922,805+ Senior Software Engineer Pythonjava Life Sciences Jobs in UK — Top Companies Hiring June 2026

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Senior Software Engineer

Overview A growing, innovation-led biotechnology company based in the Cambridge area is seeking a Senior Software Engineer to support the development of advanced instrumentation platforms used in cutting-edge scientific research. This is a fantastic opportunity to work on complex systems that comb ...

Senior Software Engineer

About Blaize Blaize is building a hybrid AI platform engineered to support edge-to-cloud intelligence at scale—delivering efficient, scalable AI designed for complex, multimodal workloads across industries. We serve critical infrastructure sectors including smart city, defense, retail, manufacturin ...

Senior Software Engineer

About Us At UnlikelyAI, we are building the future of AI: one that is reliable, accurate, and transparent. Our neurosymbolic technology harnesses the power of LLMs and generative AI, and combines it with Universal Language – our proprietary symbolic technology that bridges the gap between probabi ...

Senior Software Engineer

Python Engineer (Core Trading Platform | Front Office) £80,000-£120,000 base salary plus strong package London - Hybrid We’re hiring Python Engineers to join a front office-facing platform build within a tier-one financial services organisation - this is a green ...

Senior Software Engineer

About the Company Capital on Tap is a financial platform that offers a best‑in‑class business credit card, spend management platform, savings product, and other tools to help small businesses. The company has 1,000+ employees and handles £20bn in annual card spend. Role Overview <p ...

Senior Software Engineer

Location London Address London, London Employment Type Full time Location Type Hybrid Department Engineering ...

Senior Software Engineer

We now have an exciting opportunity for a Senior Software Engineer to join the Operational and Regulatory Technology department for an award-winning investment platform, offering a collaborative team working environment, training and excellent career progression. Our strategy is to have a cross fun ...

Senior Software Engineer

Senior Software Engineer – £70k – Sheffield / Flexible Hybrid About the business G.Digital has partnered with a scale‑up looking for their next Senior Software Engineer. The role After scaling a new Software Engineering function, the company needs a hands‑o ...

Senior Software Engineer

This range is provided by RJC Group. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range Direct message the job poster from RJC Group RJC is looking for a Senior .Net developer role for a global energy trading company base ...

Senior Software Engineer

This range is provided by Harrington Starr. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range Direct message the job poster from Harrington Starr Recruiting for C# .NET Software Engineers within the Financial Services T ...

Senior Software Engineer

Role: Senior Software Developer Location: Nottinghamshire Working Arrangement: Hybrid – 2 days/week in the officeSalary: Up to £65k Your Opportunity You’re a hands‑on Senior Software Developer who enjoys solving complex problems, shaping technical direction, and ...

Senior Software Engineer

CDP is a global non-profit that runs the world’s only independent environmental disclosure system. As the founder of environmental reporting, we believe in transparency and the power of data to drive change. Partnering with leaders in enterprise, capital, policy and science, we surface the informat ...

Senior Software Engineer

Senior Software Engineer Location: Canary Wharf, Central London Salary: £70,000-£75,000 plus Hybrid / Flexible Working, Company Bonus, Generous Pension and more. We are working with a well-funded, mission-driven organisation in the renewable energy space looking to hire a Senior S ...

Senior Software Engineer

Be among the first 25 applicants. Get AI‑powered advice on this job and more exclusive features. Perch Group provided pay range This range is provided by Perch Group. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay ra ...

Senior Software Engineer

A leading UK-based tech company is advancing research through innovative software solutions. The company delivers ethically sourced human data at speed, enabling academic, commercial, and AI-driven teams to generate actionable insights. With a strong engineering culture and fully remote setup, it e ...

Senior Software Engineer

Senior Software Engineer Salary: Up to £75,000 Hybrid - 2 days a week in office (London/Brighton/Cardiff) Why join us? We work at the intersection of creativity, data, and cutting‑edge technology to turn ideas into measurable impact. Our strength comes from ...

Senior Software Engineer

Senior Software Engineer Our client is a fast-growing, VC-backed data platform that helps global brands understand and monetise user behavior within next-generation digital environments. The company fosters a dynamic, innovative culture with a focus on ownership and impactful work. This role invo ...

