160,258+ Software Engineer Pythonjava Jobs in UK — Top Companies Hiring July 2026

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Software Engineer (Full Stack, Java)

Title: Full Stack Java & React Software Engineer (Mid-Level)Location: Hybrid, 3 days a week in Manchester, 2 day remoteSalary: From £50,000Who we are:interactive investor is an award-winni ...

Lead Software Engineer Web Development

Contract type: PermanentLocation: Alderley ParkWorking style: Hybrid 50% home/office basedClosing date: 19th July 2026<p style=margin:0.0cm; ...

Senior Principal Software Quality Engineer

This is where your work makes a difference.At Baxter, we believe every person—regardless of who they are or where they are from—deserves a chance to live a healthy life. It was our founding belief in 1931 and continues to be our guiding principle. We are redefining healthcare delivery to make a gr ...

Senior C# Software Engineer – London

Our StoryHello there. We’re Zopa.We started our journey back in 2005, building the first ever peer-to-peer lending company. Fast forward to 2020 and we launched Zopa Bank. A bank that listens to what our customers don’t like about finance and does the opposite. We’re redefining what it feels like t ...

Software Engineer React/Python/C#

Description Do you want to work to make Power for Good?We're the world's largest independent renewable energy company. We're guided by a simple yet powerful vision: to create a future where everyone has access to affordable, zero carbon energy.We know that achieving our ambitions woul ...

Software Engineer Python/Golang Kubernetes

Canonical is a leading provider of open source software and operating systems to the global enterprise and technology markets. Our platform, Ubuntu, is very widely used in breakthrough enterprise initiatives such as public cloud, data science, AI, engineering innovation and IoT. Our customers include the worl ...

C++ Software Engineer – Trading Team

Salary: up to £200k base + bonusSummaryLively, positive spirit of a start-up, with the stability of a longer-established player, this leading quant firm is looking for a dynamic engineer skilled in C++ on Linux to join one of their growing quant trading teams.You ...

Product Security & Software Development Engineer

Responsibilities / Tasks Implementation of IEC 62443-4-1 within existing software processes.Performing gap analyses and drawing up improvement plans.Integrating secure-by-design principles into the SDLC (Software Development Life Cycle). ...

Senior Software Engineer Python/MongoDB

We're enabling high-performing, rock-solid MongoDB deployments on any cloud or platform our customers choose. We want to create the world's best open source analog to MongoDB Altas or Amazon DocumentDB, which can be owned, controlled and operated by end-users on their own multi-cloud or on-premise environment ...

Python Software Engineer, Commercial Systems

Canonical is a leading provider of open-source software and operating systems for global enterprise and technology markets. Our platform, Ubuntu, is very widely used in breakthrough enterprise initiatives such as public cloud, data science, AI, engineering innovation and IoT. Our customers include the world's ...

Software Development Engineer, Amazon Fuse

As a Software Development Engineer, you will work with a team of talented engineers to build low-latency solutions for frontend, middle tier and backend as well as identify and evaluate new technology options for the challenges we are trying to solve. You will work with a variety of core languages, microservices ...

Software Engineer, IAM Stores Security

Build the libraries, collection infrastructure, and streaming systems to make security observable across all of Amazon - capturing billions of events per second. We're hiring SDEs to work on internal frameworks, build ingestion pipelines, and own end-to-end platforms that power threat detection and AI security m ...

Senior Software Engineer Business Send

Company Description Wise is a global technology company, building the best way to move and manage the world’s money. Min fees. Max ease. Full speed. Whether people and businesses are sending money to another country, spending abroad, or making and receiving int ...

Python Software Engineer Cyber Security

Python Software Engineer / Developer London / WFH to £80kDo you have strong backend Python software development experience?You could be progressing your career at the world's most advanced cybersecurity technology business that uses AI technology to protect clients across the globe from a ...

Senior Full Stack Software Engineer

At ReversingLabs, our software supply chain security and threat intelligence solutions have become essential to advancing cybersecurity maturity around the globe. We're on a journey to expand adoption and accelerate growth by hiring top talent across the security industry.Notable breaches such as Solar ...

Senior Software Engineer, Ad Auctions

About the RoleIn this role, you will build teams focused on the Ads Auction and Marketplace to optimize yield and gross profit while performing real-time multi-objective optimization across short- and long-term objectives. You will help build control and simulation systems, design and run ...

Frontend Software Engineer, Codex App

About the TeamThe Codex App team builds and maintains the Codex desktop app and IDE extension — the primary ways developers interact with Codex. Our goal is to make AI feel like a real software engineering teammate inside real workflows: editing code, running tasks, reviewing chang ...

