2,187,957+ Full Stack Java Developer Python Jobs in UK — Top Companies Hiring July 2026

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Senior Fullstack Software Engineer

**Job Requisition ID #** 26WD97703 **Position Overview** We are seeking a highly skilled Senior Full Stack Software Engineer to join our team supporting research and foundation model development. This role operates at the intersection of research scientists, ML engineers, and infrastru ...

DevOps Engineers

Position Description: CGI was recognised in the Sunday Times Best Places to Work List and has been named one of the ‘World’s Best Employers’ by Forbes magazine. We offer a competitive salary, excellent pension, private healthcare, plus a share scheme (3.5% + 3.5% matching) which makes you ...

Senior Software Engineer, Cloud and Analytics Platform

Join our development team and play a key role in our expanding Engineering Services function. You’ll help enhance our innovative analytics and rapid delivery platform as we digitise and modernise the Commodities and Global Markets platforms and applications. Leveraging cutting‑edge technologies, you’ll ena ...

Security Consultant

Overview Introduction The Client Innovation Centre (CIC) is an innovative and exciting part of IBM. A fast-paced and dynamic business built to deliver high-value technical services to world renowned clients. All of our employees work in a consultancy environment on a variety of exci ...

Engineering Manager

About Antithesis We've been quietly reinventing how the world thinks about software reliability, and we're just getting started! At Antithesis, we start at the foundations – we run entire software systems inside a deterministic simulation and break them in every way imaginable. Every issu ...

Senior Software Engineer, Cloud and Analytics Platform

Senior Software Engineer, Cloud and Analytics Platform Join our development team and play a key role in our expanding Engineering Services function. You’ll help enhance our innovative analytics and rapid delivery platform as we digitise and modernise the Commodities and Global Markets platforms a ...

Solution Engineer,Enterprise Services Financial Solutions

Solution Engineer, Enterprise Services - Financial Solutions Location London Business Area Sales and Client Service Ref # **Description & Requirements** We are Enterprise data services - fast paced, agile, innovative, and growing. We are at the hea ...

Solution Engineer,Enterprise Services Financial Solutions

Solution Engineer, Enterprise Services - Financial Solutions Location London Business Area Sales and Client Service Ref # **Description & Requirements** We are Enterprise data services - fast paced, agile, innovative, and growing. We are at the hea ...

Engineering Manager

About Antithesis We've been quietly reinventing how the world thinks about software reliability, and we're just getting started! At Antithesis, we start at the foundations – we run entire software systems inside a deterministic simulation and break them in every way imaginable. Every issu ...

InterPro/Pfam Software Project Leader

About the team In your role, you will lead the software development team responsible for the Pfam and InterPro databases. These are two of the worlds most widely used protein family and domain annotation resources, serving thousands of users globally. Reporting to the Head of the Protein Families Group at EMBL-E ...

DevOps Engineers

Position Description: CGI was recognised in the Sunday Times Best Places to Work List and has been named one of the ‘World’s Best Employers’ by Forbes magazine. We offer a competitive salary, excellent pension, private healthcare, plus a share scheme (3.5% + 3.5% matching) which makes you ...

Machine Learning Platform Architect (Belfast)

We are seeking a highly skilled and experienced ML Platform Architect to join our dynamic and growing data platform team. As an ML Platform Architect, you will play a crucial role in strengthening and expanding the core of our data products. We want you to help us scale our business, to data-driven decisio ...

Remote ML Platform Architect: Scale Real Time Data & ML

We are seeking a highly skilled and experienced ML Platform Architect to join our dynamic and growing data platform team. As an ML Platform Architect, you will play a crucial role in strengthening and expanding the core of our data products. We want you to help us scale our business, to data-driven decisio ...

Technical Lead

Technical Lead at TEKsystems Location: Cambridge, UK Job Type: Contract Accountabilities Collaborate with product teams: Provide technical direction and support for Gen AI solutions across cross‑functional groups. Own Gen AI product vision: Define and com ...

Senior Frontend Engineer Remote within UK

A platform you can believe in: Immersive One is the leading cyber resilience solution across the globe. Build and scale a best in class platform alongside a team of the brightest minds in cybersecurity! At Immersive, we’re uniquely positioned to future‑proof organizations against any cyb ...

Senior Case Management Systems Developer

Senior Case Management Systems Developer Department: IT Employment Type: Permanent - Full Time Location: Derby, UK Description To support the firm’s ambitious growth plans, we are looking for a skilled Senior S ...

