructure, including Load Balancers and performance tuning. Apply Git workflows and repository management strategies to enable seamless version control. Leverage your SQL skills to automate data-related processes like data migrations and environment setup. Preferred More ❯
Posted:

Cloud Architect

London, UK
iXceed Solutions
and hybrid cloud data strategies. Strong proficiency in SQL and experience with schema design and query optimization for large datasets. Expertise in BigQuery, including advanced SQL, partitioning, clustering, and performance tuning. Experience with version control systems (e.g., Git). Track record of success advising C-level executives and aligning technical solutions with business goals. Google Professional Data Engineer certification More ❯
Posted:

Cloud Architect

City of London, Greater London, UK
iXceed Solutions
and hybrid cloud data strategies. Strong proficiency in SQL and experience with schema design and query optimization for large datasets. Expertise in BigQuery, including advanced SQL, partitioning, clustering, and performance tuning. Experience with version control systems (e.g., Git). Track record of success advising C-level executives and aligning technical solutions with business goals. Google Professional Data Engineer certification More ❯
Posted:

Database Administrator with Security Clearance

Patrick Afb, Florida, United States
Datum Software, Inc
Job Description: The Database Administrator will be responsible for managing, supporting, and optimizing the organization's Oracle and Microsoft SQL Server databases. This role involves database performance tuning, vulnerability management, backup, and recovery solutions. The Database Administrator will also ensure compliance with Department of Defense (DoD) security standards, including Command Cyber Readiness Inspection (CCRI) requirements, and manage database … migrations and data replication tasks. Key Responsibilities: Perform daily monitoring, tuning, and optimization of Oracle and MS SQL databases. Schedule and execute monthly vulnerability scans on approximately 66 databases, analyze the results, and report any potential risks to the AFTAC team. Maintain compliance with DoD security standards, including STIG and CCRI guidelines. Manage database instances, including performance tuning, patching, and troubleshooting hardware and software faults. Provide database migration and replication support, ensuring availability and performance standards are met. Prepare and maintain technical documentation, including performance reports and vulnerability analysis. Required Qualifications: Minimum of 5 years of experience as an Oracle Database Administrator. Proficiency in database tuning and optimization tools such as Oracle Enterprise Manager. More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Senior SQL Database Administrator

London, South East, England, United Kingdom
R3vamp Limited
new solutions, handling version upgrades, and managing data migrations, ensuring the stability, security, and efficiency of their database environment. Key Responsibilities Administer and optimise SQL Server databases, ensuring high performance and reliability Lead version upgrades and data migration projects Maintain and enhance backup, recovery, and disaster recovery strategies Support business operations through troubleshooting and performance tuning Work … practices and ensure compliance with data regulations Required Skills & Experience Extensive experience as a SQL Database Administrator in a complex enterprise environment Strong expertise in SQL Server installation, configuration, tuning, and troubleshooting Hands-on experience with database migrations & upgrades Knowledge of high availability (HA) & disaster recovery (DR) solutions Proficiency in performance optimisation & query tuning Additional Details Security More ❯
Employment Type: Contractor
Rate: £260 per day
Posted:

Solace Messaging Administrator

City of London, London, United Kingdom
H&P Executive Search
profiles as long as you have strong Solace expertise. You will be responsible for managing and supporting the enterprise messaging infrastructure built on Solace PubSub+, ensuring high availability, optimal performance, and reliability across production and non-production environments. You will be working on incident response, capacity planning, WAN optimization, and system observability so should have experience with tools such … and Grafana . Key Responsibilities: Administer and maintain Solace PubSub+ appliances and software brokers Provide production support for messaging-related incidents, including root cause analysis and resolution. Monitor system performance and health using Prometheus and Grafana ; proactively identify and address anomalies. Configure and optimize Solace across WAN environments , ensuring low-latency, secure, and reliable messaging. Collaborate with development and … application support teams to troubleshoot message flow issues and integration problems. Perform capacity planning , scaling, and tuning of Solace infrastructure to meet current and future demand. Automate routine maintenance tasks and support continuous improvement of operational processes. Implement and maintain monitoring alerts, dashboards, and metrics to ensure visibility into the messaging layer. Ensure compliance with security policies and participate More ❯
Posted:

