Performance Engineer - 2,021+ job offers

As part of our Silicon Technologies group, you’ll help design and manufacture our next-generation, high-performance, power-efficient processor, system-on-chip (SoC). You’ll ensure Apple products and services can seamlessly handle the tasks that make them beloved by millions. Joining this group means

Bristol or London, 3 days in the office, 2 days WFH At Fractile, we’re building what we believe will be the world’s fastest AI inference chip from the ground up. We’re balanced across hardware and software engineering, and HW/SW co-design is real here. We move fast, and we help each other move fast.

Do you have an uncommon desire to seek out and solve exceedingly difficult challenges rather than the easy ones? Do you believe that truly valuable and meaningful accomplishments are the result of pushing the limits of perseverance? Do you believe that a world-class team with relentless drive can su

Role: Performance Test Engineer Location: Warwick, UK Employment: Contract - Inside IR35 (3 months to start with) Skills: Hands-on experience with performance testing tools such as Apache JMeter LoadRunner Gatling NeoLoad Knowledge of programming/scripting languages (Java, Python, JavaScript, etc.)

Required Skills & Experience Performance Testing Tools ∙10–12 years of handson experience in performance testing ∙Strong expertise with one or more tools such as: o LoadRunner (LR), JMeter, Gatling, NeoLoad Technical & Engineering Skills ∙Strong understanding of client–server, web, microserv

Visa

About Us Visa is a world leader in payments technology, facilitating transactions between consumers, merchants, financial institutions and government entities across more than 200 countries and territories, dedicated to uplifting everyone, everywhere by being the best way to pay and be paid. At Visa

Initialize

.NET Performance Engineer- Global tech. company - UK - remote Excellent opportunity to join a new team, owning the runtime health and throughput characteristics of the platform. This is a specialist contributor role — you won't be building feature logic, you'll be ensuring the systems that run it do

Salary scale: £34,000 - £35,000 per annum Closing date: 22 April 2026 What is the purpose of this job? This is a member and wider stakeholder facing role assisting Passenger Train Operator members in improving the performance of rolling stock. This is achieved by leading and driving change and impro

Permanent | Hybrid (Leeds – 3 days onsite) I’m currently working with a key client undergoing a large-scale technology transformation, and they’re looking for a Performance Test Engineer to join their growing engineering team. This is a fantastic opportunity for someone who wants to move beyond pure

Akkodis

Systems Performance Modelling Engineer is required for a long term contract assignment based out of Stevenage or Bristol 4 day compressed week available. Skillset / experience required: Tools: Simulink Matlab Skills: Modelling for auto-coding Assessing suitability of algorithms in the model Aptitude

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£65,000 - £72,000 /year

.NET Performance Engineer- Global tech. company - UK - remote - £65 - 72k Excellent opportunity to join a new team, owning the runtime health and throughput characteristics of the platform. This is a specialist contributor role — you won't be building feature logic, you'll be ensuring the systems th

FLEET PERFORMANCE ENGINEER CLdN is a leading provider of integrated quay-to-quay and door-to-door logistics solutions. Founded in 1929, CLdN ensures reliable, cost-effective transport that links the major economic areas of Europe. With 30 ships and more than 240 sailings a week, CLdN provides shorts

Summary The C++ Language team at Apple is looking for a software engineer to develop and enhance Apple’s C++ standard library (“Libc++”) that ships on Apple’s platforms, with a main focus on performance. Libc++ is a core part of Apple's developer tools and Xcode IDE, used internally to build Apple's

Performance Tester | Wokingham/Hybrid | £55,000 - £70,000 | Linux | SQL | Jmeter | Non-functional Testing | Load Runner | Performance QA | QA Engineer | Looking to help shape performance testing within a QA function? Want to have autonomy in a role? I am supporting a brilliant Healthtech Saas compan

Systems Performance Modelling Engineer | £80 - £96 We're working with a world-class leader in advanced defence systems and aerospace engineering on this exciting opportunity. This is a chance to sit at the forefront of mission-critical technology, developing complex RF Radar simulations for next-gen

Apple

The C++ Language team at Apple is looking for a software engineer to develop and enhance Apple’s C++ standard library (“Libc++”) that ships on Apple’s platforms, with a main focus on performance. Libc++ is a core part of Apple's developer tools and Xcode IDE, used internally to build Apple's softwar

Hewlett Packard Enterprise

Performance Engineer This role has been designed as ‘Hybrid’ with an expectation that you will work on average 2 days per week from an HPE office. Who We Are: Hewlett Packard Enterprise is the global edge-to-cloud company advancing the way people live and work. We help companies connect, protect, an

Hewlett Packard Enterprise

Performance Engineer This role has been designed as ‘Hybrid’ with an expectation that you will work on average 2 days per week from an HPE office. Who We Are: Hewlett Packard Enterprise is the global edge-to-cloud company advancing the way people live and work. We help companies connect, protect, an

Imagine what you could do here! At Apple, new ideas have a way of becoming extraordinary products, services, and customer experiences very quickly. Bring passion and dedication to your job and there's no telling what you could accomplish. Dynamic, hard-working people, and inspiring, innovative techn

FLEET PERFORMANCE ENGINEER CLdN is a leading provider of integrated quay-to-quay and door-to-door logistics solutions. Founded in 1929, CLdN ensures reliable, cost-effective transport that links the major economic areas of Europe. With 30 ships and more than 240 sailings a week, CLdN provides shorts