1 to 25 of 212 Remote/Hybrid Performance Tuning Jobs

Application Database Administrator – RDBMS

Hiring Organisation
Vbeyond
Location
Derby, Derbyshire, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
administering and maintaining relational database environments, ensuring databases remain secure, highly available, performant and reliable . The role covers database installation and configuration, performance tuning, security and access management, backup and disaster recovery, data integrity, troubleshooting and capacity planning. Key Responsibilities Database Installation & Configuration Install, configure and upgrade … RDBMS platforms. Configure database storage and system resources. Support database environments across the application lifecycle. Performance Tuning & Optimisation Monitor database performance and activity. Analyse and optimise slow SQL queries. Manage and optimise database indexes. Identify and resolve database performance bottlenecks. Allocate system resources to maintain optimal ...

Application Database Administrator

Location
East Midlands, England, United Kingdom
involving large-scale database migration, optimisation, and platform modernisation activities. This is a hands-on role focused on DB2 administration, Oracle-to-DB2 migration, performance tuning, security, and operational support. The successful candidate will play a key role in ensuring the reliability, scalability, and security of critical database … environments. Refactor and migrate Oracle PL/SQL stored procedures for DB2 compatibility. Develop and execute database migration strategies, plans, and validation activities. Perform performance monitoring, tuning, and optimisation of DB2 environments. Design and manage database backup, recovery, and disaster recovery solutions. Support database security, compliance, and governance ...

Senior Software Engineer – Ultra Low Latency Risk Engine Developer

Location
Greater London, England, United Kingdom
components that sit directly in the cash equities trading hot path, ensuring pre-trade and real-time risk controls are enforced with microsecond-level performance while maintaining correctness and resiliency at scale. This is a hands-on, deeply technical role that also carries leadership responsibilities — mentoring engineers, driving architecture … Engine responsible for real-time pre-trade risk checks, position limits, and exposure controls across cash equities electronic execution flows.* Architect and optimize high-performance, lock-minimal, multi-threaded components capable of processing risk decisions in the sub-microsecond to low-microsecond range.* Integrate risk and position components with ...

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 ...

Lead Oracle Database Administrator

Location
Greater London, England, United Kingdom
Unix/Linux . Manage backup and recovery using RMAN and monitoring through Oracle Enterprise Manager (OEM) . Investigate complex database incidents and performance issues. Ensure database environments remain secure, stable and resilient. Oracle E-Business Suite Provide expert DBA support for Oracle E-Business Suite R12 . Support … upgrades, migrations, patching and technical changes. Work with EBS Concurrent Managers and troubleshoot performance and operational issues. Support complex legacy ERP environments and their application, database and middleware dependencies. SQL & Performance Tuning Perform advanced Oracle SQL and PL/SQL tuning . Analyse execution plans, indexes ...

DB2 Database Administrator (DBA)

Location
Greater London, England, United Kingdom
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 … Required Qualifications Typically 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 ...

Senior Software Engineer - NWX Networx

Hiring Organisation
Appcast
Location
Remote, UK
deliverables· Drive continuous improvement and champion responsible AI adoption with team governance practicesRequired Experience & SkillsTechnical Skills· Frontend Development: Strong proficiency with ASP.NET MVC, including performance optimisation and component architecture OR working knowledge with focus on backend specialisation· Backend Development: Strong proficiency with .NET Core, C#/VB.NET , ASP.NET Core … debugging. Using them critically and responsibly to improve quality, productivity and decision-making.· Observability: Advanced DataDog, Application Insights or Amazon CloudWatch implementation with performance tuning and cost optimisation· Infrastructure as Code: Infrastructure as Code with either Terraform, Bicep, ARM Templates or AWS CloudFormation/CDK· CI/ ...

Senior Specialist Engineer (Specialist Site Reliability Engineer SRE)

Hiring Organisation
National Health Service
Location
London, United Kingdom
Salary
£ 70 K
manage these aspects while taking responsibility for multiple cloud infrastructure services. Observability of systems will be key to prioritising the operational service improvements and performance improvements to meet and exceed SLOs (Service Level Objectives).Main duties of the jobWorking with the HPC & SRE Team to:Ensure services are stable … automation to streamline tasks, reduce overhead on repeatable operations, reduce manual intervention and improve efficiency. Write code that is maintainable, clear, and conciseOptimise system performance using strong problem-solving skills to identify bottlenecks with an engineering mindsetEnsure systems can handle current and future workloads through automation and capacity planningContinuously ...