Solace Messaging Administrator

London Area, United Kingdom
H&P Executive Search
profiles as long as you have strong Solace expertise. You will be responsible for managing and supporting the enterprise messaging infrastructure built on Solace PubSub+, ensuring high availability, optimal performance, and reliability across production and non-production environments. You will be working on incident response, capacity planning, WAN optimization, and system observability so should have experience with tools such … and Grafana . Key Responsibilities: Administer and maintain Solace PubSub+ appliances and software brokers Provide production support for messaging-related incidents, including root cause analysis and resolution. Monitor system performance and health using Prometheus and Grafana ; proactively identify and address anomalies. Configure and optimize Solace across WAN environments , ensuring low-latency, secure, and reliable messaging. Collaborate with development and … application support teams to troubleshoot message flow issues and integration problems. Perform capacity planning , scaling, and tuning of Solace infrastructure to meet current and future demand. Automate routine maintenance tasks and support continuous improvement of operational processes. Implement and maintain monitoring alerts, dashboards, and metrics to ensure visibility into the messaging layer. Ensure compliance with security policies and participate More ❯
Posted:

SQL Database Administrator (Birmingham)

Birmingham, West Midlands, West Midlands (County), United Kingdom
Hybrid / WFH Options
TXP
excellence but also the seasoned judgment and leadership that comes from years of hands-on experience. Key Responsibilities: * Administer, monitor, and maintain SQL Server databases across multiple environments. * Perform performance tuning, query optimisation, and database health checks. * Manage database backup, recovery, and disaster recovery planning. * Apply patches and updates to maintain security, performance, and stability. * Ensure data … expert (SME) for all SQL DBA-related matters. Skills & Experience Required: * Extensive experience as a SQL DBA within a complex enterprise environment. * Strong knowledge of core DBA activities including performance tuning, backup/restore strategies, patch management, and data integrity assurance. * Experience working with cloud platforms - especially Azure and/or AWS (equivalent to Azure Administrator level experience More ❯
Employment Type: Permanent
Salary: £55000 - £60000/annum
Posted:

Oracle Database Administrator

Cardiff, UK
Persistent Systems
Oracle Database Administrator We are seeking a Senior Oracle DBA to lead the design, implementation, and maintenance of critical database infrastructure. The ideal candidate will have deep experience in performance tuning, high availability, security, and automation within enterprise environments. Key Responsibilities: Architect and implement scalable, secure, and highly available Oracle database solutions. Lead performance tuning and … Stay current with Oracle technologies and make strategic recommendations. Qualifications: 7+ years of experience as an Oracle DBA. Expertise in Oracle RAC, Data Guard, ASM, GoldenGate, and OEM. Strong performance tuning and diagnostic skills. Experience with cloud platforms (Oracle Cloud, AWS RDS, Azure). Oracle Certified Professional (OCP) required; Oracle Certified Master (OCM) is a plus. Strong leadership More ❯
Posted:

HPC Engineer (Elite Fintech) £150,000 +Bonus

London, UK
Hunter Bond
most competitive financial markets globally. They foster a culture of innovation, collaboration, and excellence, offering engineers the opportunity to work with the latest technologies in a fast-paced, high-performance environment. Role Overview: We are seeking a highly motivated Linux Engineer with strong experience in compute, performance, storage, and automation. The successful candidate will work closely with infrastructure … expertise within a dynamic and intellectually stimulating environment. Responsibilities: Optimize Linux-based trading infrastructure. Develop and maintain automation tools and scripts using Python and other relevant technologies. Monitor system performance, troubleshoot issues, and ensure high availability of trading systems. Collaborate with software developers, network engineers, and traders to enhance system performance and reliability. Implement and manage configuration management … and deployment automation tools (e.g., Ansible, Terraform, or similar). Work on the performance of Petabyte scale storage systems Research HPC Infrastructure Ensure security best practices are followed in system configurations and deployments. Participate in on-call rotations and respond to incidents in a timely manner. Requirements: 1-8 years of experience as a Linux Engineer, DevOps Engineer, or More ❯
Posted:

