26 to 50 of 76 Software Engineering Jobs in Watford

Research Engineer | Pre-Seed Start-up

Hiring Organisation
Cubiq Recruitment
Location
Watford, Hertfordshire, UK
Employment Type
Full-time
recent research papers into working models and experiments. Design and run experiments, analyse results, and validate findings with scientific rigour. Build high-quality research software that is maintainable, tested, and usable by scientists across the company. Collaborate closely with chemists and biologists to understand their workflows and translate scientific … through internal reports, technical documentation, and external publications or conferences. Contribute to shared codebases, review code, and help define best practices for research-oriented software development. What you will bring: Strong background in machine learning, computer science, applied mathematics, or a related field (PhD, MSc, or equivalent experience). ...

Senior Java Software Engineer

Hiring Organisation
Orbis Group
Location
Watford, Hertfordshire, UK
Employment Type
Full-time
Senior Java Engineer – Actuarial Data Squad – Outside IR35 - Contract We're looking for a Senior Java Engineer to join a high-profile project focused on backend systems that automate complex financial and actuarial processes. This ...

Technical Lead - Ruby, TypeScript, React

Hiring Organisation
Spectrum IT Recruitment
Location
Watford, Hertfordshire, UK
Employment Type
Full-time
Technical lead – SaaS/AI scale up £90-£120k+ Benefits + Remote working A hands-on Tech Lead/Principal Software Engineer opportunity for an exciting tech business offering innovative products to a global customer base. The Tech Lead will remain hands-on in a full stack Ruby, Rails … Rails, TypeScript, React, AWS or similar stack Excellent problem-solving skills and the ability to work in a collaborative product led team Advocate for Software engineering best practice – Unit testing, CI/CD, Pair Programming etc Interested in working on complex problems with senior engineers The ability ...

Machine Learning Engineer

Hiring Organisation
Brio Digital
Location
Watford, Hertfordshire, UK
Employment Type
Full-time
lead the design and productionisation of Generative AI and Large Language Model (LLM) applications. This role sits at the heart of an AI-focused engineering team, delivering scalable, production-grade systems using GCP and Google's AI ecosystem. You'll be a senior, hands-on engineer owning complex technical … usage, and content safety. Develop and deploy autonomous or semi-autonomous agents using modern agent frameworks and Google AI tooling. Collaborate with product and engineering teams to translate complex business requirements into ML-driven solutions. Monitor, optimise, and continuously improve models in live production environments. Contribute to the architecture ...

Senior Software Engineer

Hiring Organisation
OptumUK
Location
Watford, Hertfordshire, UK
Employment Type
Full-time
Vacancy Are you a Senior Software Developer looking to make a real impact in healthcare technology? Do you want to work on meaningful products that support medical professionals and trainees across the UK? If so, this could be the perfect opportunity for you. We're looking for a talented … motivated Senior Software Developer to join the FourteenFish team at Optum UK. You'll be part of a collaborative, forward-thinking group building world-class solutions that improve the lives of healthcare professionals. This role will see you working across our product suite, contributing to the design, development ...

Palantir Architect (Lead FDE)

Hiring Organisation
Staffworx
Location
Watford, Hertfordshire, UK
Employment Type
Full-time
build production-grade data and application workflows on Foundry, own technical decisions end-to-end and work directly with senior stakeholders while mentoring engineering teams. Core Responsibilities Foundry Solution Design & Build Own end-to-end solution design across: Data integration (Pipeline Builder/code-based pipelines, connectors, incremental loads … root cause analysis for platform and application issues. Define and enforce non-functional requirements (SLA/SLOs, resilience, disaster recovery). Client-Facing Engineering & Stakeholder Management Run technical discovery with senior stakeholders to translate business needs into concrete Foundry use cases. Present architectures, trade-offs and risk assessments ...

Palantir Consultant

Hiring Organisation
Staffworx
Location
Watford, Hertfordshire, UK
Employment Type
Full-time
platform and application issues. Assist in applying non-functional requirements (SLA/SLOs, resilience, backup and recovery) defined by senior engineers. Client-Facing Engineering & Stakeholder Support Join technical discovery sessions to help translate business needs into Foundry use cases. Prepare and demo prototypes, data flows and applications to technical … design patterns and contribute improvements as you gain experience. Required Experience Commercial experience working with Palantir Foundry or AIP in an implementation, consulting or engineering role. Hands-on experience with: Building and maintaining pipelines and/or ontologies. Developing or supporting Foundry and AIP applications (Workshop, Code Repos, OSDK ...

PERL Software Developer

Hiring Organisation
Gold Group Ltd
Location
Watford, Hertfordshire, UK
Employment Type
Full-time
Title: PERL Software Developer Location: Stevenage – Onsite 1 day Per Month Hourly Rate: £77p/h Inside IR35 Contract Length: 6 Months – Likely To Extend ! Join Our Team as a Software Developer and Drive Software Development to New Heights! Are you a meticulous PERL Software Developer … with a passion for precision and excellence? Are you ready to play a pivotal role in ensuring top-tier standards in a well-established engineering organization? Look no further! We invite you to join our team in Stevenage and be a key driver of engineering excellence. About ...

