11 of 11 Remote/Hybrid Performance Optimisation Jobs in the City of London

Cloud Engineer

Hiring Organisation
83zero Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£70,000
responsibilities: Design, build, and maintain cloud infrastructure (primarily Azure and GCP) Develop and manage CI/CD pipelines and automation Implement monitoring, alerting, and performance optimisation Ensure security, compliance, and system reliability Troubleshoot production issues and provide operational support Collaborate with architects, developers, and stakeholders Champion DevOps culture ...

Senior Golang Engineer

Hiring Organisation
PCR Digital
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £650/day Inside IR35
years of relevant industry experience Significant experience with Golang and Git/GitHub SCM Strong experience with coding techniques and standard methodologies for security, performance optimization, and ease-of-use Experience in utilisation and deployment of cloud technologies in AWS or GCP , experience in container technologies such as Docker … through analytics dashboards Passion for high-quality code, tests, CI/CD, documentation, and production services Track record of driving improvements in code quality, performance , etc. Experience leveraging ORMs to interact with databases efficiently Familiarity with Python, Java, Swift, C, C++ and/or Objective-C ; and JavaScript ...

Senior Frontend Developer

Hiring Organisation
Rullion Limited
Location
City of London, London, United Kingdom
Employment Type
Contract, Work From Home
Senior Frontend Developer with strong experience in TypeScript and React Native to join our development team. In this role, you will build scalable, high-performance web applications and work closely with cross-functional teams to deliver outstanding user experiences. This is initially a six-month contract with potential … closely with UX/UI designers to deliver intuitive and engaging interfaces Write clean, efficient, and maintainable code following best practices Optimise applications for performance and scalability Participate in code reviews to ensure high development standards Troubleshoot and resolve issues across development and production environments Contribute to architectural decisions ...

Contract Android Engineer - Central Government Project (Inside IR35)

Hiring Organisation
Morson Edge
Location
City of London, London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£450 - 500 per day
handling sensitive data Desirable Skills: Experience with modern Android architecture (e.g., MVVM, Clean Architecture) Familiarity with CI/CD pipelines and automated testing Performance optimisation and app scalability experience Experience working on high-traffic or mission-critical applications What You'll Bring: A strong focus on delivery ...

Global Banking & Markets - Software Engineer - Vice President - London

Hiring Organisation
Jobleads-UK
Location
City Of London, England, United Kingdom
Docker), and JVM tuning for containerized workloads. Observability & Operations: Application instrumentation (metrics, distributed tracing, structured logging) and production support in high‐availability environments. Data & Performance: Data modeling, SQL/NoSQL databases, caching strategies, and performance optimization in latency‐sensitive systems. Security: Enterprise security patterns; authentication protocols, mutual ...

IOS Developer

Hiring Organisation
Experis
Location
City of London, London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£400 - £401 per day
Collaborating closely with Product, Design, Backend, QA, and DevOps teams to deliver new features and enhancements Troubleshooting and resolving issues to ensure optimal app performance, security, and quality Participating in code reviews, architecture discussions, and staying updated with the latest iOS technologies and Apple guidelines Managing your workload independently … Proven experience in building and maintaining iOS applications with Swift and/or Objective-C Strong understanding of iOS development best practices, security, and performance optimisation Excellent communication skills and the ability to work collaboratively across teams Ability to manage tasks independently and contribute to technical discussions Familiarity ...

Contract iOS Engineer - Central Government Project (Inside IR35)

Hiring Organisation
Morson Edge
Location
City of London, London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£450 - 500 per day
Strong understanding of secure coding practices and data protection considerations Desirable: Experience with CI/CD pipelines and automated testing for iOS Knowledge of performance optimisation and scalability in mobile apps Previous experience delivering services to large user bases What You'll Bring: A pragmatic, delivery-focused mindset ...

Microsoft Dynamics Consultant

Hiring Organisation
Propel
Location
City of London, London, United Kingdom
major ERP transformation programme on an 8-month contract. This is a fantastic opportunity to play a key role in driving finance system optimisation, automation, and process excellence within an international environment 🌍 🔍 What we’re looking for: • Microsoft Dynamics 365 Business Central expert with 4+ years’ hands-on experience … finance systems, and internal platforms) • Drive automation initiatives using Power Platform • Deliver training and support to finance users • Contribute to system improvements, upgrades, and performance optimisation ✈️ Additional Info: • International travel required • Hands-on role within a collaborative ERP and Finance team ...

Data Engineer Lead Role - Hybrid - Banking

Hiring Organisation
GCS
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £700/day Inside IR35
migrating from an on-premise Oracle estate to a modern data platform built on cloud and Databricks. This role leads the design, implementation, and optimisation the Data Mart and migration processes, ensuring alignment with enterprise data architecture and compliance standards. Core Responsibilities Databricks/Modern Data Platform Engineering Lead … Data Marts using Databricks (SQL/Python). Follow engineering best practices including version control, CI/CD, orchestration, and environment management. Ensure governance, performance optimisation. Legacy Oracle Migration Leadership Lead and coordinate the migration of data assets from Oracle database systems to the modern cloud data platform. Oversee ...

Demand Generation Manager

Hiring Organisation
Job Board Direct
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£45,000
Europe and US. Your role is to turn that strategy into a functioning system that consistently generates qualified opportunities through structured workflows, automation, and performance optimisation. This is a build-and-run role, requiring someone who can design infrastructure, implement it end-to-end, and continuously improve it using … playbooks aligned to ICPs f Build an always on paid strategy platforms Generate consistent flow of qualified, sales-ready opportunities Create clear visibility of performance across the funnel Continuously optimise system efficiency through data Build outreach systems (email, ABM) Create campaign workflows and sequencing Analyse and report on performance ...

Technical Art & 3D Modelling Trainer

Hiring Organisation
Realityjam
Location
City of London, London, United Kingdom
Confident, production-level proficiency in all three is essential: Unity Engine Scene assembly, asset import pipelines, prefab workflows, materials and shaders, lighting, LOD, and optimisation for real-time game environments. Blender 3D modelling (hard surface and organic), UV unwrapping, retopology, rigging fundamentals, baking, and FBX/glTF export … teaching each tool at a production level. Deep understanding of real-time art pipelines: polygon budgets, texture atlasing, normal map workflows, PBR materials, and performance optimisation. Ability to communicate complex technical concepts clearly to learners at different skill levels. Self-directed and reliable — able to plan and deliver sessions ...