1 to 25 of 32 Remote/Hybrid Performance Optimisation Jobs in the South East

C++ Developer

Hiring Organisation
Noir
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£90,000 - £130,000 per annum
Trading Algorithm Strategist - Cash Equities & Algorithmic Trading - London/Hybrid (C++, Algorithmic Trading, Quantitative Trading Strategies, Cash Equities, Low-Latency Systems, High-Performance Computing, Smart Order Routing, Best Execution, Market Data, Order Execution, Linux, TCP/IP, UDP/Multicast, Python, Distributed Systems, Software Architecture, Performance Optimisation … algorithmic execution solutions across the cash equities markets. You will sit within a highly technical Algo Development team, working on the design, development and optimisation of high-performance trading algorithms that directly influence how institutional clients execute their orders. This is a hands-on engineering position combining software ...

Drupal Developer

Hiring Organisation
X4 Group
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£350.00 - £375.00 per day
error handling and monitoring Manage version control, code reviews, automated testing and CI/CD processes using Git and modern development practices Monitor website performance, availability, response times, errors and security patching Maintain backup, restoration, disaster recovery and operational documentation Collaborate with UX designers, user researchers and content specialists … experience managing Drupal upgrades, security patching, regression testing, deployments and rollback procedures Experience maintaining secure and resilient web services, including monitoring, logging, incident management, performance optimisation and backups Practical understanding of WCAG 2.2 AA, accessible HTML, keyboard navigation and screen reader compatibility Experience with Git, pull requests, code ...

AI Economics & FinOps Lead

Hiring Organisation
WTW
Location
Reigate, Surrey, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
Technology (ICT) line of business. The primary focus is to maximise the business value of AI and GenAI expenditure through active governance, consumption optimisation, unit economics and value measurement, while retaining core FinOps responsibility for the wider cloud estate. The role will provide insightful reporting and analytics, improve financial … types of diversity. The Role You will be the go-to expert for AI tool and model usage, advising teams on best practices and optimisation strategies, while leading the Token Economics working group and supporting the wider FinOps operating model across cloud and AI spend. Drive cost efficiency ...

Site Reliability Engineer - Security Cleared

Hiring Organisation
G-TECH TALENT LIMITED
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£90,000 - £105,000 per annum
across several of the following technologies: Software Engineering & Programming Python, Java, Go (Golang) or JavaScript Bash scripting and automation Production-level software development Debugging, performance optimisation and troubleshooting Software engineering principles and distributed systems architecture Cloud, Containers & Infrastructure Kubernetes and Docker Container orchestration and management Linux-based production …/CD pipelines and deployment automation Monitoring, alerting and observability Production incident management and root-cause analysis Infrastructure upgrades and platform migrations System reliability, performance and operational efficiency AI & Advanced Engineering Large Language Models (LLMs) AI-assisted engineering and automation Large-scale data platforms Automated deployment and infrastructure management ...

Lead Software Developer

Hiring Organisation
Bytes Software Services
Location
Leatherhead, Surrey, UK
Employment Type
Full-time
technologies as required. Nice to Have: Experience with AWS or GCP; GraphQL, gRPC or REST API design; OWASP and GDPR; or mobile and web performance optimisation. MEASURES & GOALS (HOW WILL THE SUCCESS OF THE PERSON IN THIS POSITION BE MEASURED – WHAT ARE THE EXPECTED OUTPUTS) OBJECTIVE MEASURE FREQUENCY Deliver ...

Lead Data Consultant - AWS / Databricks

Hiring Organisation
Scale Factory
Location
South East London, London, United Kingdom
Employment Type
Permanent, Work From Home
Advisory Facilitate technical discovery and architecture alignment sessions with client engineering teams and technical leads. Act as a trusted technical advisor on trade-offs, performance optimization, refactoring, and risk mitigation. Communicate architectural concepts, decision records, and technical trade-offs clearly to both technical and non-technical stakeholders. Practice Building ...

Finance Operations Lead AI

Hiring Organisation
Client Server
Location
Reigate, Surrey, UK
Employment Type
Full-time
Finance Operations Lead your primary focus will be to maximise the business value of AI and GenAI investment through effective governance, consumption optimisation, unit economics and value measurement, while retaining FinOps responsibility across the wider cloud estate. You'll act as the subject matter expert for AI and model … cloud usage. Collaborating with Engineering, Product and Finance, you'll identify opportunities to reduce consumption without compromising outcomes, using techniques such as prompt optimisation, context management, caching, model routing and batching. You'll also analyse LLMs and models across providers and pricing tiers to inform cost effective technology decisions. ...

Platform Engineer

Hiring Organisation
Matchtech
Location
Guildford, Surrey, UK
Employment Type
Full-time
standards and best practices across the data estateWork with Product, Analytics and Data Science teams to deliver effective data platform solutionsSupport platform operations, monitoring, performance optimisation and reliabilityApply Infrastructure as Code principles to support consistent and efficient platform managementShare technical knowledge and contribute to continuous improvement across ...