Senior Software Engineer

Job Title Senior Software Engineer Responsibilities Directly contribute to development and continuous improvement of our products and platforms, focusing on adaptable and resilient solutions. Design new features or refine existing systems, ensuring they are robust, pr ...

Senior Software Engineer

Overview Working with a growing technology-driven business at the forefront of digital innovation, is seeking Senior Python Developers / Technical Lead to help shape and deliver the next generation of their scalable cloud platform within Healthcare Base pay range Direct message the ...

Senior Software Engineer

Senior Software Engineer Manchester Remote £65K I’m working with a fast-growing Manchester tech start-up that’s scaling their engineering team. They’re looking for a Senior Software Engineer to help design and build high-quality, scalable software while mentoring more junior developers. W ...

Senior Software Engineer

We are looking for a Senior Software Engineer with proficiency in C# programming to lead the development of the IoT device software and cloud platform software for our connected energy storage systems. The successful candidate will be responsible for the development and maintenance of communications and cl ...

Senior Software Engineer

Senior engineering at Opus 2 is hands-on, high-trust, and end-to-end. You'll lead complex, often ambiguous work from problem to production, raise the bar on the team around you, and help shape how we build software in a moment where AI is changing the work week to week. We're not looking for someone who'll ...

Senior Software Engineer

Senior Software Engineer Employment Type: Full time Location Type: Hybrid The Mission: Fixing Healthcare with Code Healthcare is full of complex, frustrating workflows that haven’t changed in decades. We believe that thoughtfully applied AI can finally simplify these sys ...

Senior Software Engineer

SeniorSoftwareEngineer(C++/Rust)-Upto£150,000 Title :SeniorSoftwareEngineer(C++/Rust) Company :BoutiqueConsultancy Location :Newcastle Pay :Upto£150,000 <br ...

Senior Software Engineer

Senior Software Engineer Ensure you read the information regarding this opportunity thoroughly before making an application.Salary: Negotiableplus benefits, pension (7% contribution), 25 days holiday & life insurance We are looking for senior software engineers with a range of levels of ...

Senior Software Engineer

Senior Software Engineer - UI / GUI (C# WPF / XAML) Portsmouth, Hampshire | Up to £85,000 + Benefits | Onsite | 4 day working week Some projects are maintenance. Some are migrations. And then something genuinely rare comes along - a blank canvas, a serious engineering challenge ...

Senior Software Engineer

The Role You will design, build, and operate backend and platform services for ACRA , a complex security-focused Kubernetes platform that needs to be reliable, observable, scalable, and secure from the start. You will work primarily in Go , building microservices, APIs, inte ...

Senior Software Engineer

Senior Software EngineerSalary: Negotiable (Depending on Experience)Location: North London AreaSchedule: 3-days on site and 2-days WFH per weekThe OpportunityWe are supporting a globally recognised engine ...

Senior Software Engineer

Senior Software EngineerMilton Keynes (One day a week on site)Up to £75,000 per annum plus bonusVIQU are working with a SaaS company in Milton Keynes who are hiring multiple senior software engineers to help build out one of their product lines.This role will focus on shaping ...

Senior Software Engineer

Title - Senior Software EngineerSalary: £70,000 - £80,000Location - LondonAbout CDP: CDP is a global non-profit that runs the world’s only independ ...

Senior Software Engineer

Senior Software EngineerSalary: Negotiable (Depending on Experience)Location: North London AreaSchedule: 3-days on site and 2-days WFH per weekThe OpportunityWe are supporting a globally recognised engine ...

Senior Software Engineer

Help Build Technology That Improves Lives At Person Centred Software Ltd, we're on a mission to help care providers deliver outstanding care through technology.Our software is used by thousands of care professionals every day, helping care teams improve outcomes, stay compliant and spend more time ...

Senior Software Engineer

I am looking for a Senior Software Engineer to join a leading AI cybersecurity startup who recently secured an additional $20 million in Series A funding. This investment will support the continued scaling of their platform, which experienced nearly 5x growth over the past year alone. This Senior Sof ...

