76 to 100 of 241 Performance Optimisation Jobs in London

Staff Software Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
OpenAI, Bedrock), prompt orchestration, tool usage and interaction patterns. Expertise in AI system design including state management, memory strategies, evaluation approaches, guardrails, observability and performance optimisation for LLM‐powered systems. Strong communication and influencing skills, with experience mentoring engineers and driving high standards across teams while engaging both ...

Senior Salesforce Developer - London, UK - Fulltime - Hybrid

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
third‐party systems using REST/SOAP APIs and middleware tools. Data Management: Handle complex data models, Person Accounts and data migration strategies. Performance Optimization: Ensure code quality, scalability and adherence to Salesforce best practices. Collaboration: Work closely with Solution Architects, Functional Consultants and QA teams to deliver high ...

Software Go Developer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
modern deployment practices, including Docker, containers, and Kubernetes; Strong background in testing strategies, including TDD, across the full system lifecycle, with a focus on performance optimization; Use AI tools to augment your work, applying sound judgement to adopt emerging technologies where they genuinely add value and increase your impact ...

Senior Salesforce Developer

Hiring Organisation
Tata Consultancy Services
Location
London Area, United Kingdom
Visualforce pages, and web services. Experience developing and supporting Salesforce integrations using REST and SOAP APIs. Experience with Salesforce SOQL, SOSL, dynamic queries, and performance optimisation. Experience writing unit tests and implementing best practices for code quality and coverage. Strong knowledge of asynchronous Apex, including Batch Apex, Queueable Apex ...

Virtual Engineering Ops

Hiring Organisation
FBI &TMT
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£500 - £600 per day
operational excellence. Key Responsibilities: Implementing Infrastructure as Code (IaC) and automation strategies to streamline operations Managing enterprise desktop and server environments to ensure optimal performance Developing and maintaining automation scripts for various processes Ensuring the security and compliance of systems and data Collaborating with cross-functional teams to design … engineer scalable platforms Optimising system performance and monitoring infrastructure health Performing virtual desktop infrastructure (VDI) deployments Managing and executing project deliverables efficiently Job Requirements: Core technical expertise in engineering within the technology sector Experience with Citrix, VMware (vSphere, ESXi), and Terraform Proficiency in Azure/AWS cloud platforms Familiarity ...

Software Engineering Manager (Backend SaaS)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
their team uses. Code reviews and architectural leadership are part of the job. As manager, the commitment to healthy engineering practices, documentation, quality and performance optimisation are equally important technical responsibilities, as is the requirement for fair and clear management, and the obligation to ensure a high performing … Golang Effective written and verbal communication skills Practical experience with Linux system administration What we offer colleagues We consider geographical location, experience, and performance in shaping compensation worldwide. We revisit compensation annually (and more often for graduates and associates) to ensure we recognize outstanding performance. In addition to base ...

Staff FPGA Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
century and create the most important company of the next decade. OLIX is building this next paradigm; the Optical Tensor Processing Unit (OTPU) achieves performance and energy efficiency that is impossible to match from existing chips. The Role: We are seeking a highly experienced Staff FPGA Engineer to lead … This is a senior individual contributor role focused on system-level ownership, cross-functional technical leadership, and architectural decision-making. You will define high-performance FPGA subsystems spanning high-speed interfaces, precision timing and synchronisation, transceivers, and signal processing pipelines. You will work closely with ASIC, hardware, optical ...

Full Stack Product Engineer (AI-Native)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
sheets, messaging, etc.) Design and manage databases Contribute to product and UX decisions Prototype quickly and iterate using AI tools Maintain and update Performance 54 and ION websites (content updates, small improvements, performance optimisation) Keep everything we ship fast, functional, and well put together SPECIAL SKILLS/ ...

Salesforce Technical Lead

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Tech team and wider business needs Develop and maintain complex Salesforce Flows and automation, ensuring adherence to best practices and optimal performance Providing end-to-end project leadership: from initial solution design, establishing delivery timelines, and cross-functional problem solving to final delivery and senior-level reporting Integrate Salesforce … ensuring solutions align with the broader Salesforce ecosystem strategy Design and implement Salesforce best practices, focusing on scalable architecture, data integrity, security, and performance optimisation Support incident management and processes directly within Salesforce through custom development and troubleshooting Collaborate with stakeholders to gather complex requirements, translate them into ...

