426 to 450 of 632 Performance Optimisation Jobs in England

Lead Java Developer

Hiring Organisation
Citigroup
Location
London, United Kingdom
Salary
£ 100 K
cutover.Lead adoption and build‐out of RT/OD capabilities on strategic risk platform, including integration of new analytics, workflows, and risk datasets.Deliver significant performance improvements through optimized risk calculation strategies.Guide the migration of compute workloads to AWS, implementing best practices for scalability, throughput, resiliency, and cost efficiency.Collaborate actively … APIs, and Container technologies such as Docker, Kubernetes, OpenShift, etc.Strong expertise in messaging technologies such as Kafka, JMS, gRPC etcProficient in latency measurement and performance optimization of Java based platforms with focus on JVM tuningExperience with observability stacks like ELK, Prometheus, Grafana, Kiali, Jaeger etc.Sound knowledge for persistence technologies ...

Lead Java Developer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
adoption and build‐out of RT/OD capabilities on strategic risk platform, including integration of new analytics, workflows, and risk datasets.* Deliver significant performance improvements through optimized risk calculation strategies.* Guide the migration of compute workloads to AWS, implementing best practices for scalability, throughput, resiliency, and cost efficiency. … Container technologies such as Docker, Kubernetes, OpenShift, etc.* Strong expertise in messaging technologies such as Kafka, JMS, gRPC etc* Proficient in latency measurement and performance optimization of Java based platforms with focus on JVM tuning* Experience with observability stacks like ELK, Prometheus, Grafana, Kiali, Jaeger etc.* Sound knowledge ...

Senior Full Stack Engineer – Vialto Rewards -

Hiring Organisation
Vialto Partners
Location
London, United Kingdom
Salary
£ 80 K
Build and evolve modern web experiences for Compensation Collection, Shadow Payroll, and Equity products using Next.js, React, and TypeScript with a focus on performance, reliability, and clarity for tax, payroll, and mobility operators. Design and implement backend services and APIs using C#, .NET, and WebAPI to support compensation data … compensation, equity, HR, finance, or tax domains. Strong experience designing and building large JavaScript applications with Next.js and/or React (TypeScript, state management, performance optimization). Strong backend development experience in C# and .NET (ASP.NET, WebAPI, MVC) including API design and service patterns for high-integrity calculation ...

Principal Software Engineering (Azure and Integration)

Hiring Organisation
Jobleads-UK
Location
Windsor, England, United Kingdom
stakeholders to develop and influence product strategy, using technical insight to identify opportunities that deliver business value. Maintain a strong understanding of business strategy, performance and engineering operating costs, ensuring teams remain focused on product outcomes and strategic objectives. Delivery Lead technical workstreams, helping teams navigate architectural decisions, priorities … access management, data protection, compliance and secure development practices. Proven experience with CI/CD pipelines, environment lifecycle management, observability, monitoring, telemetry and performance optimisation. Excellent stakeholder management, communication and technical documentation skills, with the ability to engage effectively across both technical and business audiences. Desirable Skills & Experience Experience ...

Team Lead - Software Engineering

Hiring Organisation
Jobleads-UK
Location
Cambridge, England, United Kingdom
contact hr@secondmind.ai. We are happy to help. About Secondmind Secondmind builds data‐efficient Engineering AI software that helps teams make better design and performance optimization decisions faster. Our product reduces simulation and testing requirements without compromising quality, accelerating development and enabling more sustainable engineering teams. Our positive working … alignment of different disciplines within your squad. Line Management: Act as the direct line manager for software engineers, conducting regular 1:1s, managing performance, and supporting career progression. Coaching & Mentoring: Actively coach and mentor team members, helping them develop their technical capabilities, engineering skills, and professional growth. Team Culture ...

Data Architect

Hiring Organisation
Luxoft
Location
London, United Kingdom
Salary
£ 80 K
role requires translating requirements between data teams and ML teams, and jointly resolving issues to streamline the path from raw data to AI insights.Performance Optimisation & Scaling: Monitor the performance and scalability of the data infrastructure, and tune it as the AI project grows. Optimise database queries, indexing … with modern data architecture concepts and patterns. This could include implementing or working with data lakehouse architectures (combining data lake flexibility with data warehouse performance), data mesh principles (decentralising data ownership to domain teams), or event-driven/streaming architectures. Familiarity with these approaches demonstrates adaptability and knowledge ...