Database Engineer

Hiring Organisation
Talent-Relay Limited
Location
South West London, London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£62,614
position . Youll work across Oracle, PostgreSQL and NoSQL platforms , helping build, automate and optimise highly available enterprise database environments. If you enjoy automation, performance tuning, modern DevOps and solving complex database challenges , this role offers the opportunity to work at significant enterprise scale. Key Responsibilities: Engineer … Cassandra, MongoDB and/or Couchbase . Automate database provisioning, configuration and deployments. Implement Infrastructure as Code and CI/CD practices. Optimise database performance, queries and indexing. Support high availability, replication and resilience. Troubleshoot complex production issues and perform root-cause analysis. Partner with developers, architects and infrastructure ...

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 ...

Oracle Database Engineer - up to £90,000 + Bonus - Hybrid

Hiring Organisation
Involved Solutions
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£65,000 - £90,000 per annum
hire an experienced Oracle Database Engineer for their database and platform engineering team. This is a hands-on position covering Oracle administration, automation and performance engineering across large-scale Exadata and cloud environments, including Autonomous Exadata Cloud@Customer. The Oracle Database Engineer role suits an Oracle professional who wants … move beyond routine administration into platform engineering: building automation that removes manual overhead, tuning at scale, and owning multi-tenant database architecture across mission-critical systems. About the role - Oracle Database Engineer (Oracle DBA): Build automation tooling and platform solutions using Ansible and scripting to reduce manual work across ...

Principal Java Developer

Location
Greater London, England, United Kingdom
based in the UK or US and offers the opportunity to build scalable, real‐time services using modern technologies. If you’re passionate about performance, have strong Core Java and SpringBoot expertise, and thrive in a collaborative yet opinionated engineering culture, we want to hear from you. Key Responsibilities … with DevOps, Product, and QA teams to ensure production‐grade solutions. Drive architectural changes, advocate for best practices, and provide mentorship to peers. Drive performance tuning, fault tolerance, and observability improvements across services. Required Skills & Experience: 10+ years of experience in Java development with a focus on performance ...

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 ...

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 ...

Principal Java Engineer

Location
Greater London, England, United Kingdom
role is based in the UK and offers the opportunity to build scalable, real-time services using modern technologies. If you're passionate about performance, have strong Core Java and SpringBoot expertise, and thrive in a collaborative yet opinionated engineering culture, we want to hear from you. Key Responsibilities … with DevOps, Product, and QA teams to ensure production-grade solutions. Drive architectural changes, advocate for best practices, and provide mentorship to peers. Drive performance tuning, fault tolerance, and observability improvements across services. Required Skills & Experience: 10+ years of experience in Java development with a focus on performance ...

Principal Java Developer

Location
Milton Keynes, England, United Kingdom
hybrid role is based in the UK and offers the opportunity to build scalable, real-time services using modern technologies.If you’re passionate about performance, have strong Core Java and SpringBoot expertise, and thrive in a collaborative yet opinionated engineering culture, we want to hear from you .Key Responsibilities … with DevOps, Product, and QA teams to ensure production-grade solutions .Drive architectural changes, advocate for best practices, and provide mentorship to peers .Drive performance tuning, fault tolerance, and observability improvements across services . Required Skills & Experienc e:10+ years of experience in Java development with a focus ...

Principal Engineer

Location
Greater London, England, United Kingdom
production-grade Lakehouse implementations using technologies such as Unity Catalog, Delta Live Tables, MLflow and Lakeflow. Own the hardest technical problems on an engagement - performance tuning, complex migrations, scale and reliability. Set engineering standards for code quality, testing, observability and reusability across delivery teams. Build reusable frameworks, accelerators … experience delivering enterprise data platforms or analytics solutions. Strong commercial experience building and delivering Databricks solutions in production. Deep expertise in Apache Spark, including performance tuning and optimisation at scale. Expert-level Python and SQL, with a track record of writing production-quality, well-tested code. Strong understanding ...

PostgreSQL DBA - AWS, Aurora, RDS - REMOTE

Hiring Organisation
Henderson Scott
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£500 - £525 per day
high-profile public sector project. This role is fully remote and falls inside IR35 . The Role: You will be responsible for managing, tuning, and scaling mission-critical database infrastructure hosted in secure cloud environments. Working closely with engineering and DevOps teams, you will ensure optimal performance, high … availability, and strict adherence to government security standards. Core Responsibilities: Design, configure, and manage PostgreSQL, Amazon Aurora, and Amazon RDS instances. Drive database performance tuning, slow query troubleshooting, and proactive monitoring. Execute schema updates, migrations, and engine upgrades safely within cloud ecosystems. Support disaster recovery, backup protocols ...