Software Engineer

Hiring Organisation
Digital Waffle
Location
Watford, Hertfordshire, UK
Employment Type
Full-time
fast-growing AI-driven SaaS company is hiring three Senior Software Engineers to join its engineering team. These are hands-on roles with a strong backend and architectural focus, ideal for engineers who enjoy working in scale up or startup environments and want to build high-quality, cloud … native software that powers real-world automation. You'll be part of cross-functional squads delivering modern, serverless, AI-enabled applications used in highly regulated industries. The company has a strong engineering culture, embraces AI-assisted development, and offers autonomy, impact, and the chance to help shape technical ...

Senior Software Engineer

Hiring Organisation
Aveni
Location
Watford, Hertfordshire, UK
Employment Type
Full-time
rounds. Since then, we've continued to grow rapidly as adoption of AI in financial services accelerates, and we're now scaling our engineering organisation to meet that demand. Our engineering team includes experienced software engineers and PhD-level AI specialists, with strong ties to the University … Edinburgh, giving you access to exceptional expertise and opportunities for continuous learning as part of the day-to-day work. The Role As a Software Engineer at Aveni, you'll be responsible for building and scaling the products that sit on top of FinLLM (the UK's first ...

Senior Software Engineer

Hiring Organisation
The ONE Group Ltd
Location
Watford, Hertfordshire, UK
Employment Type
Full-time
Senior Software Engineer (Test Software) Location: Stevenage Salary: Up to £75,000 per annum + Bonus Benefits: Job security (Big industry investment, no redundancies during Covid & kept hiring), great pension, Annual Pay Review, Enhanced Parental Leave, Training & Membership Fund, Courses & Training, Hobby Clubs and more A market leading … global company within the aerospace defence sector are looking for passionate software engineers with experience within test software. This is a fascinating chance to be involved with developing and supporting test software solutions for use within test equipment on aerospace electronics and their control systems. You will ...

Software Architect

Hiring Organisation
The ONE Group Ltd
Location
Watford, Hertfordshire, UK
Employment Type
Full-time
Software Architect Location: Hybrid working in Bristol or Stevenage Salary: Up to £80,000 per annum + 21% Bonus Benefits: Job security (Big industry investment, no redundancies during Covid & kept hiring), Great pension, Enhanced parental leave, medical insurance, dental insurance, share plans, shopping discounts, amazing on-site facilities including … heavily subsidised restaurant, bar and gym A market leading and global company within the defence sector are looking for an experienced software engineer and architect with a passion for innovative software design. This is a fascinating chance to be involved with developing cutting-edge software architecture solutions ...

Machine Learning Engineer | Python | Pytorch | Natural Language Processing | LLM | Large Language Models | Remote, Europe

Hiring Organisation
Enigma
Location
Watford, Hertfordshire, UK
Employment Type
Full-time
between fast and more thorough query strategies Fine-tuning embeddings or reranking models What You'll Do Collaborate closely with the core team and software engineers Stay up-to-date with the latest research and apply new ideas to real product challenges Design, run and analyse experiments to push ...

Senior .NET React Software Engineer

Hiring Organisation
Roc Search
Location
Watford, Hertfordshire, UK
Employment Type
Full-time
Title: Senior Software Engineer (.NET + React) Job Type: Permanent Location: UK Remote based Salary: £70,000-£80,000 (DOE) Skills: C#, .NET Core, React (Typescript), Azure, Microservices, Design Patterns Roc Search are seeking a Senior Software Developer with .NET and React experience to join a collaborative … team building globally used, cloud-based products. This is a hands-on role covering development, research, and maintenance across the full software development lifecycle. This is a fully remote role but they do have an office based in London. It is a greenfield project where you will be involved ...

Senior Software Engineer

Hiring Organisation
Formula Recruitment
Location
Watford, Hertfordshire, UK
Employment Type
Full-time
Senior Software Engineer (Blockchain) Location: Remote Salary: Up to £120,000 + Bonus Are you ready to shape the future of digital finance? We're partnering with a pioneering organisation at the forefront of blockchain innovation to find a Senior Software Engineer who thrives on solving complex problems … seamless experiences. Design and integrate yield-generating protocols and treasury management tools. Collaborate with cross-functional teams to ensure compliance, scalability, and security. Drive engineering excellence through best practices, testing, and mentorship. What We're Looking For: Senior level experience in fullstack and blockchain engineering. Deep expertise in Solidity ...

Lead/Senior Software Engineer

Hiring Organisation
Media Contacts Ltd
Location
Watford, Hertfordshire, UK
Employment Type
Full-time
client is a US based software company, operating into the media and entertainment sector. Due to their ongoing success, they are looking for a Lead/Senior Software Developer, based in the UK. This will be working on their existing solutions but mainly focusing on the development … exciting new product. The company is around 5 years old and during that time it has successfully implemented its software into three of the UK's major broadcasters. You will be a problem solver, with a passion for designing and developing impactful products, you will have an expert level ...

