1 to 25 of 353 Performance Tuning Jobs

Java Full Stack Developer - AWS - (webmethods)

Hiring Organisation
Uniting People
Location
Glasgow, Lanarkshire, United Kingdom
Employment Type
Any
Salary
GBP Daily
Java Full Stack Developer - AWS Mandatory Skills: Java FSD, AWS, webMethods Integration, Flow Services, Database Performance Tuning, File Processing, ETL/Flink. Location: Glasgow Working: 5 days onsite Contract: 6 months initially Rate: £350/day Inside IR35 - maximum Experience: 7+ years MUST HAVE Future Opportunity: Potential … Mandatory Skills: Java Full Stack Development Java 17+, Spring Boot, Microservices AWS Cloud webMethods Integration Server & Flow Services File processing & data transformation SQL, database performance tuning & optimisation ETL/Apache Flink or equivalent REST APIs, messaging & event-driven architecture CI/CD, Git & DevOps Frontend: Angular/React ...

Senior Performance Support Specialist

Hiring Organisation
Unit4
Location
Greater London, United Kingdom
Employment Type
Full Time
people by providing them with the right tools to achieve the autonomy they need - it's what makes us unique Key Tasks and Responsibilities Performance tuning of Unit4 Financials by Coda Pre and Post Go Live. Troubleshoot performance issues across new implementations (Project) and existing implementations … Unit4 Financials by Coda, this includes Technical and Application aspects. Develop enhanced, proactive monitoring, detection and remediation of performance issues. Develop proactive, continuous performance tuning and processes to maintain optimal performance levels. Comply with the Company's information security requirements and all Company business procedures ...

ServiceNow GRC Architect

Location
Greater London, England, United Kingdom
integrations, and innovative customizations. Technical Advisory & Governance Act as a subject matter expert and trusted advisor to clients and internal teams on platform capabilities, performance, scalability, and security. Establish governance frameworks to ensure technical consistency, integrity, and adherence to platform best practices. Requirements Analysis & Solution Design Collaborate with business … SOAP, JDBC, and MID Server technologies. Technical Oversight & Quality Assurance Provide technical direction to development teams, ensuring compliance with design patterns, coding standards, and performance guidelines. Conduct code reviews, ensure solution quality, and oversee technical delivery milestones. Prototyping & Demonstrations Lead the creation of technical prototypes and conduct platform demonstrations ...

Lead Performance Test Engineer

Location
Greater London, England, United Kingdom
# Lead Performance Test Engineer Apply now## **About the job you're considering**We are seeking a Lead Performance Engineer to lead a team of performance engineers delivering assurance across complex client programmes. You will set the performance strategy, define and agree non-functional requirements … quality gates, and ensure systems are scalable, resilient and ready for production.Working with engineering, architecture, DevOps, SRE, cloud and business teams, you will embed performance engineering throughout the delivery lifecycle**Hybrid working**: The places that you work from day to day will vary according to your role, your needs ...

DB2 for z/OS Systems Programmer

Location
Greater London, England, United Kingdom
supporting a large database estate comprising 50+ DB2 subsystems across multiple mainframe platforms and geographies. This role is critical to ensuring the availability, performance, integrity, maintenance, and security of the organization's DB2 infrastructure. You will work closely with application development, infrastructure, operations, and security teams to maintain highly … available and secure DB2 environments while supporting strategic database initiatives, performance optimization, disaster recovery planning, and technology upgrades. The ideal candidate will possess strong technical expertise, excellent troubleshooting capabilities, and the ability to operate independently within a complex enterprise environment. In this role, You will Install, configure, upgrade ...

Senior Azure Data Engineer - Managed Services

Hiring Organisation
Hippo Digital
Location
Birmingham, UK
Employment Type
Full-time
proactively resolve data pipeline issues across multiple client environments. Design and implement robust CI/CD practices for data workflows and deployments. Lead on performance tuning, data optimisation, and platform reliability improvements. Collaborate with stakeholders to gather requirements, deliver updates, and translate complex data issues into clear actions. … Experience Proven experience as a Data Engineer supporting production data pipelines and platforms. Strong knowledge of T-SQL and SQL Server with experience in performance tuning and query optimisation. Experience with scripting languages such as Python for automation. Hands-on experience with Microsoft Fabric and Azure Data Factory ...