Principal Embedded Linux Engineer

Hiring Organisation
Platform Recruitment
Location
CB4, Milton, Cambridgeshire, United Kingdom
Employment Type
Permanent
Salary
£80000 - £90000/annum
Principal Embedded Linux Engineer | £80-90k | Cambridge Are you a Linux expert with a passion for high-performance embedded systems? My client is looking for a Principal Software Engineer to drive the architecture and design of their industry-leading products. As a Principal Engineer, you are defining … issues + Build and mentor elite engineering teams Required Experience: + 10+ years of experience with Linux platforms, including kernel customisation, platform security, and performance optimisation + Advanced proficiency in C programming for embedded environments + Proven system diagnostics experience + A solid understanding of networking concepts ...

Datacenter Architect

Hiring Organisation
Wipro
Location
London, United Kingdom
Salary
£ 80 K
closely with operations teams to ensure design‐to‐run alignment.Reliability, Capacity & ResilienceDesign DC architectures for high availability, redundancy, DR, and fault tolerance.Support capacity planning, performance optimisation, and lifecycle management.Participate in failure analysis, RCA reviews, and corrective architecture enhancements.Ensure infrastructure designs minimise single points of failure.Operational & Governance SupportAct ...

Lead Oracle Fusion HCM Cloud Architect – UK (Technical)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
clients. You will guide projects through the SDLC, translate complex requirements for diverse audiences, and lead client engagements on integrations, data migration, reports, and performance optimization across Core HR, Payroll, OTL, and Absence modules. #J-18808-Ljbffr ...

Technology Architect - Infrastructure Architect (Capacity & Performance, Multi-Platform) - London/Warwick), UK

Hiring Organisation
Infosys Technologies
Location
London, United Kingdom
Salary
£ 80 K
DescriptionRole - Technology ArchitectTechnology - Infrastructure Architect (Capacity & Performance, Multi-Platform)Location - Leeds/Warwick UK Role Overview: The Infrastructure Architect will be responsible for designing, optimizing, and managing enterprise IT infrastructure across Compute (AIX/Linux, Windows/VMware), Storage, and Network domains, with strong focus on capacity planning, performance engineering, and operational resilience.The role will support large-scale enterprise environments and ensure high availability, scalability, and performance optimization across all infrastructure layers.Key Responsibilities1. Infrastructure Architecture & DesignDefine and maintain end-to-end infrastructure architecture across: Compute (IBM AIX, Linux, Windows)Virtualization (VMware – ESXi, vCenter)Storage (SAN/ ...

Senior Software Engineer Angular

Hiring Organisation
Microlise
Location
Nottingham, Nottinghamshire, East Midlands, United Kingdom
Employment Type
Permanent
capability. Daily: Participate in stand-ups, perform unit testing, submit and review pull requests, conduct code reviews, resolve defects, reduce technical debt, monitor system performance, contribute to design work, and collaborate through katas and pair programming. What we're looking for: A degree in Computer Science or a closely … complex web applications using Angular and TypeScript in a commercial environment. Strong understanding of Angular architecture, component design, state management, dependency injection, routing and performance optimisation. Experience building responsive, accessible and user-centric applications usingAngular, TypeScript, HTML5, CSS3 and SCSS/SASS. Strong frontend development skills, with at least ...

Full Stack Technical Lead

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
engineering standards. Establish best practices for: Clean code and maintainability; Testing strategy (unit, integration, E2E); CI/CD pipelines; Observability and monitoring; Security and performance optimisation. Ensure scalability, reliability, and long‐term technical sustainability of a high‐throughput, event‐driven platform. Reduce technical debt through structured improvement initiatives. Line … . Experience with CI/CD pipelines; Containerisation (Docker, Kubernetes preferred); Version control systems (Git). Strong knowledge of design patterns; Secure coding practices; Performance optimisation. Experience leading or mentoring engineers. Strong people management skills. Comfortable giving constructive feedback and conducting performance reviews. Strong communicator across technical ...

Cloud Data Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
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 ...

