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Senior Software Engineer, Ad Auctions

About the role In this role you will build teams focused on the Ads Auction and Marketplace to optimize yield, gross profit, perform real‑time multi‑objective optimization across various short and long term objectives, build control and simulation systems, design and run experiments, and extend t ...

Senior Software Engineer, Ad Auctions

About the role In this role you will build teams focused on the Ads Auction and Marketplace to optimize yield, gross profit, perform real‑time multi‑objective optimization across various short and long term objectives, build control and simulation systems, design and run experiments, and extend t ...

Automation & Software Pre Sales Engineer

AutomationSR in the United Kingdom is seeking candidates for a technical role supporting sales, providing engineering and pre-sales expertise to external customers. The position requires a minimum HNC/HND qualification in electrical engineering and offers a competitive salary of £55k plus bonuses and car allowan ...

Senior Software Engineer (PHP/Laravel)

Hackajob is collaborating with Street Group to connect them with exceptional professionals for this role. Senior Software Engineer Location: Manchester (Hybrid, up to 4 days WFH) | Salary: £40k-£60k Street Group is one of the fastest‑growing PropTech companies in the UK. We want to ...

Automation & Software Pre Sales Engineer

AutomationSR in the United Kingdom is seeking candidates for a technical role supporting sales, providing engineering and pre-sales expertise to external customers. The position requires a minimum HNC/HND qualification in electrical engineering and offers a competitive salary of £55k plus bonuses and car allowan ...

Staff Software Engineer Authentication & Authorization

At Ripple, we’re building a world where value moves like information does today. It’s big, it’s bold, and we’re already doing it. Through our crypto solutions for financial institutions, businesses, governments and developers, we are improving the global financial system and creating greater economic fairn ...

Senior Frontend Software Engineer UI

Senior Frontend Software Engineer UI Department: Technology Employment Type: Permanent - Full Time Location: London Description We are looking for a Lead / Senior Frontend Software Engineer to work on Systematica’s Execution Platform, whic ...

Software Engineer Java, React, Angular

Zaio Limited is a leading IT and telecom solutions provider specializing in data-driven and agile software to empower connectivity and optimize telecommunications. With decades of industry expertise, Zaio supports global operators and enterprises across the network lifecycle, offering bespoke engineering s ...

Software Engineer Site Reliability Engineering

Neo4j's Site Reliability Engineering team’s mission is to improve the reliability of Neo4j’s DBaaS product: Neo4j Aura. Operating at a global scale across all three major cloud providers, Aura runs hundreds of Kubernetes clusters and hosts thousands of Neo4j instances in production at any given time. ...

Principal Software Engineer (Linux Kernel)

As a Principal Software Engineer, you will play a technical leadership role in shaping the future of the Linux Kernel on Arm architectures. You will drive strategy, architecture, and upstream engagement, ensuring Arm’s technology continues to be at the forefront of performance, efficiency, and security. Yo ...

Automation & Software Pre Sales Engineer

AutomationSR in the United Kingdom is seeking candidates for a technical role supporting sales, providing engineering and pre-sales expertise to external customers. The position requires a minimum HNC/HND qualification in electrical engineering and offers a competitive salary of £55k plus bonuses and car allowan ...

Software Development Engineer II (Java)

Job Summary Tesco's Lists and Substitutions Team sits at the heart of the Product Discovery space, powering features like your Favourites, Usuals, and the Substitution Carousel across tesco.com and our mobile apps. If you've shopped with us, you've already used our services. We're looking ...

Software Engineer II Authentication & Authorization

At Ripple, we’re building a world where value moves like information does today. It’s big, it’s bold, and we’re already doing it. Through our crypto solutions for financial institutions, businesses, governments and developers, we are improving the global financial system and creating greater economic fairn ...

Software Development Engineer In Test

Software Development Engineer in Test (SDET) – Reports to Head of Technical Development. Salary: £45,000-£55,000. Hours: 40 per week, Monday to Friday. Location: Remote (occasional travel to Bournemouth & Edinburgh). We are seeking an SDET to help ensure product quality through functional testing a ...

Principal Software Engineer: Cloud Platform

Principal Software Engineer As a Principal Software Engineer at Radiant, you’ll be a hands‑on technical leader, driving the design and development of our most critical systems, including our GPU orchestration layer, inference‑serving infrastructure, and core platform APIs. You’ll set the standard ...

Product Quality Engineer Software & Controls

Product Quality Engineer (PQE) Vertiv is seeking a Product Quality Engineer (PQE) to support major Engineer-to-Order (ETO) projects from order intake through customer handover and commissioning. This role acts as a key liaison between local Service organizations and central functions including R&D ...

