176 to 200 of 264 Performance Tuning Jobs

SQL DBA - UK Remote - Azure - £65K

Hiring Organisation
Tenth Revolution Group
Location
North Yorkshire, England, United Kingdom
Employment Type
Full-Time
Salary
£55,000 - £65,000 per annum
Skills required: - Experience as a DBA managing estates both on premise and in Azure/AWS. - Experience working on migration projects to the cloud. - Performance tuning within SQL, delivering high availability, always on and replications. - Experience in Powershell scripting. - Nice to have experience working with external stakeholders/ ...

Data Engineer

Hiring Organisation
KnoWho
Location
Greater London, England, United Kingdom
data processing and pipeline development. Solid experience with SQL , including writing efficient and scalable queries. Hands-on experience with Google BigQuery , including architecture, performance tuning, and cost optimization. Familiarity with cloud-based data tools and modern data ecosystems. Understanding of data modeling, warehousing concepts, and best practices Nice ...

Junior Software Developer

Hiring Organisation
A F Blakemore
Location
Willenhall, West Midlands, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
include project planning, analysis, development, testing and implementation of software, providing a troubleshooting and third line support activity, automating IT operational tasks, participating in performance tuning and to complying with departmental administration procedures. Will be required to acquire skill using Progress OpenEdge to develop solutions. ...

Cloud Engineer GCP GKE

Hiring Organisation
Hirexa Solutions UK
Location
Leeds, West Yorkshire, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
Service (KMS), Public Key Infrastructure (PKI), Encryption, and the principles of least privilege. Deep understanding of Linux operating systems, including system internals, networking, and performance tuning. Exposure to high-throughput environments with experience implementing observability stacks. Prometheus/Dynatrace for logging and metrics, and OpenTelemetry for distributed tracing. Strong ...

Oracle Fusion Developer - Reporting

Hiring Organisation
Lorien
Location
Reading, Berkshire, England, United Kingdom
Employment Type
Contractor
Contract Rate
£550 - £575 per day
Fusion HCM (HR and Payroll), HCM Extracts. Ability to build custom formulas, sophisticated reports, and dashboards within OTBI. Excellent ability to do SQL query performance tuning. Experience with scheduling report jobs and bursting BIP reports to end users. A background in working in projects, preferably with larger companies (e.g. ...

SIEM Application Engineer (Elastic Security) - Manchester, UK

Hiring Organisation
Randstad Digital
Location
Manchester, North West, United Kingdom
Employment Type
Contract
Contract Rate
£450 - £550 per day
detection rules based on the MITRE ATT&CK Framework , alongside implementing essential security controls like RBAC, encryption , and data governance to ensure regulatory compliance. Performance & Tuning Specialist: Deep technical skill in fine-tuning Elasticsearch indices and mappings and optimizing Logstash pipelines for maximum performance, throughput ...

SIEM Application Engineer (Elastic Security) - Birmingham, UK

Hiring Organisation
Randstad Digital
Location
Birmingham, West Midlands, United Kingdom
Employment Type
Contract
Contract Rate
£450 - £550 per day
detection rules based on the MITRE ATT&CK Framework , alongside implementing essential security controls like RBAC, encryption , and data governance to ensure regulatory compliance. Performance & Tuning Specialist: Deep technical skill in fine-tuning Elasticsearch indices and mappings and optimizing Logstash pipelines for maximum performance, throughput ...

Oracle Report Developer

Hiring Organisation
Morson Edge
Location
Rochester, Kent, South East, United Kingdom
Employment Type
Contract
Contract Rate
£31.31 - 42.11 per hour
skills: Strong Oracle SQL & PL/SQL Oracle Reports and/or BI Publisher Oracle ERP (EBS/11i/R12/Cloud) Performance tuning and complex query writing Solid understanding of Oracle database architecture This is a hands-on reporting role delivering high-quality, performance-optimised ...

Security Engineer - MOD DV - Inside IR35

Hiring Organisation
Sanderson Government and Defence
Location
Hemel Hempstead, Hertfordshire, South East, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £700 per day
servers. Elastic (Elastic Stack/Elastic Security): Hands-on with index lifecycle management (ILM), ingest pipelines, ECS mapping, transforms, and enrichment. Experience designing and tuning detection rules (KQL, EQL), response actions, case workflows, and Elastic Security posture features. Skilled in Fleet/Agent deployment, data stream design, and performance tuning at scale. Strong client management and relationship building experience SIEM experience with Splunk/Elastic Excellent analytical and problem-solving skills coupled with ability to assess complex situations, identify risks, and recommend effective solutions Proven hands-on experience operating Elastic Stack/Elastic Security and Splunk Enterprise ...

