101 to 124 of 124 Performance Tuning Jobs in the South East

law firm is seeking an experienced Applications Operations Analyst to join its London office. This is a fantastic opportunity to play a key role in maintaining and improving the performance, security, and reliability of enterprise applications across a dynamic and fast-paced professional services environment. Reporting to the Manager of Applications Operations, the successful candidate will be responsible for … patching, monitoring, and troubleshooting, while also contributing to process improvement, documentation, and integration stability. The role involves close collaboration with infrastructure, security, and business teams to ensure seamless application performance and user experience. Key Responsibilities: Perform system maintenance, patching, and upgrades in line with change management procedures Monitor application health and performance, proactively resolving issues Manage user access … base articles Identify opportunities for automation and process optimisation Track and report on KPIs, system uptime, and user engagement metrics Collaborate with cross-functional teams to support scalability and performance tuning Ideal Candidate Profile: 3+ years of experience in enterprise application support or IT operations Strong troubleshooting and analytical skills Familiarity with ITSM platforms (e.g., ServiceNow) and monitoring More ❯

deploy advanced vision models for object detection, segmentation, tracking, and behavior analysis within real-world retail and mobility environments. You will play a key role in optimizing real-time performance for edge and cloud systems, developing robust inference pipelines, and pushing the boundaries of multimodal AI. This is an exciting opportunity to work on cutting-edge visual AI that … of data scientists, engineers, and product experts. Key Responsibilities Design, train, and deploy Computer Vision models for detection, segmentation, tracking, and behavior understanding. Optimize inference pipelines for real-time performance on edge devices (e.g., NVIDIA Jetson, Coral) and cloud infrastructure . Collaborate with data and product teams to define new use cases, prototype solutions, and take models from lab … . Proven expertise in object detection/tracking models such as YOLO, Deep SORT, DINOv2 , or similar. Experience with real-time or low-latency processing , multi-threaded programming , and performance tuning . Experience deploying and optimizing models on edge devices (Jetson, Coral, etc.). Demonstrated passion for research, innovation, and emerging AI technologies . Experience in 3D modeling More ❯

Responsibilities: Perform ongoing system maintenance, patching, and upgrades in coordination with change management procedures Manage user access controls, including provisioning, de-provisioning, and access reviews Monitor system health and performance; initiate health checks and proactively remediate issues Respond to and resolve incidents and service requests in line with SLAs Provide break/fix troubleshooting and root cause analysis across … platforms (e.g., ServiceNow) and monitoring tools Understanding of access management, patch management, and vulnerability remediation processes Familiarity with ITIL practices (Incident, Problem, Change, and Configuration Management) Exposure to application performance tuning, cloud platforms, or scripting (e.g., PowerShell, Python More ❯

enterprise-level digital transformation and workflow automation across industries. Renowned for driving operational excellence through advanced IT service management and system integration, this organization partners with clients to enhance performance, streamline processes, and accelerate innovation through cutting-edge cloud and automation platforms. Step into a role where cutting-edge AI meets enterprise networking excellence. We're seeking a seasoned … Lead end-to-end network transformation - migrations, upgrades, and large-scale deployments. p]:pt-0 [&>p]:mb-2 [&>p]:my-0'> Perform advanced RF design, wireless site surveys, and performance tuning for optimum reliability. p]:pt-0 [&>p]:mb-2 [&>p]:my-0'> Manage and troubleshoot Juniper Routing & Switching (EX, QFX, MX series). p]:pt-0 [&>p More ❯

someone who thrives in fast-moving change environments. What You'll Do Lead and support application migrations to modern platforms (cloud & on-prem) Own application lifecycle - deployment, configuration, upgrades & performance tuning Troubleshoot complex issues across servers, networks, databases & integrations Enhance monitoring, automation and resilience across core services Collaborate with vendors and internal teams to deliver improvement projects What More ❯

leading global FX trading platform as a Java Engineer, contributing to the backbone of ultra-low latency systems powering high-volume electronic trading. This role focuses on building high-performance, globally distributed Java services that enable real-time transaction processing, configuration management, and support for quantitative research and trading teams. Key Responsibilities: Develop scalable backend systems to support high … frequency FX trading Collaborate with quants and traders to deliver platform enhancements Drive performance tuning and solve low-level technical bottlenecks Maintain high standards in testing, documentation, and code quality Tech Stack & Skills: Strong proficiency in core Java Exposure to JavaScript/TypeScript & HTML5 is a plus Deep understanding of data structures, algorithms, and performance optimization Familiar More ❯