Automation & Software Pre Sales Engineer

AutomationSR in the United Kingdom is seeking candidates for a technical role supporting sales, providing engineering and pre-sales expertise to external customers. The position requires a minimum HNC/HND qualification in electrical engineering and offers a competitive salary of £55k plus bonuses and car allowan ...

Data & Trading Systems Software Engineer

Two Sigma in Greater London is seeking a talented software engineer to tackle the complex challenge of discovering hidden value in data. Ideal candidates hold a Bachelors with Honours and have 1-10 years of relevant experience, including expertise in Java, Python, and C/C++. You will develop robust data pipeline ...

Fintech Software Engineer – Payments & Cloud

Edenred Italia S.r.l. seeks a Software Engineer for its London office, focusing on the design and implementation of innovative payment solutions. You will be part of a collaborative team working under Edenred PayTech, a leading fintech company managing over €100 billion in global payments. Ideal candidates will ...

Full Stack Software Engineer – AI

Full Stack Software Engineer – AI London (Hybrid – 2 days per week in-office) | £80,000 - £85,000 The Mission: Moving from Web-First to AI-First: This company generates massive volumes of critical research data, covering everything from oil price impacts to global market trends. ...

Senior / Principal Software Engineer, Rust

Overview Work to revolutionise flight operations with modern technology. Location & Compensation London hybrid / mostly remote; up to £100,000 DoE plus benefits. Team and Role This growing team of experts in flight and aviation is building a new platform and se ...

Senior Software Engineer, Guest & Host

Airbnb was born in 2007 when two hosts welcomed three guests to their San Francisco home, and has since grown to over 5 million hosts who have welcomed over 2 billion guest arrivals in almost every country across the globe. Every day, hosts offer unique stays and experiences that make it possible for guest ...

Senior Software Engineer Advertising Analytics

About the Team The Ads Analytics team plays a critical role in Roku’s Advertising organization, leading measurement and analytics initiatives that power decision‑making across the advertising ecosystem. We develop and manage products that deliver actionable insights for advertisers while meeting ...

Senior Software Engineer, Ad Auctions

Teamwork makes the stream work. Roku is changing how the world watches TV Roku is the #1 TV streaming platform in the U.S., Canada, and Mexico, and we've set our sights on powering every television in the world. Roku pioneered streaming to the TV. Our mission is to be the TV streami ...

Senior Software Engineer, Supercell ID

We are looking for a Senior Software Engineer to join the Supercell ID team within our Player Platform organization. In this role, you will own and drive significant evolutions of Supercell ID, setting technical direction, leading high-impact initiatives end-to-end and raising the bar for player safety, re ...

Senior Software Engineer, Behavior Planning

Who We Are AeroVect is transforming ground handling with autonomy, redefining how airlines and ground service providers around the globe run day-to-day operations. We are a Series A company backed by top-tier venture capital investors in aviation and autonomous driving. Our customers include some ...

Senior Software Engineer (Flutter/Dart)

Spacelabs is seeking an experienced Senior Flutter / Dart Software Engineer to join our R&D team and lead the design, development, and delivery of high‑quality cross‑platform mobile applications. This role is hands‑on and highly technical, requiring strong engineering fundamentals, deep Flu ...

Senior Software Engineer (Vehicle Solutions)

Build what powers the future of automotive tech At Cox Automotive Europe, we’re shaping the future of connected automotive services—and we’re looking for a Senior Software Engineer to help lead the way. You’ll join our Vehicle Solutions team , working on cutting‑edge, cloud ...

Senior Software Engineer (Enabling Teams)

Senior Software Engineer (Enabling Teams) London Office - Hybrid: 4 days in the office, 1 day working from home Ebury is seeking exceptional and highly motivated software engineers to join our engineering division in London. This is an opportunity to make a significant impact within a lea ...

Senior Software Engineer, Business Pricing

Company Description Wise is a global technology company, building the best way to move and manage the world’s money. Whether people and businesses are sending money to another country, spending abroad, or making and receiving international payments, Wise is on a mission to make their lives easier ...

Senior Software Engineer Time London

Personio's intelligent HR platform helps small and medium-sized organizations unlock the power of people by making complicated, time‑processing tasks simple and efficient. Our team of 1,500 Personios is building user‑friendly products that delight our 15,000+ customers and their 1.5 million employees. Read ...

Senior Software Engineer, Full stack

Overview At Pairwise, we are a team of engineers, operators, and builders focused on enabling the next generation of technical talent to do their best work. We partner with leading technology companies to deliver high-performance engineering solutions across embedded systems, networking, semicond ...

Lead Software Engineer React, Typescript

Company Experian is a global data and technology company, powering opportunities for people and businesses around the world. We help to redefine lending practices, uncover and prevent fraud, simplify healthcare, create marketing solutions, and gain deeper insights into the automotive market, all ...

