326 to 350 of 367 Performance Tuning Jobs in England

decision-maker for your teams, and champion a culture of innovation and effective Job Responsibilities Oversee the design, development, and performance tuning of ultra-low-latency C++ trading systems supporting equity derivatives market making (options/warrants) Set the technology roadmap for trading systems expansion and lead strategic … failover Ability to shape technical direction across global, matrixed organizations and build consensus among senior stakeholders Deep understanding of low‐latency optimization techniques and performance engineering Hands‐on experience with exchange connectivity, including FIX protocol, binary exchange protocols, TCP/UDP socket programming, and multicast market data Proficiency with ...

London. You will design, develop, maintain and support critical enterprise systems and platform services underpinning our global commerce operations. You will lead upgrades, performance tuning and platform optimisation, troubleshoot complex production issues, mentor peers, and collaborate with infrastructure, architecture and security teams to deliver reliable, scalable solutions while ...

replication strategies and partitioning models. Develop and optimise data models aligned to query patterns (denormalization ,partition key design, avoiding hotspots and wide partitions). Performance tuning: compaction strategies consistency levels, read/write path optimisation, JVM/GC tuning. Manager cluster operations: node additions/decommissions, repairs (node ...

replication strategies and partitioning models. Develop and optimise data models aligned to query patterns (denormalization ,partition key design, avoiding hotspots and wide partitions). Performance tuning: compaction strategies consistency levels, read/write path optimisation, JVM/GC tuning. Manager cluster operations: node additions/decommissions, repairs (node ...

ideal candidate will have over 5 years of experience in high-availability systems, proficiency in multi-threaded programming, and a strong grasp of performance tuning. Bonus points for experience in the trading industry or similar fields. #J-18808-Ljbffr ...

platforms and analytics solutions. The ideal candidate should have strong experience in cloud data engineering, ETL/ELT development, data transformation, data warehousing, and performance optimization. Experience working in regulated industries such as Banking, Financial Services, Insurance, or Healthcare is preferred. Hybrid working: The places that you work from … manage ETL/ELT workflows for data ingestion, transformation, validation, and reporting. Develop and maintain dbt models, tests, snapshots, macros, and documentation. Create high-performance data transformation solutions using PySpark and SQL. Design and optimize Snowflake data warehouse solutions. Integrate data from multiple sources including databases, APIs, cloud storage ...

capabilities (e.g., Copilot‐style tools, intelligent automation) to improve developer productivity and code quality. Influence and review application and solution architecture for scalability, security, performance, and maintainability. Partner with architects and senior engineers to define and enforce engineering standards and best practices. Cloud & Platform Engineering Design, build, and deploy … cloud‐native services. Lead cloud architecture decisions with a strong understanding of: Azure compute, networking, storage, and security Cloud‐based databases (SQL & NoSQL) and performance considerations Support and continuously improve DevOps pipelines, CI/CD practices, and infrastructure automation. Enable resilient, observable, and cost‐efficient systems in the cloud. ...

pipelines using Databricks (Spark), Delta Lake, and orchestrators (e.g., Workflows, Airflow, ADF).Develop and optimize Spark jobs (PySpark/Scala) and SQL transformations for performance, reliability, and cost efficiency.Build and maintain curated data models (bronze/silver/gold), data quality checks, and automated testing.Implement CI/…/GCP) and storage (S3/ADLS/GCS).Solid understanding of data engineering fundamentals: data modeling, ETL/ELT patterns, reliability, observability, and performance tuning.Hands-on experience using enterprise-authorized AI-assisted software development tools within the work environment (e.g., for coding, testing, troubleshooting, or documentation) with demonstrated ...

will translate ideas into scalable implementations, working with researchers and engineers across our London, Cambridge and Bristol sites. We value strong software engineering skills, performance tuning, and the ability to publish impactful work at leading conferences. This role offers exposure to cutting-edge AI hardware and a collaborative ...

IR35 contract to design, develop and support enterprise-scale reporting for Risk Reporting. The role focuses on semantic model architecture, incremental refresh, governance and performance tuning, with hybrid work (3 days on site) in the banking sector. You will build comprehensive dashboards, implement RLS, and collaborate with data ...

including Basis, infrastructure dependencies, landscape design, technical governance and system security. Experience managing SAP technical landscapes across application servers, databases, interfaces, transports, upgrades, patches, performance tuning and operational readiness. Ability to design and implement SAP security controls, including user access, roles, authorisations, Segregation of Duties considerations and privileged ...