Senior Software Developer

Hiring Organisation
LUMORA SOLUTIONS
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £85,000 per annum
debugging and secure development Experience working in complex or regulated environments is a plus What you’ll be doing: Designing and delivering scalable, high-performance backend features Working across the full SDLC, from design through deployment and optimisation Integrating systems with financial, transactional and market data APIs Supporting database … schema design, performance tuning and automation Why join: Build mission-critical software used by global organisations High ownership and real technical impact Supportive, collaborative engineering culture Clear long-term product vision and growth If you're interested in a short confidential chat, please get in contact, even ...

Azure Architect Linux

Hiring Organisation
Randstad Digital
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £550 per day
potential). This is a unique opportunity to own the end-to-end solutioning-from initial assessment to high-level design and hands-on performance tuning. The Role As the Technical Lead for a team of 5+ engineers, you will drive the strategy and delivery of Azure Landing Zones … architectural roadmaps. Migration Excellence: Leading On-prem to Cloud transitions using Azure Migrate . Linux Mastery: Deep-dive troubleshooting of networking, clusters, and kernel tuning (RHEL/CentOS focus). Security & Governance: Managing Azure Key Vault, IAM, and high-security UNIX environments. What You'll Bring Experience: 12+ years ...

C++ Software Engineer

Hiring Organisation
Durlston Partners
Location
England, United Kingdom
London or has the right to work in London. You will be part of a highly collaborative, low-ego engineering culture that prioritises performance, innovation, and impact. Working alongside some of the brightest minds in quantitative trading and systems engineering, you will build and optimise ultra-low latency, high … throughput systems that operate at scale. Key Responsibilities: Design and implement high-performance C++ systems for low-latency trading Optimise existing code for speed and reliability under production workloads Collaborate closely with traders, researchers, and fellow engineers to develop scalable infrastructure Work across the full software lifecycle ...

SQL DBA - Local Authority Exp

Hiring Organisation
Lorien
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 per day
into technical troubleshooting, and can work confidently across SQL Server, scripting, and SSIS packages. Key Responsibilities Diagnose and resolve complex SQL Server issues including performance bottlenecks, blocking, query inefficiencies, and job failures Develop, review, and troubleshoot T-SQL scripts, stored procedures, indexes, and SQL Jobs Maintain and support SSIS … recovery models, and environment health monitoring Support patching, upgrades, and production deployments Work closely with application teams to analyse issues and implement fixes or performance improvements Ensure all database activities adhere to council security and compliance standards Provide clear documentation, runbooks, and knowledge transfer as needed Essential Skills & Experience ...

Senior iOS Engineer

Hiring Organisation
Haystack
Location
England, United Kingdom
design, development, and delivery of our iOS applications. You’ll work closely with product managers, designers, and backend engineers to build polished, high-performance, and scalable mobile experiences. What You’ll Do Lead the development of new features and improvements for our iOS app using Swift, SwiftUI … Collaborate with cross-functional teams to define, design, and ship new capabilities Review code, mentor junior engineers, and help uphold high engineering standards Ensure performance, quality, and responsiveness of the application Identify and fix bugs and performance bottlenecks Stay up to date with the latest iOS trends, tools ...

Software Engineer C

Hiring Organisation
Recruit 12
Location
Oxford, Oxfordshire, United Kingdom
Employment Type
Permanent
Software Engineer C++ – GPU Acceleration Overview We are seeking a skilled C++ Engineer with strong GPU acceleration expertise to work on cutting-edge, high-performance systems used across entertainment, engineering, and scientific applications. This role focuses on maximising GPU-based processing performance, including real-time data handling, image … learning and research specialists in an environment that values technical excellence, innovation, and a healthy work–life balance. Key Responsibilities Design and implement high-performance algorithms using CUDA Manage host–device interactions, including memory management, data transfer optimisation, and multi-GPU support Deploy and optimise machine learning models using ...

Mainframe Modernization - IBM DataPower Engineer

Hiring Organisation
DCV Technologies
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£575 - £625/day - Inside IR35
urgently looking for an IBM DataPower Engineer with mainframe Modernization experience. The successful candidate will be responsible for designing and implementing secure, high-performance integration solutions using IBM DataPower Gateway to expose mainframe services (CICS, IMS, DB2, MQ) as modern APIs (REST/JSON, SOAP). Enable legacy … XSLT/GatewayScript transformations and schema validations. Automate deployments via SOMA/REST APIs, CI/CD tools (Jenkins, Ansible). Ensure high availability, performance tuning, and compliance (PCI DSS, GDPR). Essential skills/knowledge/experience: Strong experience in IBM DataPower Gateway configuration and troubleshooting. Knowledge ...