HPC Engineer (Elite Fintech) £150,000 +Bonus

City of London, Greater London, UK
Hunter Bond
most competitive financial markets globally. They foster a culture of innovation, collaboration, and excellence, offering engineers the opportunity to work with the latest technologies in a fast-paced, high-performance environment. Role Overview: We are seeking a highly motivated Linux Engineer with strong experience in compute, performance, storage, and automation. The successful candidate will work closely with infrastructure … expertise within a dynamic and intellectually stimulating environment. Responsibilities: Optimize Linux-based trading infrastructure. Develop and maintain automation tools and scripts using Python and other relevant technologies. Monitor system performance, troubleshoot issues, and ensure high availability of trading systems. Collaborate with software developers, network engineers, and traders to enhance system performance and reliability. Implement and manage configuration management … and deployment automation tools (e.g., Ansible, Terraform, or similar). Work on the performance of Petabyte scale storage systems Research HPC Infrastructure Ensure security best practices are followed in system configurations and deployments. Participate in on-call rotations and respond to incidents in a timely manner. Requirements: 1-8 years of experience as a Linux Engineer, DevOps Engineer, or More ❯
Posted:

Software Engineer - SME or Expert with Security Clearance

Chantilly, Virginia, United States
Convirgence
scripts, CloudWatch, AWS console system administration to include operations and maintenance to include EC2, S3, Elastic Load Balancing, Auto-Scaling, and SNS. • Monitoring and renewing server certificates. • Maintaining network performance by performing network monitoring and analysis, and performance tuning; troubleshooting network problems. • Maintaining disaster recovery procedures and environment. • Supporting internal users if/when issues arise. • Familiarity More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

BI Developer (Qlik)

Glasgow, United Kingdom
Klarent Hospitality Limited
Klarent Hospitality operates branded hotels in key locations across the UK and Ireland. We nurture talent and smart investment to drive superior performance and growth. We have an exciting opportunity for an experienced BI professional to join our dynamic team as BI Developer (Qlik) based at Klarent's Glasgow Head Office. This role will be pivotal in helping us … work with the latest technologies. The Role Reporting directly to the senior leadership team, the BI Developer will: Design, develop, and maintain Qlik Sense applications and dashboards to support performance reporting and strategic initiatives. Collaborate with business stakeholders to gather requirements and deliver actionable insights. Integrate and manage data from various sources through effective ETL processes. Ensure data integrity … consistency, and reliability across reporting platforms. Provide technical support, performance tuning, and troubleshooting for BI tools and applications. Maintain documentation for BI solutions, processes, and data models. The Ideal Candidate Proficient in QlikView and Qlik Sense, including scripting, data modelling, and dashboard design. Strong understanding of SQL and relational databases. Experience with ETL tools and data warehousing concepts. More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Site Reliability Engineer

United Kingdom
luupli
are seeking a talented and experienced Site Reliability Engineer (SRE) to join our team. As an SRE, you will play a crucial role in ensuring the reliability, scalability, and performance of our cloud-based infrastructure and services, primarily hosted on AWS. If you have a passion for problem-solving, a deep understanding of AWS services, hands-on experience with … enhance infrastructure-as-code (IaC) practices using Terraform to ensure reproducibility and scalability of infrastructure components. 2. Monitoring and Incident Management: - Develop and maintain monitoring solutions to proactively identify performance bottlenecks, system outages, and other potential issues. - Participate in incident response and root cause analysis efforts to drive continuous improvement and prevent future incidents. 3. Reliability and Performance Optimization: - Optimise system performance, reliability, and cost efficiency through continuous monitoring, performance tuning, and capacity planning. - Identify opportunities to automate manual processes and improve system resilience. 4. Scripting and Automation: - Utilise Python or Bash scripting to create and maintain automation tools for various operational tasks and deployments. - Implement and improve continuous integration and continuous deployment (CI More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Data Engineer