Senior Software Engineer Angular (Fixed Term)

Hiring Organisation
Microlise
Location
Nottingham, Nottinghamshire, East Midlands, United Kingdom
Employment Type
Contract
capability. Daily: Participate in stand-ups, perform unit testing, submit and review pull requests, conduct code reviews, resolve defects, reduce technical debt, monitor system performance, contribute to design work, and collaborate through katas and pair programming. As a 12-month fixed-term contract, this role offers the opportunity … complex web applications using Angular and TypeScript in a commercial environment. Strong understanding of Angular architecture, component design, state management, dependency injection, routing and performance optimisation. Experience building responsive, accessible and user-centric applications usingAngular, TypeScript, HTML5, CSS3 and SCSS/SASS. Strong frontend development skills, with at least ...

Databricks Solution Engineer

Hiring Organisation
Moodys
Location
London, United Kingdom
Salary
£ 80 K
reporting, analytics, and artificial intelligence initiativesPartner with business stakeholders and technical teams to translate requirements into cost-effective and scalable solutionsImplement best practices for performance optimization, security, data quality, compliance, and governanceSupport integration of enterprise platforms including Salesforce, Microsoft Power BI, Snowflake, Microsoft Fabric, and other business applicationsContribute … platform standards through automation, continuous integration and continuous delivery practices, and DevOps initiativesMonitor, troubleshoot, and enhance solution performance to ensure reliability, scalability, and operational excellenceAbout the TeamOur Data and Analytics team is responsible for delivering trusted, scalable, and innovative data solutions that enable informed decision-making across Moody’s. ...

Databricks Solution Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
artificial intelligence initiatives Partner with business stakeholders and technical teams to translate requirements into cost‐effective and scalable solutions Implement best practices for performance optimization, security, data quality, compliance, and governance Support integration of enterprise platforms including Salesforce, Microsoft Power BI, Snowflake, Microsoft Fabric, and other business applications Contribute … platform standards through automation, continuous integration and continuous delivery practices, and DevOps initiatives Monitor, troubleshoot, and enhance solution performance to ensure reliability, scalability, and operational excellence About the Team Our Data and Analytics team is responsible for delivering trusted, scalable, and innovative data solutions that enable informed decision‐making ...

C# Senior Software Developer

Hiring Organisation
Adria Solutions
Location
Preston, Lancashire, North West, United Kingdom
Employment Type
Permanent
Salary
£75,000
mentor junior developers, and work on high-impact, secure banking solutions. You will be a key contributor to web portal and API development, ensuring performance, security, and reliability in a dynamic environment. This role is ideal for developers with strong technical expertise who are looking to grow into leadership … trace request flows from UI Controller API Database Response Maintain and publish API documentation via Swagger/OpenAPI Ensure API security, reliability, and performance (error handling, retry logic, logging, timeouts, CORS) Collaborate with database, infrastructure, and QA teams for portal and API releases Participate in code reviews, version control ...

Fabric Data Engineer

Hiring Organisation
Broster Buchanan
Location
Bolton, Lancashire, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
Microsoft Fabric data platform. You’ll work across data engineering, platform development, DevOps, CI/CD and data operations, helping to improve the performance, resilience and automation of the platform. This is an excellent opportunity for a hands-on Data Engineer to play a key role in developing … data ingestion, transformation, validation and integration across internal and external data sources. Troubleshoot pipeline and platform issues and carry out root-cause analysis and performance optimisation. Enhance CI/CD, Git and Azure DevOps processes across development, test and production environments. Support data quality, reconciliation, vendor feeds and critical ...

Data Engineer (Snowflake & Kafka)

Hiring Organisation
Lorien
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£0 per annum
with Kafka concepts (producers, consumers, topics) and ability to integrate with streaming data pipelines. Solid understanding of data modelling , ETL/ELT processes, and performance optimization. Programming & Engineering Skills Proficiency in Python for data engineering tasks and automation. Ability to design and implement scalable, maintainable data pipelines . Experience … cloud-native environments and following security/compliance standards. Nice-to-Have Exposure to streaming data architectures and event-driven systems. Knowledge of Snowflake performance tuning and cost optimization. If you find this opportunity intriguing and aligning with your skill set, we welcome the submission of your CV without ...

