1 to 25 of 565 Performance Tuning Jobs

Senior .NET Developer

Hiring Organisation
KBC Technologies UK LTD
Location
Glasgow, Lanarkshire, Scotland, United Kingdom
Employment Type
Contractor
Contract Rate
£400 - £450 per day
/CD pipelines . The ideal candidate should have a deep understanding of backend development, microservices, DevOps practices, and modern cloud environments. Experience with performance tuning, application optimization, and system migrations is a strong advantage. Key Responsibilities Design, develop, and maintain applications using .NET Framework, .NET Core (6+ … Contribute to DevOps practices, automation improvements, and deployment processes. Participate in migration projects, refactoring legacy components to modern .NET Core-based architectures. Optimize application performance, troubleshooting performance bottlenecks across APIs and services. Work with RabbitMQ for messaging, event-driven integrations, and asynchronous communication. Collaborate with cross-functional teams ...

Senior Azure SQL Database Administrator

Hiring Organisation
Clarksons
Location
London, UK
Employment Type
Full-time
managed using modern DevOps and Infrastructure as Code (IaC) practices with Terraform. You'll act as a technical leader across key areas such as performance tuning, automation, monitoring, migrations, CI/CD, and Azure Landing Zone (ALZ) adoption. You'll also collaborate closely with cross-functional teams … Monitor, Log Analytics, and custom dashboards. Write and optimise Kusto Query Language (KQL) queries for diagnostics and analytics. Support, Troubleshooting & Leadership Provide expert-level performance tuning, query optimisation, and incident troubleshooting. Lead SQL Server upgrades, migrations, and implementation of disaster recovery (DR) and high availability (HA) solutions. Conduct ...

Lead Database Administrator

Hiring Organisation
CUBE
Location
London, UK
Employment Type
Full-time
hosted environments. This role involves providing technical leadership and direct oversight for database operations and improvements. The position will supervise a small team, maintaining performance, scalability, and reliability across SQL Server environments while supporting platforms like Cosmos DB and PostgreSQL. Responsibilities include managing critical systems, establishing standards, mentoring team … Responsibilities Design, implement, and manage SQL Server Always On Availability Groups and related high availability/disaster recovery solutions. Lead activities focused on performance tuning, query optimization, and capacity planning. Supervise and mentor a team of database administrators, promoting ongoing skill development. Administer, configure, and maintain SQL Server ...

API Platform Architect – Azure, Kubernetes, Terraform, API Management

Hiring Organisation
Insight International (UK) Ltd
Location
London Area, United Kingdom
registries Ingress controllers, API gateways, service mesh, and traffic policy enforcement Observability (Prometheus, Grafana), log pipelines, distributed tracing High availability, cluster upgrades, autoscaling strategy, performance tuning Lead advanced troubleshooting (pods, networking, DNS, controllers, storage, ingress). 5. Azure API Management (APIM) & API Security Deep hands-on expertise … lifecycle , including APIOps automation, environment promotion, deployment versioning, api backend health check frameworks, and rollback strategies. Implement API analytics, distributed tracing, alerts, performance tuning, and troubleshooting. 6. Reliability Engineering & Platform Operations Lead root-cause analysis, high-severity incident resolution, and resilience improvements. Ensure uptime, performance, and reliability ...

SQL Performance Engineer

Hiring Organisation
Lorien
Location
Glasgow, City of Glasgow, United Kingdom
Employment Type
Permanent
Salary
£40000 - £50000/annum 10% bonus + private healthcare
Performance Engineer - Hybrid (Glasgow or Edinburgh) - Up to £50,000 Are you passionate about optimising high-volume data systems and solving complex performance challenges? We're hiring a Performance Engineer to join a growing tech team working on a cutting-edge financial data platform. This … hybrid role, with 2 days in the office (Glasgow or Edinburgh) and 3 days working from home . What You'll Be Doing Tuning and optimising complex SQL queries to improve system performance Building tooling for diagnostics and deployment risk management Automating performance testing and benchmarking across ...

Oracle Database Administrator

Hiring Organisation
Noir
Location
India, UK
Database Administrator – Healthcare Technology – Burton-in-Kendal/Hybrid (Key skills: Oracle DBA, Oracle 12c+, OCI, SQL, PL/SQL, ORDS, Data Guard, RMAN, Performance Tuning, Database Security, Linux/Windows, Cloud Migration, API Interfaces, Monitoring Tools, AWR/ASH, Statspack, Agile) Are you an experienced Oracle Database … ownership of a diverse Oracle database estate, ensuring systems are secure, optimised and highly available. You’ll be responsible for installation, configuration, patching, upgrades, performance tuning and troubleshooting across multiple on-premise and cloud environments. Working closely with development and application teams, you’ll help refine SQL queries ...