leading global FX trading platform as a Java Engineer, contributing to the backbone of ultra-low latency systems powering high-volume electronic trading. This role focuses on building high-performance, globally distributed Java services that enable real-time transaction processing, configuration management, and support for quantitative research and trading teams. Key Responsibilities: Develop scalable backend systems to support high … frequency FX trading Collaborate with quants and traders to deliver platform enhancements Drive performance tuning and solve low-level technical bottlenecks Maintain high standards in testing, documentation, and code quality Tech Stack & Skills: Strong proficiency in core Java Exposure to JavaScript/TypeScript & HTML5 is a plus Deep understanding of data structures, algorithms, and performance optimization Familiar More ❯

leading global FX trading platform as a Java Engineer, contributing to the backbone of ultra-low latency systems powering high-volume electronic trading. This role focuses on building high-performance, globally distributed Java services that enable real-time transaction processing, configuration management, and support for quantitative research and trading teams. Key Responsibilities: Develop scalable backend systems to support high … frequency FX trading Collaborate with quants and traders to deliver platform enhancements Drive performance tuning and solve low-level technical bottlenecks Maintain high standards in testing, documentation, and code quality Tech Stack & Skills: Strong proficiency in core Java Exposure to JavaScript/TypeScript & HTML5 is a plus Deep understanding of data structures, algorithms, and performance optimization Familiar More ❯

Role:- Senior Frontend Engineer – 3D Visualization (React, WebGL, Python) Duration: 3 Months – Possible extension Location : UK- Remote Key Responsibilities: Develop a high-performance 3D brain visualization tool in the browser using WebGL and ThreeJS . Build and maintain React components to enable user interaction with different types of media (images, video, text). Integrate backend Python APIs and model … Implement intuitive and responsive UI/UX for researchers, scientists, and public audiences. Work closely with design and research teams to iterate based on feedback. Ensure smooth, low-latency performance across browsers and platforms. Essential Skills: Strong experience with WebGL , ThreeJS , or similar 3D graphics frameworks. Proficiency in ReactJS and modern frontend development (HTML/CSS/JavaScript or … visual, or media-rich web applications. Desirable (Nice to Have): Experience working with scientific or research-based datasets . Knowledge of data pipelines and structured data processing. Familiarity with performance tuning for high-resolution visualizations in browsers. Exposure to AI/ML workflows, even if not building models directly. More ❯

App Developer to join our team. The ideal candidate will have expertise in both native Android and iOS development. You will be responsible for designing, building, and maintaining high-performance, reliable, and secure mobile applications for both platforms. Key responsibilities Design, develop, and maintain high-quality native applications for Android and iOS devices. Collaborate with cross-functional teams, including … to define, design, and ship new features. Write clean, efficient, and well-documented code for both platforms using Kotlin for Android and Swift for iOS. Ensure the best possible performance, quality, and responsiveness of the application. Identify and correct bottlenecks, fix bugs, and improve application performance. Integrate third-party APIs and services, ensuring seamless functionality and data exchange. Participate … Proficient understanding of code versioning tools, such as Git. Excellent problem-solving, analytical, and debugging skills. Strong communication and collaboration skills. Additional Information Experience with offline storage, threading, and performance tuning. Knowledge of mobile security best practices. Familiarity with cloud messaging APIs and push notifications (e.g., Firebase Cloud Messaging, Apple Push Notification Service). Experience with continuous integration and More ❯

Key Responsibilities:- Design, develop, and maintain scalable data pipelines and ETL processes. Collaborate with data analysts and business stakeholders to understand data requirements. Optimize data workflows for performance and reliability. Ensure data quality, integrity, and security across systems. Work with large datasets using tools like Hadoop, Spark, and SAS. Integrate data from various sources including IBM Mainframe systems. Troubleshoot … knowledge of IBM Mainframe systems and data structures. Advanced programming skills in Hadoop, SQL, Spark, and Python. Strong problem-solving and analytical skills. Experience with data modeling, warehousing, and performance tuning. Familiarity with Santander UK systems and processes is a strong advantage. Preferred Qualifications:- Bachelors or Masters degree in Computer Science, Data Engineering, or related field. Certifications in SAS More ❯

understanding of the unique challenges and requirements of this fast-paced environment. Expertise in algorithms and data structures, with the ability to design and implement complex solutions to optimise performance and efficiency. Excellent problem-solving skills, with a track record of identifying issues, analysing root causes, and implementing effective solutions. Strong communication skills, both written and verbal, enabling effective … collaboration with team members and stakeholders. A working knowledge of Linux systems, including experience with system-level programming, scripting, and performance tuning. Apply Now More ❯