LEAD ADMINISTRATOR L1(CONTRACT)

Location
Greater London, England, United Kingdom
implement, and maintain Sybase ASE & Sybase IQ database instances, including installation, configuration, upgrades, and patching across Linux/Unix platforms. Perform Sybase & IQ database performance tuning, query optimization, index management, and capacity planning to ensure optimal throughput and minimal downtime. Perform routine Sybase database maintenance activities like housekeeping … restore strategies using dump/load, replication, or backup server. Maintain large-scale IQ databases with terabyte-level storage and ensure optimal bulk loading performance using BCP, IQ load utilities, or ETL tools. Configure and support high-availability solutions such as Sybase Replication Server, Warm Standby, MSA, Failover Clustering ...

Principal Engineer (AWS & Java)

Hiring Organisation
London Stock Exchange Group
Location
Nottingham, UK
Employment Type
Full-time
guide effective development approaches by the engineering teams. Lead the implementation of the most complex and business‐critical changes, setting the standard for quality, performance, and maintainability. Provide hands‐on expertise in Java‐based systems, including concurrency, performance tuning, memory management, and API design. Non‐Functional Ownership … capacity management, ensuring the platform performs predictably under variable and peak loads. Provide deep expertise in working with large databases and data stores, including performance optimisation, data access patterns, and operational scaling. Problem Solving & Technical Decision SupportSolve the most complex and ambiguous technical problems, particularly those spanning multiple components ...

Principal Engineer (AWS & Java)

Hiring Organisation
London Stock Exchange Group
Location
London, UK
Employment Type
Full-time
guide effective development approaches by the engineering teams. Lead the implementation of the most complex and business‐critical changes, setting the standard for quality, performance, and maintainability. Provide hands‐on expertise in Java‐based systems, including concurrency, performance tuning, memory management, and API design. Non‐Functional Ownership … capacity management, ensuring the platform performs predictably under variable and peak loads. Provide deep expertise in working with large databases and data stores, including performance optimisation, data access patterns, and operational scaling. Problem Solving & Technical Decision SupportSolve the most complex and ambiguous technical problems, particularly those spanning multiple components ...

Senior ETF Engineer, Investment Technology

Hiring Organisation
Invesco
Location
London, UK
Employment Type
Full-time
processes across Equities, Fixed Income, and Alternatives. This role will partner closely with portfolio managers, quantitative researchers, and business teams to deliver scalable, high-performance solutions that support both technology-owned platforms and business-driven workflows (e.g., co-developed tools such as dashboards and portfolio management utilities). … services, APIs, and microservices supporting portfolio analytics, optimization workflows, and data pipelinesDesign and optimize SQL-based data processing (PostgreSQL, SQL Server), including complex queries, performance tuning, and large-scale ETL workflows. Implement and support distributed, event-driven architectures (e.g., Kafka, asynchronous workflows) for scalable platform execution. Develop ...

Vice President - Site Reliability Engineering (SRE) - The Core Engineering - Birmingham Birmingham · United Kingdom · Vice President

Location
Birmingham, England, United Kingdom
rate limiting. Reduce operational toil by building automation, tooling, and self-service capabilities that remove repetitive manual work. Improve production readiness through load testing, performance tuning, capacity forecasting, chaos engineering and reliability reviews. Lead the response to complex, multi-system production incidents. Facilitate blameless post-mortems to identify … sound knowledge of algorithms, data structures and software design. Knowledge of networking protocols(VPC) , load balancing strategies in a distributed systems environment , database query performance tuning and identify cause for lagging Core Competencies & Soft Skills Ability to analyze complex, distributed systems holistically and understand how individual components interact ...

Vice President - Site Reliability Engineering (SRE) - The Core Engineering - Birmingham

Location
Birmingham, England, United Kingdom
rate limiting. Reduce operational toil by building automation, tooling, and self-service capabilities that remove repetitive manual work. Improve production readiness through load testing, performance tuning, capacity forecasting, chaos engineering and reliability reviews. Lead the response to complex, multi-system production incidents. Facilitate blameless post-mortems to identify … sound knowledge of algorithms, data structures and software design. Knowledge of networking protocols(VPC) , load balancing strategies in a distributed systems environment , database query performance tuning and identify cause for lagging Core Competencies & Soft Skills Ability to analyze complex, distributed systems holistically and understand how individual components interact ...