Infrastructure Engineer

Hiring Organisation
VIQU IT Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
manage the global database and web platform estate, including SQL Server, SharePoint, Web, Azure Cloud Services, SSO and Identity Management• Ensure platform architecture, resilience, performance and security meet agreed service level targets• Lead and deliver platform upgrades, deployments and code releases in line with formal change processes• Carry … experience in a senior or lead-level role supporting enterprise database and web platforms• Strong hands-on experience with Microsoft SQL Server, including administration, performance tuning and HA/DR• Experience supporting SharePoint (on-prem and/or online) and web hosting platforms• Experience working with Azure Cloud ...

Full Stack Java Developer Contract Dublin

Hiring Organisation
Adecco
Location
Dublin, City of Dublin, Republic of Ireland
Employment Type
Contract
Contract Rate
£431 - £517/day ltd company
Development experience. Experience using SVN, Maven, Jenkins, and Sonar as well JavaScript tools such as NodeJS, NPM, Jasmine, Karma. You will have experience in performance tuning and code optimisation. You will have experience using Scrum and following Agile best practices. You Must have hands-on Java experience, including ...

Data Migration Engineer

Hiring Organisation
JAM Recruitment Ltd
Location
Rochester, Kent, South East, United Kingdom
Employment Type
Contract
Contract Rate
£41.00 - £42.11 per hour
Skills: Strong experience with Oracle SQL and PL/SQL Solid understanding of Oracle ERP database architecture Experience with joins, subqueries, analytic functions, and performance tuning of data extractions Knowledge of ETL techniques and methods Experience in Oracle 11i data structures or Oracle Cloud environments Previous experience ...

Integration Engineer

Hiring Organisation
JAM Recruitment Ltd
Location
Rochester, Kent, South East, United Kingdom
Employment Type
Contract
Contract Rate
£40.00 - £42.00 per hour
Solid understanding of Oracle ERP database architecture and/or Oracle Cloud environments (EPM/Fusion) Experience with joins, subqueries, analytic functions, and performance tuning of data extractions Knowledge of ETL techniques and methods Powershell or other scripting/automation tools Experience in Oracle 11i data structures ...

Software Architect Expert

Hiring Organisation
Black Systems LLC
Location
New York, United States
Employment Type
Any
Salary
USD Annual
conversion and interface specifications • Use design knowledge and experience in Microsoft s SSIS ETL and DOT NET technology • Use ETL and SQL for architectural performance tuning and concepts • Design/produce high quality, bug free and highly scalable work • Architect and code in various shell scripting languages • Design ...

Data Engineer - Inside IR35 - Remote

Hiring Organisation
Tenth Revolution Group
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£400 - £450 per day
transformation-heavy pipelines covering data profiling, cleansing, standardisation, conformance, and publishing Advanced SQL skills for data profiling, joins and merges, deduplication, anomaly detection, and performance tuning Strong scripting capability in Python for automation, parsing, rules engines, and data quality checks, with an emphasis on writing maintainable, well-structured ...

Oracle Fusion Developer

Hiring Organisation
Harvey Nash
Location
Reading, Berkshire, South East, United Kingdom
Employment Type
Contract
Contract Rate
£550 - £600 per day
Fusion HCM (HR and Payroll), HCM Extracts. Ability to build custom formulas, sophisticated reports, and dashboards within OTBI. Excellent ability to do SQL query performance tuning. Experience with scheduling report jobs and bursting BIP reports to end users. Ability to demonstrate stakeholder management at most levels. Please apply today ...

Oracle Fusion Developer

Hiring Organisation
Harvey Nash
Location
Reading, Berkshire, UK
Fusion HCM (HR and Payroll), HCM Extracts. Ability to build custom formulas, sophisticated reports, and dashboards within OTBI. Excellent ability to do SQL query performance tuning. Experience with scheduling report jobs and bursting BIP reports to end users. xkybehq Ability to demonstrate stakeholder management at most levels. Please apply ...

Principal Engineer (IBM i/IBM Z)

Hiring Organisation
Click
Location
United Kingdom
Employment Type
Contract
Contract Rate
GBP 550 - 570 Daily
clients Core Enterprise Platforms , with deep expertise in IBM i and IBM Z . This is a senior, hands-on role owning platform stability, performance, and resilience across business-critical systems on for a global function. Client is looking for continuity for this 2 year programme. The Role … technical authority for IBMi and IBMz platforms Lead capacity management , performance tuning, and scalability planning Advise/challenge and implement good DevOps practices Own backup, recovery, and disaster recovery strategy and execution Ensure high availability, resilience, and operational excellence Drive platform standards, architecture decisions, and technical roadmaps Resolve ...