understanding of the unique challenges and requirements of this fast-paced environment. Expertise in algorithms and data structures, with the ability to design and implement complex solutions to optimise performance and efficiency. Excellent problem-solving skills, with a track record of identifying issues, analysing root causes, and implementing effective solutions. Strong communication skills, both written and verbal, enabling effective … collaboration with team members and stakeholders. A working knowledge of Linux systems, including experience with system-level programming, scripting, and performance tuning. Apply Now More ❯

backend C# .NET Developer to join their engineering team in a hybrid role (1 - 2 days per week in the office). You’ll help build and maintain high-performance backend systems that support searching , order processing , and background processes with a strong focus on both application logic and data access . This role is ideal for someone confident … in both C#/.NET development and SQL , and who enjoys working on clean, maintainable code and performance-optimised database logic. What You’ll Be Working On: Designing and building backend services in C#. Building secure, well-structured APIs with throttling and versioning. Developing durable workflows. Writing efficient and scalable SQL queries , stored procedures, and scripts. Integrating external systems … Contributing to technical design discussions, code reviews, and deployments. What They’re Looking For: Strong experience in C#/.NET backend development. Solid understanding of data modelling, indexing, and performance tuning. Skilled in writing and optimising complex SQL queries and stored procedures. Experience building and maintaining APIs, background jobs, and integration points. Attention to detail, clean code, and a More ❯

in Azure and C#/.NET is required by a global, prestigious luxury brand. This is a hands-on leadership role where you will translate architectural vision into high-performance, enterprise-grade solutions. Working closely with the Global Head of Engineering and a talented global team of developers and architects, you will plan, design, and deliver scalable, secure, and … cloud platforms within Microsoft Azure. The organisation has beautiful offices in the West End, with a requirement to attend approximately once a fortnight. Key Responsibilities: Design and deliver high-performance, public-facing REST APIs and system integrations within a modern Azure environment. Produce API documentation that adheres to OpenAPI 3.x standards. Lead and mentor a small, focused development team … Auth0, and WebSockets. Proven ability to design APIs from the ground up that follow REST principles and OpenAPI 3.x standards. Hands-on experience with Azure DevOps pipelines, automation, and performance tuning. A mindset focused on continuous improvement, security-first design, and delivery excellence. Degree in Computer Science or equivalent experience. Azure certifications are advantageous. Why Apply? This is an More ❯

of ours in the media space are seeking an experienced Senior Full Stack Web Developer to play a key role in the design, development, and delivery of innovative, high-performance web applications. This position is central to the ongoing evolution of our programmatic and data-driven integration platforms, with a focus on scalability, reliability, and clean architecture. You will … with a primary focus on React.js for front-end development and Node.js for back-end services. You'll manage complex data flows in PostgreSQL , utilize Redis for caching and performance optimization, and implement robust messaging systems such as Kafka . The role also includes responsibility for CI/CD pipelines, ensuring seamless deployment across multiple environments. This is an … Key Responsibilities Lead the design and development of dynamic, responsive web applications using React.js , Node.js , and related technologies. Build and optimize PostgreSQL databases, including schema design, complex queries, and performance tuning. Implement and manage Redis for caching, session management, and real-time data access. Develop and maintain CI/CD pipelines to support efficient and reliable code delivery across More ❯

challenges and cutting-edge AI technology. This is a hands-on, customer-facing role responsible for designing and delivering enterprise-grade AI solutions leveraging retrieval-augmented generation (RAG), fine-tuning, and inference deployment across 's sovereign AI Mesh. You'll blend deep technical expertise with commercial acumen — engaging customers, architecting solutions, and ensuring seamless deployment of AI systems that … drive real-world transformation. Key Responsibilities: Customer Solution Design Engage with enterprise customers to understand business goals and map them to AI workflows. Architect RAG pipelines, fine-tuning strategies, and inference endpoint deployments using our key products Collaborate with GTM and sales teams during pre-sales cycles, workshops, and proof-of-concepts. AI and ML Engineering Implement, optimise, and … deploy models using PyTorch , HuggingFace , LangChain , and NVIDIA Triton . Execute fine-tuning and evaluation of foundation models for domain-specific use cases. Package and deploy models into scalable inference endpoints (REST/gRPC APIs, containerised or GPU-accelerated environments). Data and Knowledge Integration (RAG) Build pipelines that connect structured and unstructured enterprise data into vector databases and More ❯