Applied AI Engineer - Agentic Systems - Senior Associate

Hiring Organisation
JP Morgan Chase
Location
London, United Kingdom
Salary
£ 100 K
deliver measurable business impact.Analyze data to inform agent capabilities, optimize retrieval, and drive data-driven decision-making; conduct A/B tests and performance evaluations.Mentor and guide team members on agent frameworks, LLM usage, safety, and best practices.Required Qualifications, Capabilities, and Skills:Advanced degree in Computer Science, Data Science … like LoRA, QLoRA, DoRA; quantization and distillation.Familiarity with prompt optimization frameworks and building prompt pipelines and evaluation suites.Experience with distributed computing, data sharding, and performance optimization.Hands-on experience with AWS services related to AI deployment and workflow orchestration.Why Join Us? We offer a competitive salary and benefits package, opportunities ...

Senior Full Stack Engineer - Team Web

Hiring Organisation
Intercom
Location
London, United Kingdom
Salary
£ 80 K
seamless, performant experiences across web and mobile.Develop backend logic and APIs, manage data flows, and implement systems that integrate with third-party platforms.Optimize website performance by applying best practices in front-end development, including lazy loading, and efficient asset management.Set up and manage infrastructure using tools like Vercel … Vercel, CloudFront, S3, etc.).Experience with A/B testing and familiarity with analytics tools to drive data-informed design and development decisions.Knowledge of performance optimization techniques and best practices for fast-loading, responsive websites.Experience in writing tests for front-end components, with familiarity in testing frameworks (e.g., Jest ...

SQL developer

Hiring Organisation
Candour Solutions Limited
Location
Stoke-On-Trent, Staffordshire, West Midlands, United Kingdom
Employment Type
Permanent
Salary
£55,000
looking for an experienced Senior SQL Developer to take ownership of a Microsoft SQL Server environment, leading the design, development and optimisation of business-critical database solutions. This role offers the opportunity to provide technical leadership, influence database strategy, mentor other developers and deliver scalable, high-performance solutions … Server environment, driving best practices and providing guidance across the team. Maintain and optimise business-critical databases to ensure high levels of performance, security and availability. Develop and enhance complex stored procedures, functions, views, triggers and database integrations. Monitor database health and identify opportunities to improve performance, scalability ...

SQL Database Administrator

Hiring Organisation
Hays Specialist Recruitment Limited
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
skilled and motivated SQL Database Administrator (DBA) to join our Database Services team. The successful candidate will be responsible for the administration, maintenance, performance optimization, and security of Microsoft SQL Server environments. The role requires experience supporting production databases, troubleshooting complex issues, implementing database changes, and ensuring high availability … Perform database installations, configuration, upgrades, patching, and migrations. Manage databases, instances, security settings, users, roles, and permissions. Ensure database availability, reliability, and operational stability. Performance & Optimization Monitor and optimize database performance. Investigate and resolve performance bottlenecks, locking issues, and query-related problems. Analyze execution plans and implement indexing ...

Software Engineer III (UI) - Digital Markets Execution Technology (DMET), Execute

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
TypeScript UI features for Execute, supporting complex, high-throughput trading workflows. Contribute to UI architecture and design for latency- and availability-sensitive experiences, balancing performance, security, resiliency, and usability. Integrate UI capabilities with APIs and real-time data services, collaborating with back-end, platform, and SRE partners to deliver … release practices. Diagnose and resolve production issues using structured troubleshooting, logging, metrics, and alerting; contribute to incident learnings and preventative improvements. Improve front-end performance and reliability through profiling, optimization, and proactive bottleneck identification. Collaborate effectively across globally distributed teams, contributing to shared standards and reusable components to increase ...

BMC Helix Solution Architect

Hiring Organisation
Jobleads-UK
Location
City Of London, England, United Kingdom
Workplace and automation solutions. Work closely with infrastructure, cloud, application and business teams to deliver scalable enterprise service management platforms. Drive automation and workflow optimisation to improve service delivery and operational efficiency. Define solution architecture, technical standards, governance and best practices. Support continual improvements across Incident, Problem, Change, Asset … Configuration Management processes in line with ITIL. Provide technical leadership for platform upgrades, migrations and integration projects. Monitor platform performance, troubleshoot complex technical issues and ensure platform stability. Produce architecture documentation, technical designs and operational procedures. Engage with stakeholders throughout the delivery lifecycle to support strategic transformation initiatives. Implement ...