PostgreSQL DBA - AWS, Aurora, RDS - REMOTE

Hiring Organisation
Henderson Scott
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 500 - 525 Daily
high-profile public sector project. This role is fully remote and falls inside IR35 . The Role: You will be responsible for managing, tuning, and scaling mission-critical database infrastructure hosted in secure cloud environments. Working closely with engineering and DevOps teams, you will ensure optimal performance, high … availability, and strict adherence to government security standards. Core Responsibilities: Design, configure, and manage PostgreSQL, Amazon Aurora, and Amazon RDS instances. Drive database performance tuning, slow query troubleshooting, and proactive monitoring. Execute schema updates, migrations, and engine upgrades safely within cloud ecosystems. Support disaster recovery, backup protocols ...

Associate Director - Digital Identity and Biometrics, Solutions Architect, Deloitte Digital

Hiring Organisation
Deloitte
Location
Manchester, Greater Manchester, United Kingdom
Salary
£ 70 K
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 ...

Database Reliability Engineer

Location
Manchester, England, United Kingdom
Fleet: Ensure the rock-solid reliability of our existing RDS footprint. You will architect automated strategies for seamless, multi-version upgrades and proactive performance tuning to minimize downtime across hundreds of instances Architect Cross-Cloud Portability: Use CNPG and cloud-native patterns to ensure our database layer remains … Evolve Observability & Monitoring: Build deep, proactive monitoring and alerting for our global database fleet. You will ensure we have the visibility to detect performance regressions and health issues before they impact our customers Support Replication & Mobility: Support data streaming and "Zero-Downtime" migration strategies, ensuring data consistency and availability ...

Mainframe Developer – CICS / z/OS

Location
Greater London, England, United Kingdom
both **online (CICS)** and batch processing environments* Perform debugging, root cause analysis, and resolution of production issues/abends* Optimize SQL queries and DB2 performance tuning* Work with schedulers such as **Control-M/CA7/TWS*** Participate in application modernization initiatives including API enablement and cloud integration … tools: + Endevor/ChangeMan + File-AID + Expeditor/Xpediter + Abend-AID + SDSF/SPUFI/QMF* Strong troubleshooting and performance tuning skills* Experience in production support and incident management**Job Title: Mainframe Developer – CICS/z/OS** **Location: London, UK (Hybrid)** **Experience ...

Team lead / Sr.Net Developer

Hiring Organisation
NPA WorldWide
Location
Warren, New Jersey, United States
Employment Type
Permanent
Salary
USD Annual
programming languages. The developer will create technical specifications and architectural designs, as well as test, debug, and refactor various .NET applications to ensure optimal performance and reliability. In addition to hands-on coding, the Senior .Net Developer will support and mentor junior developers, ensuring adherence to best practices … asynchronous development. Knowledge of Azure technologies required (key vault, blobs, graphapi, etc.). Expert level SQL developer with strong knowledge of T SQL, schemas, performance tuning Entity framework both core and standard REST Apis/Web services Very strong knowledge of Winforms Optional Requirements: HTML5/Javascript. jquery ...

IT Lead Engineer London

Location
Greater London, England, United Kingdom
cause, not a restart. What you will do Own and evolve our HPC environment: cluster administration, job scheduling (e.g., Slurm/PBS/LSF), performance tuning, and capacity planning for compute-heavy engineering workloads. Experience with Entra ID Governance: Access Reviews, Identity Protection, Privileged Identity Management … least 2–3 years in a lead or senior technical role. Demonstrable hands-on experience managing HPC infrastructure including cluster administration, job schedulers, and performance tuning for CPU/GPU workloads. Experience with compliance frameworks (e.g. SOC 2, ISO 27001) and able to translate control requirements into actual ...

Remote Home Based PostgreSQL Database Administrator

Hiring Organisation
4M Recruitment
Location
Midlands, Nechells, West Midlands (County), United Kingdom
Employment Type
Permanent
Salary
£55000 - £65000/annum
responsible for the design, implementation, management and maintenance of database systems ensuring they operate efficiently, securely and reliability. This will include database management, performance tuning, backup and recovery, upgrade, patch management and trouble shooting. The ideal candidate will have the following skills and experience: Advanced skills and extensive … experience with PostgreSQL databases Additional experience/knowledge in Oracle databases Database management, performance tuning, backup and recovery, upgrade, patch management Problem solver Excellent attention to detail Good team player Relevant certifications is a plus but not essential. Salary: £55,000 - £65,000 Excellent company benefits including bonus. ...