151 to 175 of 277 Performance Optimisation Jobs in the UK

Software Developer (React) - Up to £120,000 + Bonus + Package

Hiring Organisation
Hunter Bond
Location
City of London, London, United Kingdom
people genuinely love what they work on Friendly, tight-knit engineering culture Flat structure with clear and achievable progression Exposure to cutting-edge tooling, performance optimisation, and large-scale systems ...

Senior Data Engineer

Hiring Organisation
Searchability NS&D
Location
City of London, London, United Kingdom
with core data engineering tools and technologies (e.g. ETL/ELT pipelines, data warehouses, orchestration tools) Strong understanding of data modelling, data quality, and performance optimisation Desirable Experience Experience with Palantir (Foundry, Gotham) Willingness and aptitude to learn Palantir technologies on the job Background working in defence, government ...

Senior Embedded Software Engineer

Hiring Organisation
Redline Group Ltd
Location
Cambridge, Cambridgeshire, East Anglia, United Kingdom
Employment Type
Permanent
Salary
£75,000
RTOS, and low-level interfaces (SPI, I2C, UART) Solid understanding of microcontrollers, SoCs, and hardware/software co-design Experience with system-level design, performance optimisation, and fault tolerance Desirable Experience for this Senior Embedded Software Engineer role based in Cambridgeshire: Background in safety-critical systems and compliance ...

BI Developer (Power BI, DAX & Data Modelling)

Hiring Organisation
Sanderson Recruitment
Location
Manchester, North West, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
Up to £440 per day
Developer/Power BI Developer Strong experience in dimensional modelling (star schema design) Advanced Power BI & DAX skills (measures, time intelligence, performance optimisation) Hands-on experience building semantic models without a formal data warehouse layer Strong SQL skills for data analysis and troubleshooting Experience working with operational data ...

Prduct Owner

Hiring Organisation
COMXPS LTD
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
From £550 to £600 per day
with engineering teams Understanding of programming concepts, including data structures, algorithms, and software design patterns Knowledge of technical architecture, including system design, scalability, and performance optimisation Proven ability to work effectively with cross-functional teams, including engineering, commercial teams, and senior management Experience leading geographically distributed teams Experience ...

Shopify Tech Lead - Leeds

Hiring Organisation
Searchability (UK) Ltd
Location
Leeds, West Yorkshire, Yorkshire, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£55,000
themes and solutions Acting as the Shopify technical authority across projects Reviewing code, mentoring developers, and driving front-end best practice Contributing to tooling, performance optimisation, and delivery standards What you'll bring: Strong commercial experience delivering Shopify projects in an agency setting Expert knowledge of Shopify Liquid ...

BI Developer (Power BI, DAX & Data Modelling)

Hiring Organisation
Sanderson Recruitment
Location
Warrington, Cheshire, UK
Developer/Power BI Developer Strong experience in dimensional modelling (star schema design) Advanced Power BI & DAX skills (measures, time intelligence, performance optimisation) Hands-on experience building semantic models without a formal data warehouse layer Strong SQL skills for data analysis and troubleshooting Experience working with operational data ...

BI Developer (Power BI, DAX & Data Modelling)

Hiring Organisation
Sanderson Recruitment
Location
Manchester, UK
Developer/Power BI Developer Strong experience in dimensional modelling (star schema design) Advanced Power BI & DAX skills (measures, time intelligence, performance optimisation) Hands-on experience building semantic models without a formal data warehouse layer Strong SQL skills for data analysis and troubleshooting Experience working with operational data ...

Senior SAP BW Consultant

Hiring Organisation
Jobleads-UK
Location
Watford, England, United Kingdom
/4HANA Hands‐on experience with a wide range of BW object types and tools Advanced development capabilities in data modelling, ETL processes, and performance optimisation ABAP for BW Development Skilled in creating custom function modules, class methods, and standalone programs Good understanding of ABAP used ...

Salesforce Solution Architect

Hiring Organisation
Stackstudio Digital Ltd
Location
Wokingham, Berkshire, South East, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
From £500 to £525 per day
Salesforce architecture across enterprise programs Provide hands-on architectural guidance for Apex, Lightning Web Components (LWC), Flows, automation, security, and performance optimization Establish and enforce Salesforce architectural standards, design patterns, and best practices Review solution designs to ensure scalability, resilience, security, and maintainability Security & Data Architecture Define and enforce ...

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

Hiring Organisation
Jobleads-UK
Location
Greater 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 ...

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 ...

C++ Developer

Hiring Organisation
Anson McCade
Location
Manchester, England, United Kingdom
capability in Manchester. They’re looking to bring in multiple C++ Developers across a range of experience levels to support the development of high-performance, mission-critical systems. This is an opportunity to work on complex, real-world problems where your code has a direct and meaningful impact. … fast-paced, with plenty of scope to broaden your skillset and work with new tools and technologies. You’ll be involved in: • Developing high-performance applications using modern C++ • Working at a low level on Linux-based systems • Building scalable, robust solutions with a focus on efficiency and concurrency ...

SAP Developer

Hiring Organisation
Searchability
Location
Leeds, UK
Employment Type
Full-time
across systems Collaborate with cross-functional teams to deliver high-quality solutions Support integration across SAP and wider enterprise platforms Contribute to system improvements, performance optimisation, and ongoing enhancements TECH STACK/REQUIREMENTS Strong SAP development experience (e.g. ABAP, S/4HANA) Demonstrable experience with SAP Data Services … BODS) for ETL/data integration Exposure to SAP HANA database environments (data modelling, performance or database-level work) Experience working within enterprise-scale environments Experience delivering on large transformation or integration programmes Strong understanding of SAP architecture and system integration Ability to work independently and contribute quickly within ...