Quantitative Software Engineer, Learning Engineering

Position Summary Two Sigma is a leading quantitative investment management and trading firm. The company applies a scientific approach to investing, combining cutting‑edge technology, artificial intelligence, data science, and quantitative research with rigorous human inquiry to capitalize on market opport ...

Software Engineer III Java, Spring

Join us to transform your career and make a real impact as you help migrate and enhance our trade processing platform. You’ll work in an agile team that values your ideas and technical expertise, delivering market-leading technology solutions. We offer opportunities for growth, collaboration, and learning ...

Senior Full Stack Software Engineer

Are you passionate about securing the future of the planet by preventing catastrophic climate change? Do you want to apply your considerable creativity, energy, and digital expertise at the cutting edge of corporate climate action in one of the world’s fastest growing sustainability initiatives? Th ...

Graduate / Junior C++ Software Engineer

We’re looking for a Graduate / Junior C++ Software Engineer to join a collaborative team building C++ systems for real‑time media and video environments. You’ll be supported with industry leading training and mentoring so that your career will be off to a fantastic start. This is an excellent opport ...

Senior Full Stack Software Engineer

Our client is a newly launched, VC-backed tech business operating in a highly traditional professional services sector. Founded by repeat founders with a track record of building and scaling high-growth, category-leading consumer businesses, they are using AI and automation to fundamentally reimagine how s ...

BAE Systems Graduate Software Engineer

Job title Graduate Software Engineer Locations Broad Oak, Frimley, New Malden, Christchurch, London, Leeds, Manchester, Warton/Samlesbury, Brough Salary Our starting salary is £34,000, plus a £2,000 welcome payment along with an optional 20% salary advance. Plus a f ...

Software Engineer UK Sponsorship Available

Software Engineer – UK Sponsorship Available Software Engineer – UK sponsorship available. Explore UK visa sponsorship IT jobs 2026 with high salary, AI/Gen AI roles, cloud tech, and career growth. Apply now for top UK tech jobs. Position Overview We are searching for a Software ...

Principal Software Engineer Gram Games

Principal Software Engineer - Gram Games London, UK Level Up Your Career with Zynga! At Zynga, we bring people together through the power of play. As a global leader in interactive entertainment and a proud label of Take-Two Interactive, our games have been downloaded over 6 ...

Low Latency Trading Software Engineer

A quantitative finance firm in Cambridge is seeking a Software Engineer for their low-latency trading platform. Ideal candidates will have proficiency in Python and a strong interest in trading technology. The role involves development and maintenance responsibilities, working on performance-critical systems wit ...

Software Support and Development Engineer

Dematic’s Global Software Organisation provides intelligent warehouse execution software to a range of highly automated and innovative distribution centres and warehouse environments. Our software allows our customers to control a wide range of automated processes giving them real-time visibility of their ...

Principal Software Engineer & Systems Architect

SPECTRUM IT is looking for a Principal Software Engineer to provide technical leadership and solve complex engineering issues. In this pivotal role, you will act as the technical SME across diverse engineering teams including Web Applications, GIS, and Robotics. The ideal candidate has over 5 years of experience ...

Software Engineer for Chemistry Applications

The client is seeking software engineers with a chemistry or material science background to develop domain-specific applications. Their goal is to revolutionize industrial research and development. They’re looking for motivated engineers who can help to build out tools that will accelerate the development ...

Backend Software Engineer Guest & Host

Airbnb was born in 2007 when two hosts welcomed three guests to their San Francisco home, and has since grown to over 5 million hosts who have welcomed over 2 billion guest arrivals in almost every country across the globe. Every day, hosts offer unique stays and experiences that make it possible for guest ...

Embedded Software Engineer (Battery Systems)

Full-time At Allye, our innovative smart energy storage systems are redefining the way batteries are designed, connected, distributed, and utilized to the grid. Flexible and modular, our systems are intelligently managed, making energy storage more affordable and accessible for everyone. Ar ...

Embedded Software Engineer — Graduate Scheme

A leading engineering company is offering a Software Developer Graduate Scheme located in Rocester, UK. This program will last 18 months and provides an opportunity to develop skills in embedded software used across a range of machinery. Ideal candidates should have graduated recently with at least a 2:1 degree ...

Senior Software Engineer in Cardiff

Software Engineer (Full Stack - Angular Focus) £55,000‑£65,000 + package Remote - Cardiff office (On‑site a couple times per month) Eligible for Security Clearance (must have resided in the UK for the last 5 years) CPS Group are working with a Cardiff‑based Tech organisation ...

Lead Software Engineer (Data Migration)

Job Title: Lead Software Engineer (Data Migration) Contract type: Permanent Location: Alderley Park Working style: Hybrid Closing Date: 21/05/2026 We’re looking for a Lead Software Engineer to join our long-standing Cus ...

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    Python Developer Software Engineer Jobs in United Kingdom Job Search Guide, Trends and Insights