347,424+ Software Engineer Python Developer Jobs in UK — Top Companies Hiring July 2026

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Quantum Calibration Software Engineer

Oxford Quantum Circuits is seeking a Software Engineer to advance the performance and reliability of quantum systems. You will develop software that supports calibration and benchmarking, collaborating closely with engineers and researchers in quantum physics. The ideal candidate has strong Python prog ...

Senior Software Engineer II

Join Axon and be a Force for Good. At Axon, we’re on a mission to Protect Life. We’re explorers, pursuing society’s most critical safety and justice issues with our ecosystem of devices and cloud software. Like our products, we work better together. We connect with candor and care, seeking out dive ...

Software Engineer (Senior Levels)

Job Description Are you interested in working on one of the most cutting‑edge defence and aerospace projects in the UK? We are enhancing the capability of the Eurofighter Typhoon, Gripen and emerging GCAP platform and are looking for top engineers to join our team. As a Software Engineer ...

Senior Software Engineer (Contract)

Senior Software Engineer - Outside IR35 - Contract (Insurance) About the role Self-starter, someone who can pick up context quickly, drive outcomes efficiently, and to a high quality Competent in doing high-level designs, solution management, and scoping Understandi ...

Senior Software Engineer, Media

About us @Symphony Secure. Connected. Intelligent. Symphony is an AI-powered communication and technology company fueled by interconnected platforms: messaging, voice, directory and analytics. Our end-to-end encrypted technologies enable over 1,400 institutions to accelerate AI im ...

Senior Software Engineer, Spectacles

Snap Inc is a technology company that believes the camera presents the greatest opportunity to improve the way people live and communicate. Snap contributes to human progress by empowering people to express themselves, live in the moment, learn about the world, and have fun together. The Company’s three co ...

Software Engineer in Test

## Software Engineer in TestApplylocations: Cambridge Office, United Kingdomtime type: Full timeposted on: Posted Todayjob requisition id: JR Darktrace is a global leader in AI for cybersecurity that keeps organizations ahead of the changing threat landscape every day. Founded in 2013, Darktrace provides ...

Senior Software Quality Engineer

About us We’re Dayshape—an award-winning software scale-up with big ambitions and the momentum to match. Trusted by Big Four and many other top professional services firms globally, our AI-powered resource management platform is helping organisations to achieve extraordinary results. Our ...

Application Software Test Engineer

Requirements Science or engineering degree in Computer Science or Electronics Experience developing in C# Experience in WPF and ASP.NET Experience with RestAPI (or other web protocols) Experience with Linux shell scripting or Windows PowerShell ...

Senior C++ Software Engineer

Requirements We seek engineers with a strong C++ focus, a solution-oriented mindset, and an analytical approach to problem-solving. During the interview process, you'll demonstrate your ability to write efficient, production-quality C++ code and reason about system-level behaviour. Additional ...

Software Engineer Platform Security

Aura is Neo4j’s managed cloud platform, operating at scale with 800+ Kubernetes clusters across multiple clouds. At its core is Omni, the platform that powers Aura. Within it, the Platform Security team ensures developers have the tools and documentation to ship secure code and create services using a secu ...

Software Engineer Kubernetes & Go

Neo4j’s Aura, our managed cloud offering, brings the power of graph databases to the cloud. We are seeking an experienced Backend Software Engineer to join our Identity and Access Management team to help rebuild our IAM platform. This role is a great fit for someone with strong backend development and Kube ...

Software Inference Deployment Engineer

The Opportunity Lumai is redefining how the world computes. We are an ambitious, venture-backed UK startup pioneering a breakthrough AI accelerator for data centers which uses 3D optical compute. Our radical technology uses light to perform computation at orders of magnitude faster speeds and at ...

Senior Software Engineer, Infrastructure

About us Encord is the universal data layer for AI that helps 300+ AI teams train and run models on the right data. Our platform indexes, curates, annotates, and evaluates data across the full AI lifecycle, from development through production. Trusted by Woven by Toyota, AXA, UiPath ...

Platform Security Software Engineer

Requirements Experience with Containers, Kubernetes, Infrastructure-as-Code and programming languages such as Go, Java and/or Python Proven experience in a security engineering role with hands‑on technical involvement, and exposure to decision making processes An active ...

Software Engineer, RL Data

About Anthropic Anthropic’s mission is to create reliable, interpretable, and steerable AI systems. We want AI to be safe and beneficial for our users and for society as a whole. Our team is a quickly growing group of committed researchers, engineers, policy experts, and business leaders working ...