Senior Software Developer

Hiring Organisation
AWD online
Location
Hounslow, Middlesex, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £85,000 per annum
integration patterns Proficiency with CI/CD pipelines, version control and automated testing practices Skills in SQL, NoSQL or PostgreSQL database development and performance optimisation Familiarity with unit testing and integration testing approaches Ability to interpret architectural designs and apply technical standards to delivery Knowledge of secure coding … principles, performance and maintainability best practice Strong engineering capability, attention to detail and a quality-focused approach Effective collaboration with developers, analysts, architects and wider technology teams Structured problem-solving, accountability and a continuous-improvement mindset Ability to mentor and support junior and intermediate developers HOW TO APPLY ...

Data Scientist

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£65,000 per annum
Designing data structures, feature sets, scoring methodologies, and model outputs Evaluating emerging AI technologies and analytical techniques for commercial application Supporting the launch and performance optimisation of data products Defining and monitoring key technical performance metrics, including model stability and data quality Producing insights, visualisations, and analytical ...

Senior Data Engineer

Hiring Organisation
Tenth Revolution Group
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£65,000 - £75,000 per annum
understanding of data modelling, data warehousing and ETL development. Experience delivering cloud data solutions within AWS, Azure or GCP environments. Knowledge of Snowflake architecture, performance optimisation and cost management. Strong stakeholder management skills with the ability to communicate complex technical concepts to non-technical audiences. Experience leading engineering ...

Full Stack Software Engineer - Global Trading Firm

Hiring Organisation
Robert Walters
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£600.00 - £700.00 per day
Join a leading global investment management business, building high-performance front-office applications that support portfolio managers, investment professionals and trading workflows. This is a high-impact engineering role combining hands-on full-stack development, scalable architecture and direct collaboration with front-office stakeholders. Senior Full Stack Software Engineer … PAYE Build technology at the heart of global investment management. Join a leading global investment management business, building high-performance front-office applications that support portfolio managers, investment professionals and trading workflows. This is a high-impact engineering role combining hands-on full-stack development, scalable architecture and direct ...

Snowflake Data Architect

Hiring Organisation
Tenth Revolution Group
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£80,000 - £95,000 per annum
delivering Snowflake-based data platforms. Strong understanding of data architecture, data modelling and modern cloud data ecosystems. Expertise in Snowflake architecture, governance, security and performance optimisation. Strong SQL and data engineering background, with experience of Python highly beneficial. Experience working with AWS, Azure or GCP cloud platforms. Ability ...

Power BI Developer

Hiring Organisation
R3vamp Limited
Location
Milton Keynes, Buckinghamshire, United Kingdom
Employment Type
Full-Time
Salary
£0 per annum
models, supported by advanced DAX and strong SQL skills. You'll have a solid understanding of data modelling, reporting governance, data quality, testing and performance optimisation, alongside experience working with technologies such as Databricks, Azure Data Factory, Azure Data Lake or similar modern data platforms. Advanced Excel skills ...

Backend Engineer

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £80,000 per annum
auditability. Work closely with engineering teams to integrate backend systems with AI and machine learning services. Improve observability through monitoring, logging, testing and performance optimisation. Contribute to architecture decisions and engineering best practices. Support cloud infrastructure, deployment pipelines and production environments. Help deliver highly available systems used by enterprise ...

Senior Full Stack Engineer

Hiring Organisation
Dignity Funerals Limited
Location
Maidenhead, Berkshire, South East, United Kingdom
Employment Type
Permanent
Salary
£90,000
sometimes ambiguous problems. Helping to define and influence the technical vision for our systems and services. Balancing delivery priorities with long-term maintainability, performance and scalability. Leading technical improvements, including migrations, automation and the introduction of new tooling. Responding effectively to critical incidents and business-critical technical challenges. Using … discovery, experimentation and proof-of-concepts to shape technical direction. Improving engineering efficiency through best practice, standardisation and automation. Leading standards across observability, performance, testing and system quality. Communicating risks, options and technical trade-offs clearly to both technical and non-technical stakeholders. Mentoring junior and mid-level engineers ...

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 ...

Senior Technical Consultant - Azure

Hiring Organisation
Softcat
Location
Marlow, Buckinghamshire, UK
Employment Type
Full-time
designing and delivering secure, scalable and resilient Microsoft Azure solutions aligned to customer and business requirements. Implementing Microsoft Azure best practices, including cost management, performance optimisation and operational readiness. We'd love you to haveExcellent proven and recent experience working in a technical consulting or professional services role ...