Oracle Database Administrator

Hiring Organisation
Noir
Location
Burton-In-Kendal, England, United Kingdom
Database Administrator – Healthcare Technology – Burton-in-Kendal/Hybrid (Key skills: Oracle DBA, Oracle 12c+, OCI, SQL, PL/SQL, ORDS, Data Guard, RMAN, Performance Tuning, Database Security, Linux/Windows, Cloud Migration, API Interfaces, Monitoring Tools, AWR/ASH, Statspack, Agile) Are you an experienced Oracle Database … ownership of a diverse Oracle database estate, ensuring systems are secure, optimised and highly available. You’ll be responsible for installation, configuration, patching, upgrades, performance tuning and troubleshooting across multiple on-premise and cloud environments. Working closely with development and application teams, you’ll help refine SQL queries ...

Oracle Database Administrator

Hiring Organisation
Lorien
Location
Reading, Berkshire, UK
Employment Type
Full-time
Enterprise Linux (RHEL) as well as Azure and AWS cloud platforms. The ideal candidate will have strong expertise in Oracle administration, performance tuning, automation, and cloud-native deployments. Key Responsibilities Database Installation & Configuration Install, configure, and upgrade Oracle Database software on Red Hat Enterprise Linux (RHEL) systems. Configure … . Security & Access Management Administer users, roles, privileges, and authentication. Implement encryption, auditing, and compliance controls. Apply quarterly CPU/RU patches across environments. Performance Monitoring & Tuning Monitor and analyse performance using: AWR (Automatic Workload Repository) – for gathering performance statistics and generating reports on system load. ...

Oracle Database Administrator

Hiring Organisation
Lorien
Location
Reading, Berkshire, England, United Kingdom
Employment Type
Contractor
Contract Rate
£550 - £575 per day
Enterprise Linux (RHEL) as well as Azure and AWS cloud platforms. The ideal candidate will have strong expertise in Oracle administration, performance tuning, automation, and cloud-native deployments. Key Responsibilities Database Installation & Configuration Install, configure, and upgrade Oracle Database software on Red Hat Enterprise Linux (RHEL) systems. Configure … . Security & Access Management Administer users, roles, privileges, and authentication. Implement encryption, auditing, and compliance controls. Apply quarterly CPU/RU patches across environments. Performance Monitoring & Tuning Monitor and analyse performance using: AWR (Automatic Workload Repository) - for gathering performance statistics and generating reports on system load. ...

Senior Azure Infrastructure Engineer

Hiring Organisation
Computer Futures
Location
Hampshire, England, United Kingdom
Employment Type
Full-Time
Salary
£75,000 - £100,000 per annum
your chance to design, build, and optimise the backbone of platforms used by millions. Join a tech-driven organisation where your expertise shapes performance, reliability, and innovation. You'll be the driving force behind modernising legacy systems, accelerating delivery, and empowering developers with world-class tooling. Your Mission … built platforms from the ground up. What You'll Bring 5+ years of hands-on Azure infrastructure experience Strong knowledge of .NET architecture & performance tuning Proven expertise in Azure DevOps Build & Release Pipelines Experience with APM tools (New Relic, AppDynamics) Deep understanding of profiling, benchmarking, and optimisation Bonus ...

SIEM Application Engineer - ElasticSearch

Hiring Organisation
Adecco
Location
Birmingham, West Midlands, West Midlands (County), United Kingdom
Employment Type
Contract
Contract Rate
£500 - £550/day
security objectives forward. You'll also be responsible for presenting findings and writing documentation tailored to both technical and business audiences. Query optimisation and Performance Tuning: Write efficient Elasticsearch queries to retrieve relevant security events. Monitor and manage the performance of the SIEM infrastructure to maintain optimal … authentication, and encryption using Elastic Security features. - Ability to create, test, and optimise detection rules based on the MITRE ATT&CK Framework. - Experience in performance tuning with Elasticsearch and Logstash, including monitoring Logstash pipelines. - Proficiency in using Kibana for data visualisation and monitoring. Advantageous: - Familiarity with offensive testing ...

Principal Developer (MS SQL, SSRS, BI)

Hiring Organisation
Lorien
Location
Glasgow, City of Glasgow, United Kingdom
Employment Type
Permanent
Salary
£75000 - £95000/annum
time and within budget. You'll be comfortable leading small teams, managing change control, and working with SQL at a deep level - including performance tuning, data manipulation, and reporting. Tech Environment MS SQL SSRS/Power BI Low-code configuration tools SQL performance tuning Data querying ...