Software Development Engineer II

About us GoCardless is a global bank payment company. Over 100,000 businesses, from start-ups to household names, use GoCardless to collect and send payments through direct debit, real-time payments and open banking. GoCardless processes over US$130bn of payments annually across 30+ countri ...

Equities Risk Software Engineer

Join Barclays as an Equities Risk Software Engineer, where you will build high-performance, resilient Java services supporting critical risk functions. Applying strong concurrency fundamentals, you will develop container-ready applications designed for reliability, observability, and stable behaviour under ...

Payment Terminal Software Engineer

Payment Terminal Software Engineer Make your mark at one of the biggest names in payments. With proven technology, we process the largest volume of payments in the world, driving the global economy every day. When you join Worldpay, you join a global community of experts and changemakers, working ...

Software Engineer — Observability Instrumentation

We tackle the most complex problems in quantitative finance, by bringing scientific clarity to financial complexity. From our London HQ, we unite world‑class researchers and engineers in an environment that values deep exploration and methodical execution - because the best ideas take time to evolv ...

Junior Software Test Engineer

My client is looking for a Junior level Software Test Engineer to join their busy team, located in the Surrey area. The role offers hybrid working of two days in the office and three days working from home each week. The Test Engineer is responsible for multi-disciplinary test of software systems, integrat ...

Software Engineer (Open Source)

Cambridge, UK | Full-time | Permanent | Hybrid Salary: £60,000 - £70,000 DOE We will also consider part‑time applications for this role. Please indicate your preferred working schedule in your cover letter. About us Riverlane’s mission is to master quantum error correction (QE ...

Software Engineer C++ Carbon60

We’re working with a leading engineering and technology organisation within the defence sector, currently looking for a Senior Software Engineer to join a highly skilled team developing advanced test software for complex systems. This is a fantastic opportunity to work on cutting‑edge technology in ...

Senior Software Engineer (UK)

DEPARTMENT: S&SSTATUS: Full-time, 37.5hrs per week, PermanentSALESARY: Competitive, based on experienceLOCATION: Manchester THE POSITION IPSA Power ( develops and maintains IPSA, a power system analysis tool, and other products based on it. I ...

Senior Software Engineer (Atlas)

The Opportunity It’s an incredible time to join the Engineering team at Multiverse, the UK’s first edtech unicorn, as we equip the workforce to win in an AI era. You have a real opportunity to impact the lives of 1,000s of people. The Mission: Multiverse is reshaping the fut ...

Senior Software Engineer London

About H: H exists to push the boundaries of superintelligence with agentic AI. By automating complex, multi-step tasks typically performed by humans, AI agents will help unlock full human potential. H is hiring the world’s best AI talent, seeking those who are dedicated as much to buildi ...

Software Engineer III AWS

Role Overview Chase UK is transforming digital banking with intuitive, customer-first journeys on a modern platform backed by the trust and scale of JPMorganChase. As a Software Engineer III within the International Consumer Bank , you will join a collaborative, diverse, and geograp ...

Lead Software Engineer (AI)

Lead Software Engineer (AI) Department: Tech - AI and Data Engineering Employment Type: Permanent - Full Time Location: Oxford, UK Please note that we are open to considering candidates who require visa sponsorship (subject to eligibility and com ...

Senior Java Software Engineer

UST Nottinghamshire, England, United Kingdom Senior Java Software Engineer Senior Java Developer – AWS Cloud Platform Nottingham – Hybrid Full time – permanent We are seeking a Senior Software Engineer to design, develop, and deploy scalable, secure, and high‑perfo ...

Senior Software QA Engineer

About Engineered Arts Engineered Arts is the leading manufacturer of full-size humanoid robots used for entertainment, education and communication. With 20 years of hardware and software development, our robots have been sold in over 30 countries worldwide with customers such as NASA, PwC, ...

Principal Software Engineer (AI)

Bring more to life. At IDBS, one of Danaher’s 15+ operating companies, our work saves lives—and we’re all united by a shared commitment to innovate for tangible impact. IDBS helps BioPharma organizations unlock the potential of AI/ML to improve the lives of patients, serving as a tr ...

Software Engineer (£50k + Benefits)

Great opportunity for a Software Engineer to join a private equity backed tech company in Manchester as they scale in 2025. You'd join a product-based squad within a larger engineering function and would be given the opportunity to be involved in all aspects of the product you work on, from ideation th ...