Software Engineer

Hiring Organisation
Understanding Recruitment
Location
Watford, Hertfordshire, UK
Employment Type
Full-time
Low Latency C++ Engineer | Crypto Trading Powerhouse Up to £185,000 DOE + RSUs + Bonus + Benefits Fully Remote (must be based in the UK) Want to help shape the future of crypto trading ...

Software Engineer

Hiring Organisation
Constant Recruitment Ltd
Location
Watford, Hertfordshire, UK
Employment Type
Full-time
Software Engineer Location: Bishops Stortford Salary: Up to £50k Do you have two years software development experience? Do you have a strong foundation in C# development? Would you enjoy working on projects that involve data integrations, security systems, and enterprise-scale solutions? This role is ideal for someone … build on their skills with mentoring from senior engineers. The Company Our client is a fast-growing technology business that designs and delivers bespoke software solutions, data integrations, and consultancy services. Since their launch in 2020, they have built a strong reputation for developing custom integrations between third-party ...

Salesforce admin

Hiring Organisation
Pontoon
Location
Watford, Hertfordshire, United Kingdom
Employment Type
Contract
Required Skills The relationship and communication skills to motivate and influence a wide range of internal and external stakeholders ranging from business leaders to software engineering teams Strong analytical and problem-solving skills Able to understand high level business ideas, impact assess and break them down to facilitate ...

Software Engineer

Hiring Organisation
Harvey Nash
Location
Watford, Hertfordshire, UK
Employment Type
Full-time
front-end and back-end elements of the system. This role is suitable for developers with a strong foundation in .NET and cloud-native engineering, and offers scope to grow technical ownership within a supportive, delivery-focused team. You'll be working in an environment that values collaboration, learning … continuous improvement. Key Responsibilities Design, build, test, and deploy robust software components using modern development tools and approaches. Contribute to the evolution of the platform's services and infrastructure, ensuring performance, resilience, and security. Support and extend CI/CD pipelines and contribute to the automation of deployment ...

Software Engineer

Hiring Organisation
develop
Location
Watford, Hertfordshire, UK
Employment Type
Full-time
leading consultancy who are supporting a household brand who work in the financial services space. We're on the lookout for a talented C# Software Engineer to join a brand-new team delivering a cutting-edge, greenfield digital transformation Programme. This is a fantastic opportunity to work with … practices. About the Role You'll be a key part of an agile scrum team, building and delivering new digital solutions using modern engineering principles. From shaping the architecture to hands-on coding and deployment, you'll work across the full SDLC. What We're Looking For A strong ...

Principal Software Engineer

Hiring Organisation
TopTek Talent
Location
Watford, Hertfordshire, UK
Employment Type
Full-time
Principal Software Architect (FinTech SaaS) – UK Remote We are representing a scaling B2B FinTech that provides core decisioning infrastructure for the global financial services sector. Their enterprise SaaS technology enables major lenders to modernise their credit assessment processes, allowing for more efficient deployment of capital to the commercial sector. … high-visibility leadership role. You won't just be managing a team; you'll be fostering a culture of \"intellectual curiosity\" and engineering excellence across several multidisciplinary squads. You will be the bridge between complex product needs and robust, scalable reality—helping the business \"make it work, then make ...

Software Engineer

Hiring Organisation
Venture 2
Location
Watford, Hertfordshire, UK
Employment Type
Full-time
Software Engineer Venture 2 Venture 2 is building the next generation of AI-enabled products. Our work spans one-to-many inference systems with applications in anti-piracy, heavy industry optimisation, and prediction markets. We operate as a hybrid venture studio: developing our own D2C and B2B products while … owned companies through contract-based development. Following a successful funding round and with a seven-figure contract backlog in place, we are expanding our engineering team. This is an opportunity to join early, gain exposure to cutting-edge systems, and progress rapidly into leadership roles. Role Overview ...

Senior Python Software Engineer

Hiring Organisation
Burns Sheehan
Location
Watford, Hertfordshire, UK
Employment Type
Full-time
Senior+ Software Engineer - Python | FastAPI | AWS £90,000-120,000 + Bonus and Stock Flexible benefits | 90 day work-from-anywhere perk Python, FastAPI, gRPC, AWS Remote first or hybrid (London) InsurTech | high traffic, scalable, event-driven, microservices development We've partnered with one of the UK's most … years. Following a successful profitability push, they're now entering a growth phase and expanding their product offering. As a Lead/Senior+ Software Engineer you'll help drive technical direction and architecture within a product-led squad environment, rotating across business domains. This is an opportunity to gain ...

Senior Software Engineer (PHP)

Hiring Organisation
True9
Location
Watford, Hertfordshire, UK
Employment Type
Full-time
love untangling hard problems, improving legacy systems, and shipping clean, tested code, you'll fit right in. Your role as a Senior PHP Software Engineer at True9: Lead the back-end - write clean, maintainable, and scalable code using PHP and frameworks like Symfony across a variety of projects. Drive ...