Principal Developer MS SQL, SSRS, BI

Hiring Organisation
Lorien
Location
Glasgow, Lanarkshire, Scotland, United Kingdom
Employment Type
Full-Time
Salary
£75,000 - £95,000 per annum
time and within budget. You'll be comfortable leading small teams, managing change control, and working with SQL at a deep level - including performance tuning, data manipulation, and reporting. Tech Environment MS SQL SSRS/Power BI Low-code configuration tools SQL performance tuning Data querying ...

MS Dynamics Developer (Power Automate / Dynamics 365 F&O) - SC Cleared

Hiring Organisation
MLC Partners
Location
London, South East, England, United Kingdom
Employment Type
Temporary
Salary
£425 - £500 per day
Power Apps (low-code) and incorporate AI features where appropriate to enhance F&O processes; evaluate new platform capabilities. Provide 3rd-line support , performance tuning, and bug fixes; support user training and produce support documentation. Consult with stakeholders on technical/functional design; explain complex topics clearly … extension models , upgrade strategies, coding standards, and maintainability best practices. Experience with unit testing , code reviews , technical documentation , and UAT . Proven maintenance & performance tuning for Dynamics 365 applications. Excellent communication skills; able to translate complex technical concepts for non-technical stakeholders. Experience working in Agile/Scrum ...

SQL DBA

Hiring Organisation
Picture More Ltd
Location
Birmingham, United Kingdom
Employment Type
Permanent
Salary
GBP 65,000 Annual
large, business-critical SQL Server and Azure SQL platforms. This is a hands-on position where you'll play a key role in maintaining performance, stability, and resilience across the firm's core applications. The role Administer and optimise SQL Server databases () across on-prem and Azure. Deliver performance tuning, query optimisation and advanced troubleshooting. Manage HA/DR including AlwaysOn AGs, clustering, backups, and failover. Monitor capacity, patching, security, and database integrity. Support application upgrades, releases, and T-SQL-driven integrations. Provide 3rd-line support for major incidents. Produce documentation, runbooks, and operational best practice. Work ...

SQL Database Administrator

Hiring Organisation
Picture More
Location
Chelmsford, Essex, England, United Kingdom
Employment Type
Full-Time
Salary
£55,000 - £65,000 per annum
large, business-critical SQL Server and Azure SQL platforms. This is a hands-on position where you’ll play a key role in maintaining performance, stability, and resilience across the firm’s core applications. The role Administer and optimise SQL Server databases (2014–2022) across on-prem and Azure. … Deliver performance tuning, query optimisation and advanced troubleshooting. Manage HA/DR including AlwaysOn AGs, clustering, backups, and failover. Monitor capacity, patching, security, and database integrity. Support application upgrades, releases, and T-SQL-driven integrations. Provide 3rd-line support for major incidents. Produce documentation, runbooks, and operational best ...

SQL Database Administrator

Hiring Organisation
4it Recruitment
Location
Leeds, England, United Kingdom
role will involve working as part of a team on the configuration, availability, integrity and security of all databases and datasources dealing with the performance tuning and code standards, code reviews, liaising with the technical teams, 3rd parties etc. Must be able to work in a fast paced … will have the following: SQL Server DBA experience SQL Server 2019 Azure SQL Development Production Large enterprise, high availability environment Performance Tuning Code standards, reviews Excellent communication skills. Advantageous SSIS/SSAS/SRS Cloud based or hosted database platforms Cosmos DB Highly regulated environments 3 months initially ...

Messaging Engineer

Hiring Organisation
Ncounter LTD
Location
East London, London, United Kingdom
Employment Type
Permanent
experience configuring, administering, and supporting Solace PubSub+ environments. You will take ownership of the full lifecycle of the messaging platform, from deploying brokers and tuning performance to managing access controls, optimising resources, and ensuring reliable application connectivity across the estate. This role suits someone who enjoys being close … hands-on experience configuring, administering, and troubleshooting Solace PubSub+ Strong understanding of event-driven and messaging principles Good knowledge of networking concepts, platform performance tuning, and cloud deployment patterns Ability to analyse issues across application, network, and infrastructure layers Clear communication skills and the ability to collaborate across ...

Solace Expert

Hiring Organisation
Ncounter
Location
East London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£110,000 - £125,000 per annum
experience configuring, administering, and supporting Solace PubSub+ environments. You will take ownership of the full lifecycle of the messaging platform, from deploying brokers and tuning performance to managing access controls, optimising resources, and ensuring reliable application connectivity across the estate. This role suits someone who enjoys being close … hands-on experience configuring, administering, and troubleshooting Solace PubSub+• Strong understanding of event-driven and messaging principles• Good knowledge of networking concepts, platform performance tuning, and cloud deployment patterns• Ability to analyse issues across application, network, and infrastructure layers• Clear communication skills and the ability to collaborate across ...