Staff System Software Engineer

At Graphcore, we’re building the future of AI compute. We’re a team of semiconductor, software and AI experts, with deep experience in creating the complete AI compute stack - from silicon and software to infrastructure at datacenter scale. As part of the SoftBank Group, backed by significant ...

Software Quality Assurance Engineer

We are looking for an experienced and talented software quality assurance engineer who can work independently and proactively resolve any issues. In this role you will be working closely with cross‑functional teams across our firms located in the US, EMEA and APAC regions. This role entails collaboration w ...

Senior Software Engineer (.Net)

Working at CreateFuture CreateFuture is an AI-native consulting partner where people do work that matters and are supported to do it well. We work alongside organisations such as PayPal, adidas, NatWest, FanDuel and Money Saving Expert, building digital products and services that make a d ...

Software Quality Assurance Engineer

Quality Assurance Engineer - Software Quality Location: Bristol - Hybrid working 2-4 days in office, depending on workload requirements. Due to the sensitive nature of the projects supported by this role, applicants must be sole British nationals and hold a current British passport. ...

Software Engineer Integrations Team

PROGRAM DETAILS At Capstone, we seek to harness the complexities of global derivatives markets with disciplined strategic insight, an experienced, accomplished team and advanced technology to create sustainable value. We've created a particular approach to investment that we believe drives continu ...

R&D Software Engineer

My client, a leading global trading firm, is seeking Software Engineers to join its R&D team. This team work to design and deliver both software and hardware solutions across networking, HPC and real time acceleration. The successful candidate will bring low-level engineering skills, networking and ...

Senior Software Engineer (.NET)

Job Description Role: Senior Engineer (.NET, AWS & AI Engineering) Department: Engineering CreateFuture is an AI-native consulting partner where people do work that matters and are supported to do it well. We work side by side with our clients, challenging what’s not working and h ...

Senior Software QA Engineer

Engineered Arts is looking for a Senior QA Engineer to join the software team. You’ll be challenged with developing and supporting our deployment and testing processes for all the robots. The focus will be on improving and maintaining the high quality of our uniquely amazing humanoid robots through designi ...

Software Engineer Intern, Mobile

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 streaming platfo ...

Software Engineer (Quantum Compilers)

Summary A creative Scientific Software Engineer is sought to develop state-of-the-art compilers and simulation tools for quantum computers. You'll collaborate with physicists on cutting-edge hardware and error correction, building compiler pipelines from low-level instructions to high-level langua ...

C++ Graphics Software Engineer

Get AI-powered advice on this job and more exclusive features. You’ll be joining a brand-new specialist team of experts across software, product, content, and electronics, developing cutting-edge acoustic and visual technologies that use advanced projection and optimisation techniques to manipulate ...

Front end Software Engineer

Overview An exciting opportunity for a Front End Software Engineer to join a team building a world-leading AI-powered platform. This role offers the chance to work on cutting-edge technology, with a direct impact on global healthcare outcomes. Role Role : Front En ...

Senior Software Engineer, Java

What We Do The Rockstar Games Information Systems team create and maintain production software tools that are used by all game development disciplines to support the creation of all Rockstar Games projects. The tools we build range from task management software, defect trackers wi ...

Full Stack Software Engineer

Our world is transforming, and PTC is leading the way. Our software brings the physical and digital worlds together, enabling companies to improve operations, create better products, and empower people in all aspects of their business. Our people make all the difference in our success. Today, we are ...

Staff Software Engineer Flights

Location Edinburgh Address Edinburgh Employment Type Full time Department Engineering Are you a Software Engineer who thrives on real ownership? At Perk, we know that we feel most fulfilled when we can own the problem and ...

Software quality engineer (UK)

Are you passionate about ensuring the highest quality for cutting-edge generative AI applications? As a software quality engineer at WRITER, you'll play a critical role in shaping the reliability, performance, and trustworthiness of our AI‑powered work orchestration platform. You’ll be at the forefront of ...

Software Engineer, Roku TV

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 str ...

Software Engineer (London Hub)

At Katanox we’re looking for a Software Engineer to join our team. About Katanox At Katanox, we are building travel’s growth engine. We provide financial and distribution infrastructure for the hospitality industry so accommodation suppliers and travel buyers can manage payments, reconcil ...

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