ensure effective adoption of ERP systems. Collaborate with cross-functional teams, including IT, finance, and operations, to ensure seamless integration of ERP solutions. Conduct system testing, data migration, and performance tuning. Provide ongoing support and maintenance to ensure optimal system performance and user satisfaction. Qualifications: Proven experience as an Oracle ERP Consultant with a focus on transformation projects. More ❯

ensure effective adoption of ERP systems. Collaborate with cross-functional teams, including IT, finance, and operations, to ensure seamless integration of ERP solutions. Conduct system testing, data migration, and performance tuning. Provide ongoing support and maintenance to ensure optimal system performance and user satisfaction. Qualifications: Proven experience as an Oracle ERP Consultant with a focus on transformation projects. More ❯

ensure effective adoption of ERP systems. Collaborate with cross-functional teams, including IT, finance, and operations, to ensure seamless integration of ERP solutions. Conduct system testing, data migration, and performance tuning. Provide ongoing support and maintenance to ensure optimal system performance and user satisfaction. Qualifications: Proven experience as an Oracle ERP Consultant with a focus on transformation projects. More ❯

platforms e.g. Linux, AIX, Windows, VMware. Ensure compliance with patching, config standards and security. Manage End-of-Life (EoX) planning, upgrades, migrations etc. Oversee platform monitoring including capacity and performance management. Implement standard operating procedures to ensure consistency across computing services. Collaborate with engineering and architecture teams to influence operational designs. Drive automation of routine operational tasks using tools … e.g. Ansible, SCCM, SCOM (or similar). Provide reporting on platform performance, incidents & compliance. Manage vendor relationships. Contribute to audits, IT risk assessments and compliance reporting. Identify opportunities for continuous improvement. Skills & experience required: Technical knowledge of Linux, AIX, Windows Server, VMware, and Red Hat Demonstrated expertise in patch management Demonstrated expertise in configuration compliance Demonstrated expertise in performance More ❯

platforms e.g. Linux, AIX, Windows, VMware. Ensure compliance with patching, config standards and security. Manage End-of-Life (EoX) planning, upgrades, migrations etc. Oversee platform monitoring including capacity and performance management. Implement standard operating procedures to ensure consistency across computing services. Collaborate with engineering and architecture teams to influence operational designs. Drive automation of routine operational tasks using tools … e.g. Ansible, SCCM, SCOM (or similar). Provide reporting on platform performance, incidents & compliance. Manage vendor relationships. Contribute to audits, IT risk assessments and compliance reporting. Identify opportunities for continuous improvement. Skills & experience required: Technical knowledge of Linux, AIX, Windows Server, VMware, and Red Hat Demonstrated expertise in patch management Demonstrated expertise in configuration compliance Demonstrated expertise in performance More ❯

Lead Site Reliability Engineer Are you ready to take your career to the next level in a role that’s critical to the reliability, scalability, and performance of cutting-edge systems? We’re on the lookout for a Lead Site Reliability Engineer to bring innovation, leadership, and technical excellence to our growing team. What You'll Do: Design and … implement scalable, efficient systems for maximum reliability. Lead incident response and implement monitoring solutions to maintain high system uptime. Optimize performance through in-depth analysis and continuous improvement. Develop preventive maintenance programs and carry out Root Cause Analysis (RCA) to eliminate recurring issues. Collaborate with cross-functional teams to drive operational excellence. Automate processes to boost efficiency and reduce … Reliability Engineering or a related field. Hands-on experience with Biosafety and GMP environments. Strong foundation in Lean Six Sigma principles. Proven problem-solving skills with a knack for performance tuning. Effective communicator and team player. Formal education in an engineering-related discipline. More ❯

Lead Site Reliability Engineer Are you ready to take your career to the next level in a role that’s critical to the reliability, scalability, and performance of cutting-edge systems? We’re on the lookout for a Lead Site Reliability Engineer to bring innovation, leadership, and technical excellence to our growing team. What You'll Do: Design and … implement scalable, efficient systems for maximum reliability. Lead incident response and implement monitoring solutions to maintain high system uptime. Optimize performance through in-depth analysis and continuous improvement. Develop preventive maintenance programs and carry out Root Cause Analysis (RCA) to eliminate recurring issues. Collaborate with cross-functional teams to drive operational excellence. Automate processes to boost efficiency and reduce … Reliability Engineering or a related field. Hands-on experience with Biosafety and GMP environments. Strong foundation in Lean Six Sigma principles. Proven problem-solving skills with a knack for performance tuning. Effective communicator and team player. Formal education in an engineering-related discipline. More ❯