Backend Engineer (Python) - Scalable Real-time Data on AWS

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
backend architectures that handle huge volumes of real-time data across diverse environments. From building robust APIs to optimising database queries and improving system performance, you’ll play a central role in delivering software that supports mission-critical operations. Requirements In-depth backend engineering skills and experience writing clean … high-performance code Expertise with Python (FastAPI) Pydantic SQLAlchemy AWS Experience with distributed systems tools (e.g. Redis, Celery) Any experience with ML inference - GCP, Modal would be useful Background working with streaming data or IoT/edge environments Previous experience in fast-paced or startup-style settings Understanding ...

WordPress Developer

Hiring Organisation
Robert Half
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
website. Work closely with Marketing, UX and Product teams to deliver a modern, engaging digital experience. Optimise the website for SEO and Answer Engine Optimisation (AEO), ensuring content is discoverable across AI search platforms and large language models. Integrate third-party platforms including HubSpot, Google Ads and other marketing … technologies. Implement custom WordPress development where required to support new business initiatives. Manage website performance, security and CDN configuration, including Cloudflare and cookie consent solutions. Support the launch of new AI-driven products and API offerings by delivering new website functionality and landing pages. Monitor website performance ...

Qlik Sense Designer

Hiring Organisation
Teksystems
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
create consistent and trusted datasets. Ensure the accuracy, consistency, and integrity of all reporting outputs, addressing data quality issues where needed. Optimise dashboard performance and user experience by refining data models, queries, and visual design. Support business users through training, documentation, and knowledge sharing to maximise adoption and self … with analytics, data, and technology teams. The environment is enterprise-scale and may include regulated contexts, with a strong focus on robust data modelling, performance optimisation, and high standards of reporting quality. You will use Qlik Sense as your primary tool, alongside related technologies such as SQL, Qlik ...

Data Engineer

Hiring Organisation
Lynx Recruitment Ltd
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
Microsoft Fabric, Databricks, or similar technologies Build and optimise data solutions using Python, Spark, PySpark, and/or SQL Support data integration, transformation, and performance optimisation Collaborate with stakeholders to ensure high-quality, reliable data architecture Essential Skills & Experience Hands-on experience with Microsoft Fabric, Databricks, or equivalent ...

Dynamics 365 Developer - London (Remote) - c£70K

Hiring Organisation
Nigel Frank International
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 per annum
relational database design Knowledge of Azure services, REST/SOAP APIs and enterprise system integrations Strong understanding of secure coding practices, solution architecture and performance optimisation Excellent analytical, debugging and problem-solving skills ...

Systems & Cloud Engineer

Hiring Organisation
Larbey Evans
Location
City Of London, England, United Kingdom
leadership, escalation support, and operational oversight for core enterprise infrastructure, including VMware, Windows Server, Active Directory, DNS, and DHCP Drive infrastructure design, capacity planning, performance optimisation, root cause analysis, and continuous service improvement Participate in an on-call rota and collaborate across teams to maintain service availability ...

Sitecore Developer - Outside IR35

Hiring Organisation
SRG
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£0 per day
CMS. Work with stakeholders to translate business requirements into technical solutions. Deliver integrations with third-party platforms, APIs and enterprise systems. Support platform upgrades, performance optimisation and technical improvements. Contribute to CI/CD pipelines, automated deployments and development best practices. Collaborate with UX, content and product teams ...

Senior Software Engineer

Hiring Organisation
Apex Systems
Location
City of London, London, United Kingdom
proficiency (command-line tools, shell scripting) Preferred Qualifications Experience with high-throughput, low-latency systems at scale Advanced coding skills including concurrency, profiling, and performance optimisation Experience with CI/CD pipelines and deployment automation Experience with security at the network edge (DDoS protection, authentication protocols, TLS termination ...