London, UK
Hybrid / WFH Options
ViVA Tech Talent
a high-performing KDB+ Developer to join a world-leading investment bank’s Front Office Quantitative Technology team in London. You will design, build, and optimise low-latency, high-performance time-series data systems used for real-time analytics, trading, and decision-making across global markets. This is a critical hire for an elite team driving alpha-generation tools … real-time market data ingestion, processing, and analytics. Collaborate directly with quant traders, quants, and front office technologists to build mission-critical trading systems. Optimise existing KDB+ databases for performance, latency, and storage efficiency. Design and implement solutions for tick data capture, data normalisation, and time-series analysis. Contribute to architectural decisions around data pipelines, streaming platforms, and KX … environment. Strong understanding of tick data, time-series databases, and real-time market data. Experience working with global market data feeds (e.g., Bloomberg, Reuters, FIX, Kafka). Proficiency in performance tuning, memory management, and multi-threaded programming in KDB+. Comfortable working in Agile/DevOps environments, including CI/CD pipelines. Familiarity with Linux systems, scripting (Python/ More ❯
Posted:

OpenLink Developers

London, United Kingdom
Luxoft
modules using AVS, JVS, OpenComponents, and .NET/Java-based extensions.- Develop scripts, reports, and workflows across the trade lifecycle-from trade capture to settlement and accounting.- Optimize system performance, conduct root cause analysis, and resolve production issues.- Participate in system upgrades, patch management, and regression testing activities.- Ensure coding standards, documentation, and best practices are followed throughout the … OpenComponents.- Proficiency in SQL and working with relational databases (e.g., Oracle, SQL Server).- Solid understanding of trade lifecycle, risk, and back-office processes.- Experience with technical troubleshooting and performance tuning in OpenLink environments.- Familiarity with software development best practices, including version control (Git), testing, and documentation. Nice to have - Experience in the precious metals trading domain (gold More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Machine Learning Engineer

City of London, London, United Kingdom
Hybrid / WFH Options
Fruition Group
scale time-series datasets to improve model accuracy and stability Collaborate with Data Scientists and DevOps to build end-to-end ML pipelines Contribute to model governance, MLOps, and performance monitoring frameworks Participate in code reviews, design discussions, and performance tuning Requirements: 3+ years of experience in a Machine Learning Engineer or similar role Proficiency in Python More ❯
Posted:

Machine Learning Engineer

London Area, United Kingdom
Hybrid / WFH Options
Fruition Group
scale time-series datasets to improve model accuracy and stability Collaborate with Data Scientists and DevOps to build end-to-end ML pipelines Contribute to model governance, MLOps, and performance monitoring frameworks Participate in code reviews, design discussions, and performance tuning Requirements: 3+ years of experience in a Machine Learning Engineer or similar role Proficiency in Python More ❯
Posted:

Data Engineer

City of London, Greater London, UK
Hybrid / WFH Options
ViVA Tech Talent
a high-performing KDB+ Developer to join a world-leading investment bank’s Front Office Quantitative Technology team in London. You will design, build, and optimise low-latency, high-performance time-series data systems used for real-time analytics, trading, and decision-making across global markets. This is a critical hire for an elite team driving alpha-generation tools … real-time market data ingestion, processing, and analytics. Collaborate directly with quant traders, quants, and front office technologists to build mission-critical trading systems. Optimise existing KDB+ databases for performance, latency, and storage efficiency. Design and implement solutions for tick data capture, data normalisation, and time-series analysis. Contribute to architectural decisions around data pipelines, streaming platforms, and KX … environment. Strong understanding of tick data, time-series databases, and real-time market data. Experience working with global market data feeds (e.g., Bloomberg, Reuters, FIX, Kafka). Proficiency in performance tuning, memory management, and multi-threaded programming in KDB+. Comfortable working in Agile/DevOps environments, including CI/CD pipelines. Familiarity with Linux systems, scripting (Python/ More ❯
Posted:

Senior Java Developer (Trading Platform)