Execution Strategy Quant (Cash Equities), Director

Citi's Electronic Execution & Algo Trading Quant team is seeking an experienced execution strategist to research, design, develop, and maintain the algorithmic trading systems that define Citi's execution product. You will be at the heart of a world‑class electronic trading franchise, building the next gen ...

Execution Strategy Quant (Cash Equities), Director

Citi's Electronic Execution & Algo Trading Quant team is seeking an experienced execution strategist to research, design, develop, and maintain the algorithmic trading systems that define Citi's execution product. You will be at the heart of a world‑class electronic trading franchise, building the next gen ...

Senior Embedded Software Engineer (Firmware)

Senior Embedded Software Engineer Cambridge, UK | Full‑time | Permanent | Hybrid Salary: £70,000 to £90,000 DOE The salary range for this role is broad, as we are able to consider varying levels of experience. Any offer made will carefully take into account level of experience (in ...

MK Oakgrove Barista Maestro Full Timer Full Flexible 12.93

Team Leader (Barista Maestro)At Costa Coffee, we are what we craft. It's about blending beans with dedication, serving up memorable moments, and proudly making greatness every day.And as a Team Leader, you can too.So, why Costa?Starting pay £12.93 £13.93 per hour, rising with trai ...

Wellbeing Teaching Assistant Full Time (Term Time) Full time

Liberty Training is an organisation devoted to improving the lives of society's most vulnerable and needy individuals, supporting them to achieve the most in their lives. With our combined knowledge and experience Liberty Training deliver an optimum service to help young people achieve their full potential ...

Quantrepreneur Quantitative Development

Who We Are We are a rapidly growing start-up, backed by leading venture capitalists. We love information because it helps people make better decisions and drives innovation. The information economy is just getting started and our suite of information and data processing software products are start ...

Quantrepreneur Quantitative Development

Who We Are We are a rapidly growing start-up, backed by leading venture capitalists. We love information because it helps people make better decisions and drives innovation. The information economy is just getting started and our suite of information and data processing software products ar ...

Senior Software Engineer

Partnering with Organisations to Scale Digital, Data & Tech Teams 2x Senior .NET Developers – Public Health Job Title: .NET Developer Location: 1x/month in Leeds NHS or Central Government experience is ESSENTIAL Brio Digital are sup ...

Solana PERP DEX: Superis Labs Software Engineer, Backend

Superis Labs is building a high-performance perpetual futures DEX on Solana. The first production MVP is underway, and early team members will define core architecture and protocol design. The company is fully backed by Ergonia, a crypto-native market-making firm and venture builder with deep exper ...

Software Engineer

This range is provided by Big Red Recruitment. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Do you want to get involved in a crucial software modernisation project for a global manufacturing business? You’ll join a growing internal te ...

Application Security Engineer

Requirements 3+ years in application security, DevSecOps, and secure software development Hands‑on experience with CI/CD security integration (GitLab CI or similar) Familiarity with SAST/DAST tooling and dependency scanning Understanding of common vulnerabiliti ...

C# Developer Equity Derivatives Technology Risk (AVP)

C# Developer - Equity Derivatives Technology Risk (AVP)Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can mat ...

C# Developer Equity Derivatives Technology Risk (AVP)

C# Developer - Equity Derivatives Technology Risk (AVP)Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can mat ...

Product Engineering Team Lead

About WintermuteWintermute is one of the largest crypto‑native algorithmic trading companies in digital assets. We provide liquidity algorithmically across cryptocurrency exchanges and trading platforms, a broad range of OTC trading products as well as support high profile blockchain project ...

Engineering Manager – Kings Cross, London

Music is Universal It’s the passionate and dedicated team at Universal Music who help make us the world’s leading music company. From A&R to finance, legal to digital, sales to marketing, Universal Music is the place to grow and develop your career within a truly commercial and innovative business that leads ...

Product Engineer

Oliver Bernard is once again partnered with one of the fastest growing Fintechs in the UK. They are looking for a Senior‑Level Product Engineer to work across the Full Stack, this role is high ownership and a chance to assist in making finance more accessible and transparent. Why you’ll love it </h ...

Security Software Engineer

Join to apply for the Security Software Engineer role at Canonical Join to apply for the Security Software Engineer role at Canonical This is a general track for security-focused engineering in every team at Canonical, acros ...

AI/ML Engineer

Most engineers get to use large language models. You will get to build the systems that run them in production, at scale, under real latency and reliability constraints, for one of the most recognised names in application security and traffic management.Our client is expanding its AI Core group and is ...

