251 to 267 of 267 Performance Tuning Jobs in London

Lead Azure Data Engineering Architect

Hiring Organisation
Fractal
Location
City of London, London, United Kingdom
services (Blob Storage, Data Lake, Synapse Analytics, Databricks). Integrate serverless components such as Azure Functions for automation and orchestration. Ensure system monitoring and performance optimization using Azure Monitor and Grafana. Collaborate with cross-functional teams to define data architecture standards and best practices. Requirements: Proven experience in data … data solutions. Proficiency in Azure ecosystem: Blob Storage, Data Lake, Synapse Analytics, Databricks, Functions, and Monitor. Strong understanding of data modeling, migration strategies, and performance tuning. Familiarity with monitoring tools such as Grafana for system health and analytics. Excellent problem-solving skills and ability to lead technical teams ...

Lead Data Engineer

Hiring Organisation
Matchtech
Location
London, UK
platform.Collaborate closely with AI and backend engineering teams to support model training, inference, and product development.Implement monitoring, observability, and data quality frameworks.Optimise the performance of large-scale datasets, data warehouses, and query systems.Contribute to technical architecture decisions and long-term data strategy.Mentor engineers and help establish engineering standards, processes … pgvectorPython Ecosystem:PandasPolarsEngineering Skills:Experience building highly scalable backend systems.Strong understanding of data modelling and storage architecture.Deep knowledge of data processing, optimisation, and performance tuning.Experience implementing reliable and maintainable data engineering practices.Nice to Have:Experience with JavaScript and Node.js.Experience working on AI, machine learning, or generative AI platforms.Familiarity with ...

Lead Data Engineer

Hiring Organisation
Matchtech
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£150,000 - £170,000 per annum
closely with AI and backend engineering teams to support model training, inference, and product development. Implement monitoring, observability, and data quality frameworks. Optimise the performance of large-scale datasets, data warehouses, and query systems. Contribute to technical architecture decisions and long-term data strategy. Mentor engineers and help establish … Polars Engineering Skills: Experience building highly scalable backend systems. Strong understanding of data modelling and storage architecture. Deep knowledge of data processing, optimisation, and performance tuning. Experience implementing reliable and maintainable data engineering practices. Nice to Have: Experience with JavaScript and Node.js. Experience working on AI, machine learning ...

D365 F&O architect- 6months-London

Hiring Organisation
Kirtana Consulting
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
/Dynamics AX, including multiple end-to-end implementations. Strong expertise in D365 F&O architecture, X , integrations, data entities, reporting, security, and performance tuning. Hands-on experience with Azure Integration Services, Dataverse, Power Platform, APIs, and enterprise integration patterns. Knowledge of AI capabilities within the Microsoft ecosystem, including … deployment governance using Azure DevOps. Own environment planning, release management, deployment coordination, service updates, testing support, environment refreshes, and production readiness activities. Lead performance optimization and troubleshooting efforts across integrations, customizations, batch jobs, data growth, and system workloads. Define and oversee technical security architecture, access management, integration identities, secrets ...

Senior Engineer, Trading Product Engineering

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
provides market infrastructure and information services. These include: Bullish Exchange – a regulated and institutionally focused digital assets spot and derivatives exchange, integrating a high-performance central limit order book matching engine with automated market making to provide deep and predictable liquidity. Bullish Exchange is regulated in Germany, Hong Kong … Gibraltar. CoinDesk Indices – a collection of tradable proprietary and single-asset benchmarks and indices that track the performance of digital assets for global institutions in the digital assets and traditional finance industries. CoinDesk Data – a broad suite of digital assets market data and analytics, providing real-time insights into ...

Lead Site Reliability Engineer

Hiring Organisation
JP Morgan Chase
Location
London, UK
multi‐year convergence and modernization journey. You will play a pivotal role in shaping our next‐generation SRE patterns, reliability frameworks, observability strategy, and performance engineering capabilities across globally distributed systems. This role is ideal for an SRE specialist who thrives in fast‐paced front‐office environments, enjoys direct … member of the software engineering team, participating in daily standups and design discussions.Contribute directly to the codebase (Java, Kotlin, Python) to implement reliability improvements, performance optimisations, bug fixes, and automation.Lead the design and rollout of modern SRE patterns across trading systems, including automated remediation, self healing workflows, and resilience ...

Lead Site Reliability Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
multi‐year convergence and modernization journey. You will play a pivotal role in shaping our next‐generation SRE patterns, reliability frameworks, observability strategy, and performance engineering capabilities across globally distributed systems. This role is ideal for an SRE specialist who thrives in fast‐paced front‐office environments, enjoys direct … software engineering team, participating in daily standups and design discussions. Contribute directly to the codebase (Java, Kotlin, Python) to implement reliability improvements, performance optimisations, bug fixes, and automation. Lead the design and rollout of modern SRE patterns across trading systems, including automated remediation, self healing workflows, and resilience engineering. ...

Security Analytics Engineer

Hiring Organisation
Sony Interactive Entertainment America
Location
London, UK
security signals into trusted, analytics-ready data. Presentation-layer engineers own most visualization delivery, so your primary contribution is the reliability, structure, and performance of the data layer, including keeping it running day to day.This is a technical, individual contributor role. You will solve moderately complex problems with limited … clear written and verbal communication about data and technical tradeoffs.Some travel may be required.Desired qualificationsAdvanced Snowflake features, such as tasks, streams, dynamic tables, and performance tuning.Experience with dbt or a similar transformation and modeling framework.Experience automating data workflows or building AI-ready or AI-enabled data products.Working knowledge ...