Business Platform team supporting critical Financial Crime and Payments systems. You will play a key role in designing, building, and operationalising a high-performance Apache Cassandra platform that underpins a real-time payment capture and replay solution for fraud detection.This role requires deep technical expertise in Apache Cassandra, NoSQL … data modelling, performance optimisation, and production support within a highly regulated financial services environment. You will work closely with application, infrastructure, middleware, and security teams to deliver a resilient, scalable, and secure data platform.Key ResponsibilitiesDesign and implement Apache Cassandra clusters, keyspaces, replication strategies, and partitioning models.Develop scalable Cassandra data ...

using Databricks (Spark), Delta Lake , and orchestrators (e.g., Workflows , Airflow, ADF). Develop and optimize Spark jobs (PySpark/Scala) and SQL transformations for performance, reliability, and cost efficiency. Build and maintain curated data models (bronze/silver/gold), data quality checks, and automated testing. Implement CI/… storage (S3/ADLS/GCS). Solid understanding of data engineering fundamentals: data modeling, ETL/ELT patterns, reliability, observability, and performance tuning. Hands-on experience using enterprise-authorized AI-assisted software development tools within the work environment (e.g., for coding, testing, troubleshooting, or documentation) with demonstrated ability ...

using Databricks (Spark), Delta Lake , and orchestrators (e.g., Workflows , Airflow, ADF). Develop and optimize Spark jobs (PySpark/Scala) and SQL transformations for performance, reliability, and cost efficiency. Build and maintain curated data models (bronze/silver/gold), data quality checks, and automated testing. Implement CI/… storage (S3/ADLS/GCS). Solid understanding of data engineering fundamentals: data modeling, ETL/ELT patterns, reliability, observability, and performance tuning. Hands-on experience using enterprise-authorized AI-assisted software development tools within the work environment (e.g., for coding, testing, troubleshooting, or documentation) with demonstrated ability ...

robust error handlingDesign and manage Data Import/Export processes and procedures using SQL Server Integration ServicesOffering technical guidance for database design and performance tuningHelp with the design of data models for efficient data access, reporting, and data validation during design and construction phasesQuery performance monitoring and tuning …/SQL 2016)Good knowledge of database development methodologies, techniques and toolsGood knowledge of relational data modellingIdeally Prior experience with database and query performance tuningPrior experience working with data warehouse and other decision support databasesIdeally Familiarity with ADO.NET and the .NET frameworkDemonstrated experience with troubleshooting and resolving technical problemsIdeally ...

applications using Python (Django or similar frameworks).Build dynamic, responsive user interfaces utilizing Angular for complex SPAs, or HTMX and Alpine.js for modern, high-performance reactive workflows.Develop and maintain comprehensive end-to-end testing suites using PyTest and Playwright to ensure cross-browser reliability. Implement and execute load testing … requirement.Testing & Validation: Proven experience with PyTest, Playwright, and Locust.io.Database Expertise: Extensive experience with Oracle, MS-SQL Server PostgreSQL, including advanced querying, schema design, and performance tuning.Proven track record of working with Docker and orchestration platforms like Kubernetes or OpenShift.Past experience with Java (JSF, ADF) or C# is a significant ...

engage with infrastructure and platform teams to support frictionless workflows for our end users. Contribute to 24/7 platform reliability, scalability and performance tuning. Required Skills and Experience: Experience with Linux systems. Hands-on experience with Terraform/Ansible or other IaC tools. Experience of working … during the recruitment process. Hybrid Working the company’s approach to hybrid working is designed to create a working environment that supports both high performance and personal wellbeing. We believe in bringing people together face to face to enable us to work at pace, whilst recognizing the value ...

Resolves semantic ambiguity and structural conflicts across diverse business units to create a cohesive, single source of truth. Ensures data structures are optimized for performance, scalability, security, and cost-efficiency. Stakeholder Management Liaises directly with senior leadership, product owners, and business analysts to translate business strategy into technical data … modeling tools. Mastery of multiple modeling paradigms, e.g. Relational, Dimensional, and NoSQL/Document modeling. Advanced knowledge of database optimization, indexing strategies, and query performance tuning. Additional Qualifications Exceptional Stakeholder Management: Ability to act as a key advisor and translate complex technical architecture into clear business outcomes ...

NVIDIA drivers, CUDA toolkit, and the container runtime (NVIDIA Container Toolkit). Linux Internals: Deep understanding of the Linux kernel, cgroups, namespaces, and system performance tuning. Infrastructure as Code: Mastery of declarative infrastructure tools (Terraform, Ansible) but with a focus on provisioning physical hardware rather than just cloud VMs. … distributed training jobs across massive clusters of GPUs (NVIDIA H200/B200/B300), ensuring efficient bin‐packing and gang scheduling. Optimizing the Fabric: Tuning the software‐defined networking layer to support low‐latency interconnects (InfiniBand/RDMA/RoCEv2) essential for multi‐node training. Developing Kubernetes Extensions: Writing ...

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 ...

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 ...

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 ...

/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 ...

networking.Collaborate and engage with infrastructure and platform teams to support frictionless workflows for our end users.Contribute to 24/7 platform reliability, scalability and performance tuning.Required Skills and Experience:Experience with Linux systems.Hands-on experience with Terraform/Ansible or other IaC tools.Experience of working in a DevOps/… during the recruitment process.Hybrid Working at ArmArm’s approach to hybrid working is designed to create a working environment that supports both high performance and personal wellbeing. We believe in bringing people together face to face to enable us to work at pace, whilst recognizing the value of flexibility. ...

employment checks. For this position - you must hold or be eligible for sc clearance and be a sole uk national. Job Responsibilities: Undertaking performance monitoring, tuning, fault diagnosis, incident and request resolution including support for the team to undertake such tasks Support and manage scheduling of Project work ...