AI/ML Engineer

Most engineers get to use large language models. You will get to build the systems that run them in production, at scale, under real latency and reliability constraints, for one of the most recognised names in application security and traffic management.Our client is expanding its AI Core group and is ...

Senior Software Engineer Application Engineering

About UMed uMed is on a mission to reduce barriers to knowledge creation in healthcare. Our clinical research network connects patients, electronic health data, and research groups, spanning 400+ GP sites across the UK and growing internationally. We're a focused team of people who care deeply ab ...

Senior Software Engineer

Senior Java Engineer - Remote (EU) You must be based in the EU - applications from outside this remit will be disregarded. My client is a well-established payments technology business with a large, actively modernised Java platform. This is a hands-on senior engineering role working in sma ...

Senior Software Engineer

Senior Java Engineer - Remote (EU) You must be based in the EU - applications from outside this remit will be disregarded. My client is a well-established payments technology business with a large, actively modernised Java platform. This is a hands-on senior engineering role working in sma ...

Senior Software Engineer

Senior Java Engineer - Remote (EU) You must be based in the EU - applications from outside this remit will be disregarded. My client is a well-established payments technology business with a large, actively modernised Java platform. This is a hands-on senior engineering role working in sma ...

Senior AI Software Engineer

Senior AI Software EngineerEmployment Type: ContractDuration: 12 MonthsLocation: Berkshire, England (1 day per month onsite)Umbrella Rate: £-£/dayOpportunity OverviewWe are working with a large, technology-driven organisation ...

Software Engineer, AI Centre of Excellence Software engineering London

As a Software Engineer within Checkout.com’s AI Centre of Excellence, you will rapidly build and iterate on Generative AI solutions to transform how cross-functional teams operate. You will work with teams from across Checkout.com’s portfolio of products and services who all have a real customer‑first phil ...

Staff Software Engineer

Staff Software Engineer – THE AI Scale-Up of 2026 | Future Unicorn Up to £160,000 plus excellent stock options London – 2 days a week Next.js | React | Typescript | Node | Python Are you a product‑focused Staff Software Engineer who enjoys autonomy and wants to build ...

Data Engineer Investment Platform

There's a quiet data problem at the heart of private markets and a London fintech is building the infrastructure to solve it. Every PE fund, credit strategy and infrastructure vehicle reports NAVs, capital calls and investor positions differently. Different fund admins. Different formats. Different ...

Senior SOC Analyst

Salary: £? - ? per year Requirements: Current Developed Vetting (DV) clearance is essential. Strong experience administering and tuning SIEM and SOAR platforms. Hands‑on experience with technologies such as Elastic, Trend Micro, Tripwire, Tanium, Clearswi ...

IT Systems Engineer

Salary: £50,000 - 50,000 per year Requirements We require 3–4 years of experience facilitating secure, high-availability production workloads at scale across multiple environments, with strong AWS expertise. We require proven experience using Terraform and Ansible, ...

Senior Software Engineer

Overview Salary: £42,000 - 52,000 per year Requirements 5+ years of professional software engineering experience in production systems. Proven experience designing and evolving APIs used by real customers. Strong TypeScript and Python experience ...

Oracle Linux KVM Infrastructure Engineer

Salary Salary: £145,530 per year Requirements Strong hands-on experience with Oracle Linux KVM and Oracle Linux Virtualization Manager (OLVM) Proven track record producing HLD and LLD documentation Deep understanding of the KVM stack, including qemu-k ...

Senior AI Software Engineer

Senior AI Software EngineerEmployment Type: ContractDuration: 12 MonthsLocation: Berkshire, England (1 day per month onsite)Umbrella Rate: £-£/dayOpportunity OverviewWe are working with a large, technology-driven organisation ...

.Net Back End Software Developer

Within a year of working with us, you will be entrepreneurial, confident in your area of expertise, be amongst the top of your game and the envy of your peers. Many of our colleagues have moved onto exceptional leadership positions leading innovative tech projects. Our people are always considered elitist ...

Data Consultant (Data, AI, ML)

Data Engineer (hiring mid to senior levels | 2yrs+) Newcastle (on-site) A growing high-calibre tech consultancy is seeking Data Engineers of various levels and disciplines to build robust, scalable data platforms/implement AI/ML for clients. They're a joint venture between two g ...

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    Full Stack Java Developer Python Jobs in United Kingdom Job Search Guide, Trends and Insights