Lead AI Software Engineer

Hiring Organisation
Wells Fargo
Location
London, UK
workflows using frameworks such as LangChain, Google ADK, or similar orchestration frameworks. Experience frontend fundamentals, including HTML, CSS, JavaScript, browser rendering, DOM APIs, and performance tuning. Experience with automated testing withPlaywright, performance testing, code reviews, and CI/CD practices. Experience building secure, scalable, maintainable applications aligned with ...

SQL Database Developer

Hiring Organisation
Quant Capital
Location
London, UK
will report to the Head of Data.In this role you will have a number of responsibilities, from writing SQL queries to performance tuning. You will be involved in restructuring and improving the efficiency the database and applying security measures throughout the process.As a SQL Database Developer you must have … Microsoft SQL Server 2012 experience if not then 2008SSRS, SSISExperience Database tuning, administration, management and securityStrong understanding of relational databases.Experience with client-server computingExperience of data processing techniquesExperience working in a team environmentGood documentation skillsAdditional skills (desirable, but not essential):Basic programming skills in OO languages such as Java ...

Infrastructure Engineer-Hyper-V

Hiring Organisation
NEEV LIMITED
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
From £400 to £450 per day 400 - 450 GBP/day InsideIR35
Required Technical Skills Site Reliability Engineering Strong understanding of Site Reliability Engineering principles and operational excellence. Experience with infrastructure reliability, service availability, resiliency, and performance optimization. Storage Space Direct a nd failover clustering technical expertise . (Storage Spaces Direct enables you to build highly available, software-defined storage … critical infrastructure environments with high availability requirements. Experience with incident management, problem management, RCA, and continuous operational improvement. Knowledge of monitoring, observability, alerting, and performance management. Microsoft Hyper-V (Core Expertise) Deep hands-on expertise in Microsoft Hyper-V architecture, deployment, administration, troubleshooting, and optimization. Extensive experience in operating ...

Lead Site Reliability Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
multi‐year convergence and modernization journey. You will play a pivotal role in shaping our next‐generation SRE patterns, reliability frameworks, observability strategy, and performance engineering capabilities across globally distributed systems. This role is ideal for an SRE specialist who thrives in fast‐paced front‐office environments, enjoys direct … software engineering team, participating in daily standups and design discussions. Contribute directly to the codebase (Java, Kotlin, Python) to implement reliability improvements, performance optimisations, bug fixes, and automation. Lead the design and rollout of modern SRE patterns across trading systems, including automated remediation, self‐healing workflows, and resilience engineering. ...

SAP ABAP S/4 Hana Architect - UK

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
using RAP, and SOAP. Expertise in Adobe form development (both Classical and Fragment based) with Java scripting knowledge. Expert in Fiori related troubleshooting, AIF, performance tuning. Techno‐functional expertise in SAP Concur, Accounts Payable/Receivables, Billing and Invoicing. Hands‐on experience and deep knowledge of S/… match codes. Support on Customization of Fiori Apps. Strong knowledge of ABAP runtime analysis tools (SE30), SQL Trace (ST05), System dump analysis (ST22) for performance analysis, tuning, troubleshooting, problem resolution and capacity planning. Preferred Experience in the life science domain. Previous experience working in the pharmaceutical vertical. Multilingual ...

Senior Engineering Manager - Cloud Networking

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
networking initiatives to stakeholders across the business. Drive the technical roadmap. Shape Mimecast’s hybrid-cloud network architecture through design, deployment, capacity planning, and performance tuning. Be the escalation point. Serve as the senior technical escalation for complex network incidents and architectural decisions within the Cloud Networking team. Collaborate … standard for infrastructure-as-code practices. Ensure the team builds scalable, intelligent, and repeatable network automation solutions. Manage people operations. Hiring, onboarding, performance management, career development, and retention. Establish engineering processes. Build and refine operational runbooks, reliability practices, and engineering processes to support a production-first culture. Represent ...

eFX Java Algo Developer

Hiring Organisation
Talan
Location
London, UK
strong presence in financial markets, digital innovation, and data-driven technologies. We partner with leading financial institutions to deliver innovative solutions that drive performance and resilience.We are looking for a highly skilled eFX Java Developer with a strong background in front-office systems, low-latency trading platforms, and real … components.Implement algorithmic trading strategies and optimize trading performance.Work with FIX protocol and other market connectivity layers to ensure robust trade execution and data integrity.Optimize performance through garbage collection-aware techniques, multithreading, and fine-tuned system design.Monitor and improve application performance by designing and maintaining appropriate metrics and KPIs.Collaborate ...

Network Authority

Hiring Organisation
Vodafone
Location
London, UK
Broadband DNS and Fixed Broadband RADIUS infrastructure. The role involves working with industry standard applications, platforms and virtualised environments, ensuring high availability, scalability, and performance of DNS and RADIUS platforms - supporting national and international customers. You’ll take a lead role during complex or major incidents, collaborate with technical … experts across the UK and international teams, interpret and asses new operational demands, tooling and projects, along with performance monitoring and managing our DNS and RADIUS platforms for our Consumer, Business, Enterprise and Wholesale clients. What will you be doing?• Operationally maintain DNS and RADIUS solutions based on FreeRADIUS ...

Senior KDB+ Performance Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
leading digital transformation consulting firm in the United Kingdom seeks an experienced Senior KDB+ Developer to design and optimize high-performance data platforms. The role necessitates over 8 years of kdb+ expertise, knowledge in q language, and proficiency in performance tuning. Candidates should be comfortable mentoring others ...