Senior / Mid Level Software Engineer

This established scientific instrument company provides applied biotechnologies used for protein characterisation, antibody discovery and cell line development. Their instruments are based on proprietary innovations around microfluidic systems and transformative in-solution technologies.They currently ...

On Lead Software Engineer (DevEx)

Job Details At On, we believe technology should move as fast as a runner. We are building the foundation that allows our engineering organization to scale, innovate, ...

Lead Software Engineer (XVA) VP

Join Citi's XVA Technology team in London as a Lead Software Engineer at Vice President level, and take on a role at the intersection of advanced software engineering and AI-driven innovation — at a firm where your code, your decisions, and your ideas operate at global scale. This role is built for a hands-on ...

Senior Full Stack Software Engineer

About NeutreenoClimate change is the defining business challenge of our time, and we're here to solve it. Most decarbonisation solutions count emissions but do nothing to reduce them. We've changed that.We’re Neutreeno, an emissions-to-performance platform, born out of the Unive ...

Software Engineer, Ceph & Distributed Storage

Canonical is a leading provider of open source software and operating systems to the global enterprise and technology markets. Our platform, Ubuntu, is very widely used in breakthrough enterprise initiatives such as public cloud, data science, AI, engineering innovation, and IoT. Our customers include the wor ...

Software Engineer Python and K8s

Canonical is a leading provider of open source software and operating systems to the global enterprise and technology markets. Our platform, Ubuntu, is very widely used in breakthrough enterprise initiatives such as public cloud, data science, AI, engineering innovation, and IoT. Our customers include the wor ...

Senior Software Engineer Clinical Background

WHO ARE HEIDI?Heidi is building an AI Care Partner that supports clinicians every step of the way, from documentation to delivery of care.We exist to double healthcare’s capacity while keeping care deeply human. In 18 months, Heidi has returned more than 18 million hours to clinicians and supp ...

Senior Software Engineer Identity & Authentication

Project ContractorProject ContractorAbout the RoleIn the European Client Identity team, we are building and operating Vanguard's authenticationand MFA platform used by hundreds of thousands of clients across the UK and Europe.This is a hands-on senior full-stack role focused on designing ...

Senior Software Engineer / Tech Lead

Senior Software Engineer / Technical Team Lead (Java & C++)OverviewWe are seeking an experienced Senior Software Engineer / Technical Team Lead to join our development team. This is a hands-on leadership role that combines technical delivery, software development, and people ma ...

Software Engineer, Respond (Python & Rust)

Founded by mathematicians and cyber defense experts in 2013, Darktrace is a global leader in cyber security AI, delivering complete AI-powered solutions in its mission to free the world of cyber disruption. We protect more than 9,000 customers from the world’s most complex threats, including ransomware, cl ...

Full Stack Software Engineer (Python)

We are looking for a Python Software Engineer to join our Client Success Team.The vision of the Client Success Team is to establish a proactive, client-aligned feedback loop that accelerates high-impact feature delivery for the Validus Horizon platform. By doing so, th ...

Software Engineer (Full stack Javascript)

What we doAt Perlego, we are working hard to make education accessible to all. In this digital age, we believe that anyone should be able to learn anything at any time. Knowledge should be more accessible, not locked behind sky-high price tags.Over the past 9 years, our goal has been to s ...

Senior Software Engineer, Roku UI

Teamwork makes the stream work. Roku is changing how the world watches TVRoku 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 missio ...

Lead Software Engineer Trading Platforms

We have an opportunity to impact your career and provide an adventure where you can push the limits of what's possible.As a Lead Software Engineer at JPMorganChase, within the Treasury/Chief Investment Office (T/CIO), Corporate Technology teamyou are an integral part of an agile team that works to enha ...

Senior Software Engineer (2 vacancies)

Contract type: PermanentHours: 37.5/ weekLocation: Birmingham city centreWFH policy: Employees are required to attend the office 2 days/weekFlexible working: Variety of flexible work patterns subject to line manager discretion e.g. Compressed 9-day fortnight.Reports to: Softwa ...

DeltaV Software Quality Assurance Engineer

Work Schedule Standard (Mon-Fri)Environmental Conditions OfficeJob DescriptionJob Title: DeltaV Software Quality Assurance EngineerReports to: Senior Manager, Quality and Site LeaderGroup: Bioprocess Equipment and Automation<br ...

Software Engineer, Trading – Cumberland Systematic

Software Engineer, Trading – Cumberland SystematicJob LocationLondonEmployment typeRegularDepartmentTechnologyTargeted Start DateImmediateDRW is a diversified trading firm with over 3 decades of experience bringing sophisticated technology and exceptional people together to operate ...