Senior Lead Oracle Fusion Cloud Integration & Extension Consultant role

Hiring Organisation
Version 1
Location
Birmingham, UK
Employment Type
Full-time
transformations Implement robust error handling, replay, recovery and operational support patterns covering technical failures, business validation failures, rejected records and downstream availability issues. Support performance tuning for high-volume integrations, including batching, pagination, payload optimisation, parallel processing and appropriate use of asynchronous patterns. Implement secure integration patterns using … technical and business error-handling frameworks, including logging, notification, retry, replay and reconciliation support. Experience supporting high-volume or business-critical integration processing, including performance tuning and operational support considerations. Ability to produce clear technical design documents, mapping specifications, test evidence, deployment instructions and support handover material. Experience ...

Senior Lead Oracle Fusion Cloud Integration & Extension Consultant role

Hiring Organisation
Version 1
Location
Edinburgh, UK
Employment Type
Full-time
transformations Implement robust error handling, replay, recovery and operational support patterns covering technical failures, business validation failures, rejected records and downstream availability issues. Support performance tuning for high-volume integrations, including batching, pagination, payload optimisation, parallel processing and appropriate use of asynchronous patterns. Implement secure integration patterns using … technical and business error-handling frameworks, including logging, notification, retry, replay and reconciliation support. Experience supporting high-volume or business-critical integration processing, including performance tuning and operational support considerations. Ability to produce clear technical design documents, mapping specifications, test evidence, deployment instructions and support handover material. Experience ...

Senior Lead Oracle Fusion Cloud Integration & Extension Consultant role

Hiring Organisation
Version 1
Location
London, UK
Employment Type
Full-time
transformations Implement robust error handling, replay, recovery and operational support patterns covering technical failures, business validation failures, rejected records and downstream availability issues. Support performance tuning for high-volume integrations, including batching, pagination, payload optimisation, parallel processing and appropriate use of asynchronous patterns. Implement secure integration patterns using … technical and business error-handling frameworks, including logging, notification, retry, replay and reconciliation support. Experience supporting high-volume or business-critical integration processing, including performance tuning and operational support considerations. Ability to produce clear technical design documents, mapping specifications, test evidence, deployment instructions and support handover material. Experience ...

DB2 Database Administrator (DBA)

Hiring Organisation
NTT
Location
London, UK
Employment Type
Full-time
resolution of database-related incidents and problems. Demonstrate strong analytical and problem-management capabilities to resolve complex technical issues. Provide consulting services on database performance monitoring, tuning, capacity planning, and optimization. Coordinate with development teams during project implementations and release cycles. Participate in infrastructure modernization, technical initiatives … standards. Required QualificationsTypically 8-12 years Hands-on experience in IBM z/Mainframe environments with strong expertise in DB2 Database Administration, database support, performance tuning, security implementation, automation, disaster recovery, and production support. Deep understanding of Db2 database architecture, administration, backup and recovery procedures. Experience in production ...

Director of Biometrics

Hiring Organisation
PRIMA Partners Global
Location
England, United Kingdom
market and technology insight. Manage technical risk on large scale identity and biometric projects, evaluating the technical and business impacts caused by bias, matching performance, and resilience to presentation attacks. Own the architecture design of large-scale identity solutions, managing governance forums for compliance, including identifying and documenting dispensations … exposure to a range of modalities e.g. biographic, fingerprint, facial, and iris. Understanding of testing methodologies for biometric and identify verification systems, measuring bias, performance, performance drift and presentation/system resilience. Understanding of the risks related to biometric and identity verification solutions, the role of Presentation Attack ...

SQL DBA/Developer Contract Dublin 6-18 Months

Hiring Organisation
Adecco
Location
Dublin, City of Dublin, Republic of Ireland
Employment Type
Contract
Contract Rate
£517 - £561/day ltd company
multiyear transformation project for a large SQL Database, (17 petabytes of data). In a highly regulated environment. You will perform Database monitoring, troubleshooting, performance tuning, high-availability strategies with MS SQL Server 2016, 2019, 2025 in a production environment. You will be Administering, maintaining, developing and recommending … policies and procedures for ensuring the performance, availability, security and integrity of the company's databases and systems. You will be proactively monitoring production databases and sp execution for optimum performance. Resolve locking conflicts/blocking and resource utilisation. Identifying and resolving database performance issues, database capacity issues ...

Chief Architect - Data Engineering (Databricks Practice)

Location
Greater London, England, United Kingdom
prem estates) and cloud transformation projects to Databricks on Azure/AWS/GCP, including assessment, wave planning, and cutover. Stay hands-on: performance tuning, debugging, code and design reviews, and setting engineering standards for the team. Presales & Stakeholder Management Own and defend enterprise solution designs in front … data engineering/architecture, 3+ on Databricks at enterprise scale, and still happiest when hands are on the keyboard. Deep Spark expertise — architecture, performance tuning, streaming, debugging, the advanced stuff that separates architects from diagram-drawers. Lakehouse fluency — Medallion architecture, Delta Lake, Unity Catalog, governance, orchestration (Workflows ...