CICS MQ & z/OS Systems Programmer

Hiring Organisation
Vertali
Location
Midlands, UK
Employment Type
Full-time
CICS Transaction Server, IBM MQ, and z/OS environments. The role involves planning, implementing, and maintaining mission‐critical systems while ensuring performance, security, and compliance. Key Responsibilities Install, upgrade, configure, and customize CICS TS and IBM MQ environments. Establish and maintain CICS intercommunications and advanced facilities (transaction routing … routines for CICS TS. Perform system testing (integration, regression, concurrence) and incident resolution using IPCS, traces, and dumps. Provide root cause analysis (RCA) and performance tuning recommendations. Deliver technical services and reporting to stakeholders. Skills & Experience 7+ years with IBM CICS and MQ Strong knowledge of z/ ...

CICS MQ & z/OS Systems Programmer

Hiring Organisation
Vertali
Location
Belfast, UK
Employment Type
Full-time
CICS Transaction Server, IBM MQ, and z/OS environments. The role involves planning, implementing, and maintaining mission‐critical systems while ensuring performance, security, and compliance. Key Responsibilities Install, upgrade, configure, and customize CICS TS and IBM MQ environments. Establish and maintain CICS intercommunications and advanced facilities (transaction routing … routines for CICS TS. Perform system testing (integration, regression, concurrence) and incident resolution using IPCS, traces, and dumps. Provide root cause analysis (RCA) and performance tuning recommendations. Deliver technical services and reporting to stakeholders. Skills & Experience 7+ years with IBM CICS and MQ Strong knowledge of z/ ...

CICS MQ & z/OS Systems Programmer

Hiring Organisation
Vertali
Location
Southampton, UK
Employment Type
Full-time
CICS Transaction Server, IBM MQ, and z/OS environments. The role involves planning, implementing, and maintaining mission‐critical systems while ensuring performance, security, and compliance. Key Responsibilities Install, upgrade, configure, and customize CICS TS and IBM MQ environments. Establish and maintain CICS intercommunications and advanced facilities (transaction routing … routines for CICS TS. Perform system testing (integration, regression, concurrence) and incident resolution using IPCS, traces, and dumps. Provide root cause analysis (RCA) and performance tuning recommendations. Deliver technical services and reporting to stakeholders. Skills & Experience 7+ years with IBM CICS and MQ Strong knowledge of z/ ...

CICS MQ & z/OS Systems Programmer

Hiring Organisation
Vertali
Location
Leicester, UK
Employment Type
Full-time
CICS Transaction Server, IBM MQ, and z/OS environments. The role involves planning, implementing, and maintaining mission‐critical systems while ensuring performance, security, and compliance. Key Responsibilities Install, upgrade, configure, and customize CICS TS and IBM MQ environments. Establish and maintain CICS intercommunications and advanced facilities (transaction routing … routines for CICS TS. Perform system testing (integration, regression, concurrence) and incident resolution using IPCS, traces, and dumps. Provide root cause analysis (RCA) and performance tuning recommendations. Deliver technical services and reporting to stakeholders. Skills & Experience 7+ years with IBM CICS and MQ Strong knowledge of z/ ...

CICS MQ & z/OS Systems Programmer

Hiring Organisation
Vertali
Location
Liverpool, UK
Employment Type
Full-time
CICS Transaction Server, IBM MQ, and z/OS environments. The role involves planning, implementing, and maintaining mission‐critical systems while ensuring performance, security, and compliance. Key Responsibilities Install, upgrade, configure, and customize CICS TS and IBM MQ environments. Establish and maintain CICS intercommunications and advanced facilities (transaction routing … routines for CICS TS. Perform system testing (integration, regression, concurrence) and incident resolution using IPCS, traces, and dumps. Provide root cause analysis (RCA) and performance tuning recommendations. Deliver technical services and reporting to stakeholders. Skills & Experience 7+ years with IBM CICS and MQ Strong knowledge of z/ ...

CICS MQ & z/OS Systems Programmer

Hiring Organisation
Vertali
Location
London, UK
Employment Type
Full-time
CICS Transaction Server, IBM MQ, and z/OS environments. The role involves planning, implementing, and maintaining mission‐critical systems while ensuring performance, security, and compliance. Key Responsibilities Install, upgrade, configure, and customize CICS TS and IBM MQ environments. Establish and maintain CICS intercommunications and advanced facilities (transaction routing … routines for CICS TS. Perform system testing (integration, regression, concurrence) and incident resolution using IPCS, traces, and dumps. Provide root cause analysis (RCA) and performance tuning recommendations. Deliver technical services and reporting to stakeholders. Skills & Experience 7+ years with IBM CICS and MQ Strong knowledge of z/ ...