Full Stack Angular Software Engineer

Job DescriptionThis is a great opportunity for a skilled Full Stack Angular Software Engineer to join our team in Edinburgh. In this role, you will have the opportunity to design, build, and maintain scalable web applications using modern frontend and backend technologies. ...

Junior Software Engineer (AI Native)

About HomeyMoving home in the UK is notoriously slow and stressful. At Homey, we are changing that. We are an established, fast-growing business using technology to streamline property transactions, making the process faster, more transparent, and more efficient for everyone involved.< ...

Senior / Principal Software Engineer, Rust

This growing team of experts in flight and aviation are building a new platform and seeking senior engineers to join them. With challenging problems to solve, the role comes with a lot of ownership over your work, and you’d put the user first and work quickly and deftly to design for scalability and reliabili ...

Senior Software Engineer Advertising Analytics

About the Role We are seeking a high skilled Senior Software Engineer with deep expertise in API Development using Spring Boot while also possessing knowledge of Apache Spark-based Big Data pipelines using Airflow. This hybrid position bridges software engineering and data engineering, re ...

Software Engineer III (Python & AI)

About the role We are hiring Software Engineers to work on modernising and enhancing a key product, LexisNexis® Classification. This product uses AI to read millions of patents globally and pull the relevant patents into custom categories that are relevant to the specific technology areas users define. ...

Software Engineer Cloud Platform (Networks)

About Neo4j:Neo4j is the graph intelligence platform that transforms data into knowledge to power the next generation of intelligent applications and AI systems. It includes enterprise-ready knowledge graphs for accurate, explainable, and governed AI; the most comprehensive, trusted, and easy-to-de ...

Manufacturing Engineer Software, Robotics, Automation

Overview:Service Service is recruiting a Manufacturing Engineer with experience in Software, Robotics & Automation for a highly technical electronics manufacturer based in Norwich.This role focuses on industrial automation, robotics integration, and software-driven manufacturing systems within a ...

Senior Embedded Linux Software Engineer

Senior Embedded Linux Software Engineer | Hybrid | CambridgeAre you a software engineer with strong experience developing embedded Linux software, with a focus on embedded security?My client is looking for a senior engineer. They operate a sophisticated R&D environment where you will manage m ...

Senior / Principal Software Engineer, Rust

Work to revolutionise flight operations with modern techLondon hybrid / mostly remote; to £100,000 DoE plus benefitsThis growing team of experts in flight and aviation are building a new platform and seeking senior engineers to join them. With challenging problems to solve, the role comes with a ...

Software Engineer C, C++ / ADA

Software EngineerJOB LOCATION: Stevenage & BoltonSECURITY CLEARANCE LEVEL: SC to StartDURATION: 6+ Months (Extension Possible)WORK PATTERN: Full Time ONSITE (Compressed Option Available)RATE: £ 70.00 Per hr on Umbrella (Inside IR35)TARGET INDUSTRIES AND COMPANI ...

Embedded Software Engineer 3490 1

Our client, a leading player in the Defence & Security and Aerospace sectors, is seeking an Embedded Software Engineer to join their Embedded Software team on an initial 6-month contract. Based onsite in Stevenage, this role provides a unique opportunity to develop both technical and leadership skills across ...

Software Engineer CI/CD & Quality

The Role –Software Engineer – CI/CD & QualityWe are seeking an experienced Software Engineer to join our development team. This is a broad and rewarding role that combines hands-on application development with responsibility for the quality, and testing pipelines of our software suite. You will also ...

Software Engineer / Full Stack Developer

Software Engineer / Full Stack Developer📍 Leigh-on-Sea, Essex (Office-Based – 5 Days Per Week)💰 Salary: Up to £70,000 per annumAre you a talented Software Engineer / Full Stack Developer looking for an opportunity to build impactful software solutions across web and mobile platforms?We are seekin ...

Software Engineer Chemistry & Data Intergration

Software Engineer – Chemistry & Data IntegrationFull time in-office (London)About the CompanyWe are working closely with a rapidly growing Scientific SaaS company who have developed a unified LIMS platform to support enterprise R&D teams. Their platform is used by R&D teams in chemicals, ...

Junior Software Engineer Imaging Systems

Junior Software Engineer Location: East Sussex (On-site)Salary: £32,000 - 40,000 + benefitsC++, Imaging Systems, High-Speed Data ProcessingNote: This position could suit a graduate or junior software engineer that can display evidence of relevant internships, employment or own projects beyond their a ...

Test System Software Engineer (Python)

About Camlin Camlin is a global technology leader that operates with the vision of bringing revolutionary products to life for a wide range of industries, including power and rail, and also has interests in a number of R&D projects in a variety of scientific sectors. At Camlin we believe ...

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