Managing Engineer – Database, Platform

Location
Belfast, Northern Ireland, United Kingdom
Responsibilities Manage, mentor, and grow a team of Database Administrators/Platform Engineers (hiring, performance reviews, career development, coaching). Own the technical roadmap for database platform services (MySQL, Redis, MongoDB on prem, and MongoDB Atlas), driving improvements in scalability, availability, performance, and cost. Lead platform engineering work … support of production environments. Proven experience managing production deployments both on premises and in cloud environments. Strong understanding of database internals, replication, sharding, performance tuning, and backup/restore strategies. Proven experience designing and building database solutions, including schema design, data modelling, indexing strategies, query optimization, and implementing ...

Software Engineering Specialist

Location
Belfast City District, Northern Ireland, United Kingdom
billing services are deployed and operated effectively in AWS and EKS, with strong observability, logging, alerting, and operational controls. · Lead production readiness, resilience planning, performance tuning, and root-cause analysis for customer and revenue-impacting incidents. · Improve CI/CD pipelines, deployment automation, and engineering practices to accelerate … safe and repeatable change. Data & Billing Platform Integrity · Guide Oracle DB usage, data access patterns, and schema considerations to ensure performance, integrity, and traceability across billing solutions. · Work with dependent systems and teams to maintain reliable billing flows, reconciliations, and operational controls across integrated services, including maintaining Oracle ...

Software Engineering Specialist

Hiring Organisation
BT Group
Location
Belfast, UK
Employment Type
Full-time
billing services are deployed and operated effectively in AWS and EKS, with strong observability, logging, alerting, and operational controls. · Lead production readiness, resilience planning, performance tuning, and root-cause analysis for customer and revenue-impacting incidents. · Improve CI/CD pipelines, deployment automation, and engineering practices to accelerate … safe and repeatable change. Data & Billing Platform Integrity· Guide Oracle DB usage, data access patterns, and schema considerations to ensure performance, integrity, and traceability across billing solutions. · Work with dependent systems and teams to maintain reliable billing flows, reconciliations, and operational controls across integrated services, including maintaining Oracle ...

Cassandra Database Engineer

Hiring Organisation
Robert Walters
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£650.00 - £706.00 per day
associated technical design. Design for high availability, including active-active architecture, failover and disaster recovery . Build, configure and operationalise Cassandra clusters. Undertake performance tuning, capacity planning and production readiness activities. Manage cluster operations including node additions/decommissions, repairs, backups and recovery. Work closely with application, middleware … production environments Keyspace and table design Data modelling and partition-key design Replication factors and consistency Cassandra architecture and configuration Cluster operations and troubleshooting Performance tuning and capacity planning High availability, failover and disaster recovery CQL and Cassandra internals Linux administration and scripting Experience with technologies such ...

Java Software Engineer

Hiring Organisation
Sanderson Government and Defence
Location
London, United Kingdom
Employment Type
Permanent
Salary
£80,000
understand requirements and resolve issues Creating and maintaining low-level technical designs and documentation Supporting CI/CD and software delivery activities Debugging, performance tuning and improving application reliability Participating in Agile ceremonies and sprint activities Contributing to digital transformation and wider engineering projects What we're looking … experience with: Java and associated technologies Spring Boot Unit testing, test automation and TDD DevOps tooling and CI/CD Debugging, profiling and performance tuning Agile software delivery Experience with Docker or other container technologies would also be beneficial. We are looking for someone with strong problem-solving ...

Java Software Engineer

Hiring Organisation
Sanderson Government and Defence
Location
Bristol, Avon, South West, United Kingdom
Employment Type
Permanent
Salary
£80,000
understand requirements and resolve issues Creating and maintaining low-level technical designs and documentation Supporting CI/CD and software delivery activities Debugging, performance tuning and improving application reliability Participating in Agile ceremonies and sprint activities Contributing to digital transformation and wider engineering projects What we're looking … experience with: Java and associated technologies Spring Boot Unit testing, test automation and TDD DevOps tooling and CI/CD Debugging, profiling and performance tuning Agile software delivery Experience with Docker or other container technologies would also be beneficial. We are looking for someone with strong problem-solving ...