SAP Developer

Hiring Organisation
Searchability (UK) Ltd
Location
Leeds, West Yorkshire, Yorkshire, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £550 per day
across systems Collaborate with cross-functional teams to deliver high-quality solutions Support integration across SAP and wider enterprise platforms Contribute to system improvements, performance optimisation, and ongoing enhancements TECH STACK/REQUIREMENTS Strong SAP development experience (e.g. ABAP, S/4HANA) Demonstrable experience with SAP Data Services … BODS) for ETL/data integration Exposure to SAP HANA database environments (data modelling, performance or database-level work) Experience working within enterprise-scale environments Experience delivering on large transformation or integration programmes Strong understanding of SAP architecture and system integration Ability to work independently and contribute quickly within ...

Rust Developer

Hiring Organisation
XPERT-CAREER LTD
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£700 per day
Rust Developer – Contract Opportunity Role Overview A leading technology-driven trading firm is seeking an experienced Rust Developer to join its high-performance engineering team. In this role, you will play a key part in designing, developing, and maintaining low-latency, mission-critical trading systems. This opportunity offers … fast-paced and intellectually stimulating environment where your work will have a direct impact on business performance. Key Responsibilities Develop and maintain high-performance trading applications using Rust Write clean, scalable, and well-tested code Collaborate closely with engineers, quantitative analysts, and operations teams to deliver reliable solutions Contribute ...

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 ...

FPGA Firmware Engineer

Hiring Organisation
Saxon Recruitment Solutions
Location
Ulverston, Cumbria, North West, United Kingdom
Employment Type
Permanent
Salary
£70,000
throughput digital signal processing (DSP), beamforming, and robust operation in demanding subsea environments. The FPGA Engineer will contribute to the development of reliable, high-performance embedded systems deployed in offshore, marine, defence, and scientific applications. What you'll do: 1. FPGA Architecture & Real-Time Signal Processing Develop FPGA designs … processing Beamforming algorithms Pulse compression and matched filtering Implement high-speed streaming data pipelines Optimise fixed-point arithmetic for deterministic real-time performance Design low-latency architectures suitable for active sonar systems. 2. High-Speed Interface Development Implement and validate interfaces such as: High-speed ADC/DAC interfaces ...

Tech Specialist

Hiring Organisation
Tech Mahindra
Location
Reading, England, United Kingdom
Cypress, JIRA, Xray, Postman, AI enabled Testing Solution (AVO, AccelQ, UiPath), Plutora, Apwide Golive , AWS/Azure/GCP basic fundamentals, Unix shell Scripting,Performance Engineering Methodology, SRE, LoadRunner, J-Meter, Dynatrace, Splunk. Gremlin, Postman, Performance Testing process, Telecom Domain, Thought Leadership and Program Management Key Responsibilities: Design … test environment infrastructure, including hardware, software, and network resources. Environment Design: Design and configure test environments to meet the needs of testing teams. Design Performance Test Strategy and Plans: Develop comprehensive performance test strategies and plans to be implement across program level. Thought Leadership : Keep up to date ...

Power BI Specialist

Hiring Organisation
Tenth Revolution Group
Location
Birmingham, West Midlands, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 per annum
analytics delivery. Key Skills * Strong Power BI experience (modelling, DAX, Power Query, deployment, security) * Solid understanding of data modelling (star schema) * Advanced DAX and performance optimisation * Experience working with stakeholders What's on Offer * Salary up to £45,000 * Hybrid working (Stafford-based) * Meaningful, impactful projects * Microsoft-recognised ...

Full Stack Engineer

Hiring Organisation
Formula
Location
United Kingdom
backend fundamentals and experience with Node.js + TypeScript Ability to build frontend features with React and modern CSS Solid understanding of debugging, testing, and performance optimisation Comfortable working collaboratively in a remote environment Familiarity with cloud platforms and modern dev tooling is a plus Nice to Have Experience ...

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 ...

AI Engineer

Hiring Organisation
Formula
Location
United Kingdom
support pipelines Architect large-scale RAG and knowledge systems Design multi-agent and agent swarm architectures Manage LLM integration, model selection and cost/performance optimisation Fine-tune domain-specific LLMs and maintain observability (LangFuse, W&B) Build workflow automation pipelines with n8n and LangChain What ...

C++ Developer - MCR

Hiring Organisation
Anson Mccade
Location
Manchester, North West, United Kingdom
Employment Type
Permanent
Salary
£55,000
using modern standards Experience developing on Linux (build systems, compilers, tooling) Knowledge of networking protocols (TCP/IP, HTTP, DNS, DHCP etc.) Understanding of performance optimisation and concurrency Experience with Agile environments and tools (e.g. Jira) Exposure to scripting or additional languages (Python, Bash, Ruby etc.) Ability ...

Embedded Software Engineer

Hiring Organisation
Premier Group
Location
Crawley, England, United Kingdom
C++/C. Experience working with real-time systems and scheduling (RTOS concepts or similar). Understanding of memory management, timing constraints, and performance optimisation in embedded environments. Experience with board bring-up, hardware validation, and fault finding. Familiarity with reading schematics and working alongside electronics engineers. Experience ...