London, United Kingdom
P2P
The Trading Infrastructure team is building a high-performance, front-to-back Trading Platform that supports multi-asset trading. The platform is designed to handle financial instruments with low-latency execution, robust risk controls, and seamless integration across trading, risk, operations, and finance workflows. The system is built with a modular architecture encompassing core components such as market data … and fully deterministic design principles to ensure traceable and predictable system behavior. Collaborate closely with product and trading teams to translate requirements into performant, production-ready solutions. Participate in performance profiling, JVM tuning, and debugging complex issues in production. Develop and maintain automated test suites and CI/CD pipelines. Engage in code reviews, architecture discussions, and technical … designing fully deterministic systems. Solid knowledge of time-series and analytical databases like ClickHouse; exposure to kdb+ or InfluxDB is a plus. Experience with distributed systems, message queues, and performance tuning at the network and application layer. Comfortable using AI-powered development tools to enhance code quality and development speed. Strong testing discipline including TDD, benchmarking, and resilience More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Software Engineer with Security Clearance

Merrifield, Virginia, United States
Complete Data Solutions, LLC
to our staff. Job Description: CDS is seeking a dedicated Java Developer with ETL experience handling multiple data formats to support our Government Client in developing and maintaining high-performance applications. The ideal candidate will have solid experience in Java development, a background in working with relational databases, hands-on experience with ETL (Extract, Transform, Load) processes and the … databases (RDBMS), transactions, and JDBC. - Hands-on experience with ETL processes and tools. - Experience working with data in multiple formats (CSV, JSON, XML). - SQL query optimization and database performance tuning. - Familiarity with version control systems, specifically Git. - Experience with Java application development best practices. Preferred Skills: - Experience with Elasticsearch, including search query optimization and data indexing. - Experience with … automation tools such as Jenkins or Ansible. - Knowledge of RedHat Linux Servers. - Experience working in a cloud environment (AWS preferred). - Understanding of performance tuning in Java applications (e.g., Java GC). Clearance: Applicants must possess a current Secret Clearance with the ability to obtain a Top Secret Clearance CDS is an equal opportunity employer and all qualified More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Guidewire Cloud Technical Architect

London, United Kingdom
Accenture
values comprise of Stewardship, Best People, Client Value Creation, One Global Network, Respect for the Individual and Integrity. Year after year, Accenture is recognized worldwide not just for business performance but for inclusion and diversity too. Overview: We are looking for an experienced Guidewire Cloud Technical Architect with deep experience in designing and delivering cloud infrastructure solutions for the … infrastructure for insurance platforms and workloads Lead infrastructure strategy for cloud migrations of insurance core systems, including on-prem to cloud transitions. Optimize cloud infrastructure using native services for performance, cost-efficiency, and high availability. Define best practices for cloud operations, monitoring, disaster recovery, and compliance. Insurance Application Cloud Enablement: Provide cloud infrastructure implementation support for core insurance platforms … with regulatory and security frameworks specific to insurance carriers. Partner with application architects, developers, DevOps, and IT operations to ensure seamless deployment and integration. Guide infrastructure sizing, load balancing, performance tuning, and environment scalability. Provide hands-on support for network design, identity management, container orchestration (e.g., Kubernetes), and cloud-native tooling. Conduct cloud readiness assessments and gap analysis More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

ORACLE DBA - Hybrid with Security Clearance

Quantico, Virginia, United States
Hybrid / WFH Options
ASD, Inc
Experience: 5+ years of experience in database and data management Experience with the following: Oracle 18c or higher incl Oracle RAC Strong Oracle SQL, PL/SQL, and query performance tuning Strong front end Scripting experience, JavaScript Strong HTML, CSS, AJAX and JSON experience Experience with Law Enforcement Data (major plus) Experience with Linux based systems hosting Oracle … include hands-on solutions development and implementation experience Ability to translate technical issues into understandable business language for end users Ability to establish and document new standards for quality, performance or productivity Certification Requirement: CompTIA Security+ CE (Current DoD 8570 - IAT Level II) Education: BS degree. Additional 4 years of experience may be considered in lieu of degree CompTIA More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:
Performance Tuning
10th Percentile
£45,150
25th Percentile
£52,500
Median
£65,000
75th Percentile
£86,250
90th Percentile
£97,500