Staff Software Engineer

Hiring Organisation
Stepstone UK
Location
South East London, London, United Kingdom
Employment Type
Permanent
OpenAI, Bedrock), prompt orchestration, tool usage and interaction patterns. Expertise in AI system design including state management, memory strategies, evaluation approaches, guardrails, observability and performance optimisation for LLM-powered systems. Strong communication and influencing skills, with experience mentoring engineers and driving high standards across teams while engaging both ...

Salesforce Technical Architect (Multi-Cloud)

Hiring Organisation
Panoramic Associates
Location
London, United Kingdom
Employment Type
Contract
SOQL, Flow, and Platform development knowledge. Experience designing enterprise integrations using MuleSoft and APIs. Strong understanding of Salesforce security, data modelling, governance, and performance optimisation. Excellent stakeholder management and communication skills. Desirable: Salesforce Certified Technical Architect (CTA) or Application/System Architect certifications. Experience working on enterprise-scale digital ...

Senior Python Engineer - Data Platform

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
degree with high mathematical and computing content e.g. Computer Science, Mathematics, Engineering or Physics Familiarity with distributed systems and orchestration Experience with performance optimization and large‐scale data processing Contributions to open‐source projects Experience with market data Inclusion, Work‐Life Balance and Benefits at Man Group ...

FX Options Quantitative Developer (Assistant Vice President)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
numerical techniques including Monte Carlo methods and partial differential equation solvers. Develop production software using C++ and Python, applying object-oriented design principles and performance optimisation techniques including hardware acceleration. Work closely with traders and structurers to translate business requirements into reliable, scalable quantitative systems. Collaborate with technology … structured and traded. Experience working in a financial services environment alongside trading desks or quantitative research teams. Practical exposure to hardware acceleration techniques for performance-critical quantitative applications. What We Offer We work hard to have a positive financial and social impact on the communities we serve. In turn ...

FX Options Quantitative Developer (Assistant Vice President)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
numerical techniques including Monte Carlo methods and partial differential equation solvers. Develop production software using C++ and Python, applying object‐oriented design principles and performance optimisation techniques including hardware acceleration. Work closely with traders and structurers to translate business requirements into reliable, scalable quantitative systems. Collaborate with technology … structured and traded. Experience working in a financial services environment alongside trading desks or quantitative research teams. Practical exposure to hardware acceleration techniques for performance‐critical quantitative applications. What We Offer We work hard to have a positive financial and social impact on the communities we serve. In turn ...

Database Site Reliability Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Responsibilities Design, configure, and operate highly available database and data storage systems Drive reliability, performance, scalability, and operational excellence across database environments Lead platform improvement initiatives Monitor, optimise, and automate database operations Identify and address technical debt and performance bottlenecks Support reliability of data pipelines and services Participate … platform systems Proven ability to own services end-to-end Strong technical expertise Excellent problem-solving and collaboration skills Solid understanding of database design, performance optimisation, and reliability engineering principles Experience with monitoring, observability, alerting, and incident management practices Understanding of data platforms and data pipelines #J ...

Principal, Lead Engineer AI

Hiring Organisation
EBRD
Location
Greater London, United Kingdom
Employment Type
Full Time
introducing new capabilities. Software Design and Development Leads the design and delivery of AI/ML solutions within their scope, ensuring high standards of performance, scalability and maintainability. Designs and oversees implementation of end-to-end ML workflows, including data pipelines, feature engineering, model development and deployment, working closely … standards. Oversees the end-to-end AI/ML lifecycle within their scope, from prototyping through to deployment and optimisation. Ensures that solutions consider performance, interpretability and appropriate use of AI, in line with organisational standards and expectations. Promotes the adoption of modern AI techniques, including machine learning, natural ...

Technology Architect - Databricks

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
best-practice playbooks for Databricks implementations. \* Architect scalable ETL/ELT pipelines using PySpark, Spark SQL, Delta Live Tables, and Databricks Workflows. \* Implement performance optimization strategies for notebooks, clusters, job orchestration, and data storage. \* Guide teams in building curated, governed data models leveraging Delta Lake Medallion Architecture (Bronze–Silver ...