Senior Software Engineer

Pay up to £80,664, plus 28.97% employer pension contributions, hybrid working, flexible hours, and great work life balance.Not sure what skills you will need for this opportunity Simply read the full description below to get a complete picture of candidate requirements.DWP. Digital with Purpose.We ar ...

Senior Software Engineer

Compensation GBP 0 - GBP 80,000 – monthly Company Description We are a high‑tech company, whose mission is to build a high‑quality e‑commerce platform which we can distribute or deliver products to people. Job Description Design, develop, and maintain high‑qual ...

Senior Software Engineer

Are you a Senior Software Engineer looking for an interesting job opportunity?Read the overview of this opportunity to understand what skills, including and relevant soft skills and software package proficiencies, are required.Our client, TKMS ATLAS UK, are seeking a Senior Software Engineer with skills ...

Senior Software Engineer

About Ctrl Alt Ctrl Alt is designing and operating the on‑chain infrastructure powering digital capital markets globally. We bring together a unique blend of expertise in financial markets and cutting‑edge in‑house technology to deliver tailored, compliant solutions in the alternative assets spac ...

Senior Software Engineer

Software EngineerKey Technologies: C#, .NET, SQL Server, JavaScript, ReactCity of London, On-sitePerm Role: £80,000 - £120,000 What you will get: A chance to work on the latest Microsoft technologies. Excellent benefits for you and your family. Fle ...

Senior Software Engineer

(Python, NodeJS or TypeScript, with React and ideally some AI engineering) Summary This is an exciting team of smart and kind engineers -- and they index for both when hiring. They’re looking for a Senior Software Engineer who can ideally work up and down the stack; the technologies and l ...

Senior Software Engineer

Senior C# Developer UK Wide / Fully Remote Must currently be based in the UK Must be immediately available to start No sponsorship available Salary up to £60,000 depending on experience I’m currentl ...

Senior Software Engineer

We are the Information Intelligence Group (IIG) of CACI UK, a specialist software consultancy providing new bespoke solutions to solve our customers complex operational problems. As our business continues to grow, we are interested in speaking with a Full Stack Software Engineer with experience in Java to ...

Senior Software Engineer

Are you ready to build modern, cloud-first systems that replace legacy services and shape the future of how government manages billions in public money? As a Senior Software Engineer in DWP Digital, you'll join one of our Debt Solutions teams, helping to deliver large-scale, greenfield transformatio ...

Senior Software Engineer

Senior C# Developer UK Wide / Fully Remote Must currently be based in the UK Must be immediately available to start No sponsorship available Salary up to £60,000 depending on experience I’m currentl ...

Senior Software Engineer

Senior C# Developer UK Wide / Fully Remote Must currently be based in the UK Must be immediately available to start No sponsorship available Salary up to £60,000 depending on experience I’m currentl ...

Senior Software Engineer

Senior C# Developer UK Wide / Fully Remote Must currently be based in the UK Must be immediately available to start No sponsorship available Salary up to £60,000 depending on experience I’m currentl ...

Senior Software Engineer

Senior C# Developer UK Wide / Fully Remote Must currently be based in the UK Must be immediately available to start No sponsorship available Salary up to £60,000 depending on experience I’m currentl ...

Senior Software Engineer

At Gigs, we're building the operating system for mobile services—a platform that lets tech companies embed global connectivity into their products effortlessly. Just as Stripe lets any business add a payment button in seconds, Gigs empowers platforms to weave in connectivity—bridging the traditiona ...

Senior Software Engineer

Senior Software Engineer Department: Technology Employment Type: Permanent Location: Any UK Office Hub (Bristol / London / Manchester / Swansea) Compensation: £50,000 - £70,000 / year Description Made Tech is on a mission t ...

Senior Software Engineer

As a Senior Engineer, you will play a critical role in designing, developing, and optimising our innovative solutions. You’ll be responsible for driving the technical execution of projects, mentoring other developers, and ensuring our platform remains scalable, reliable, and secure. This role requires a bl ...

Senior Software Engineer

Role: Senior, Staff & Principal Engineers Salary range: £90-150k (+equity) Location: Central London (x3 days per week onsite – Tue/Wed/Thurs) Tech stack includes: Typescript, React, MaterialUI, NodeJS, Postgres, AWS (Serverless) Current tea ...

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