Platform Engineer

Hiring Organisation
Hackajob Ltd
Location
Oxford, Oxfordshire, South East, United Kingdom
Employment Type
Permanent
platform, including routing and switching, external peering, transit connectivity, BGP and inter-datacentre links. Manage the platform lifecycle through patching, upgrades, capacity planning, performance optimisation, hardware support and proactive maintenance. Automate provisioning, configuration and operational workflows using tools such as Ansible, Terraform, Packer and GitOps, reducing manual effort ...

Google Cloud Platform (GCP) Architect

Hiring Organisation
Diana Duggan UK Limited
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£400.00 per day
multiple teams Own operational excellence by proactively identifying patterns in system failures, operational metrics, and data; designing and implementing systematic improvements to system reliability, performance, and observability Evaluate and lead vendor/technology assessments - leading sessions with external vendors, startups, and internal teams to drive outcomes-oriented evaluation … design, application development, testing, and operational stability at scale Advanced proficiency in one or more modern programming languages with demonstrated ability to optimize for performance, maintainability, and security with GoLang or Python being preferred including performance optimization and concurrency patterns Advanced Kubernetes platform engineering expertise, including hands ...

Data Developer (12 month contract)

Hiring Organisation
A&O Shearman
Location
Uxbridge, Middlesex, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
processes using Data Factory, Data Pipelines, Notebooks, and Spark. Develop, maintain, and enhance SQL scripts, stored procedures, views, and data models. Monitor and troubleshoot performance issues within Fabric environments. Implement security, access controls, and governance standards. Support CI/CD deployment processes and source control best practices. Collaborate with … data modelling techniques, including star schemas and dimensional modelling. Experience with Power BI semantic models and reporting. Knowledge of data governance, security, and performance optimisation. Experience using Git and CI/CD deployment practices. Strong problem-solving and analytical skills. Desirable Experience with Microsoft Fabric. Experience with Azure Data ...

Data Developer (12 month contract)

Hiring Organisation
A&O Shearman
Location
Richmond, Surrey, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
processes using Data Factory, Data Pipelines, Notebooks, and Spark. Develop, maintain, and enhance SQL scripts, stored procedures, views, and data models. Monitor and troubleshoot performance issues within Fabric environments. Implement security, access controls, and governance standards. Support CI/CD deployment processes and source control best practices. Collaborate with … data modelling techniques, including star schemas and dimensional modelling. Experience with Power BI semantic models and reporting. Knowledge of data governance, security, and performance optimisation. Experience using Git and CI/CD deployment practices. Strong problem-solving and analytical skills. Desirable Experience with Microsoft Fabric. Experience with Azure Data ...

Principal Fortinet Engineer

Hiring Organisation
Rise Technical
Location
Aldershot, Hampshire, UK
Employment Type
Full-time
work across different sectors, technologies and projects within a supportive environment. In this role, you will lead the design and delivery of secure, high-performance Fortinet SD-WAN solutions. You will define resilient, multi-site network architectures, act as the technical authority for complex issues and mentor engineers … multi-site networksStrong knowledge of firewalls, VPNs, segmentation and zero trust principlesConfident producing high-level and low-level designs and technical documentationExcellent troubleshooting and performance optimisation skillsStrong communication, stakeholder management and mentoring skillsRise Technical Recruitment Ltd acts an employment agency for permanent roles and an employment business ...

Principal Fortinet Engineer

Hiring Organisation
Rise Technical Recruitment
Location
Farnborough, Hampshire, United Kingdom
Employment Type
Permanent
Salary
£75000 - £87000/annum
work across different sectors, technologies and projects within a supportive environment. In this role, you will lead the design and delivery of secure, high-performance Fortinet SD-WAN solutions. You will define resilient, multi-site network architectures, act as the technical authority for complex issues and mentor engineers … Strong knowledge of firewalls, VPNs, segmentation and zero trust principles Confident producing high-level and low-level designs and technical documentation Excellent troubleshooting and performance optimisation skills Strong communication, stakeholder management and mentoring skills Rise Technical Recruitment Ltd acts an employment agency for permanent roles and an employment ...

Java Modernization Technical Architect - SC Clearance

Hiring Organisation
Randstad Technologies
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£450.00 - £500.00 per day
Actions. Landing Zone & Cloud Integration: Architect integrations with Azure Landing Zones, Azure Storage, Azure SQL, and Azure Key Vault while ensuring strict security hardening, performance optimization, and observability. Governance & Leadership: Provide architectural oversight, conduct design reviews, establish migration best practices, and collaborate closely with client stakeholders, engineering leads … Azure Storage, Azure SQL, and Azure Key Vault. Modernization & Security: Track record in legacy-to-cloud application migration, OAuth2, JWT, REST API architecture, performance tuning, and security hardening. Containerization: Hands-on experience with Docker and Kubernetes for container orchestration. Front-End Fundamentals: Exposure to client-side technologies such ...