Senior Software Engineer Jobs in Guernsey

1 to 25 of 27 Senior Software Engineer Jobs in Guernsey

Senior Software Engineer (United Kingdom)

Guernsey, UK
Hybrid / WFH Options
Understanding Recruitment
Are you keen to help in the transition towards sustainable lifestyles with clean technologies? Senior Software Engineer 🚩 Fully Remote in the UK 💰 £90,000 - £120,000 I am partnered with a Scale-Up Energy SAAS provider who are looking for a Senior Software Engineer … engineering strategy of the company. Their highly scalable, low latency platform is built on Java, AWS, Docker and Kubernetes. You will be an ideal Senior Software Engineer if you have: PhD educated background, ideally in Computer Science or Maths, Engineering Deep understand of Computer Science fundamentals and … your approach As a company they are massively scaling up their development function this year and you'll have a fantastic opportunity as a Senior Software Engineer to have a huge influence on the companies engineering strategy. If you have a PhD in Computer Science with a More ❯
Employment Type: Part-time
Posted:

Senior Software Engineer (United Kingdom)

Guernsey, UK
Hybrid / WFH Options
Understanding Recruitment
Have you been working with Core Java throughout your career using multithreading techniques? Do you have a PhD in Computer Science? REMOTE Senior Software Engineer – GreenTech Scale-Up Salary: £100k-130k Location: Fully Remote anywhere in the UK I am partnered with a rapidly growing and highly … successful CleanTech sustainability company who are looking for Senior Software Engineers to join their team as they continue to grow and become the leading energy supplier in the sustainable industry. Some of their biggest and most sustainable products include a platform the tells customers the most economic and … entirely Greenfield work . Tech stack : Java 19, AWS, Kubernetes, Docker, Microservices, GitHub Actions, NoSQL, Redis What makes you a great fit for this Senior Software Engineer position: An innovate thinker Deep comprehension of Advanced Computer Science fundamentals Knowledge of: Compiler Theory Graph Theory Algorithms Interval Graphs More ❯
Employment Type: Part-time
Posted:

Senior Software Engineer (United Kingdom)

Guernsey, UK
Hybrid / WFH Options
Understanding Recruitment
Senior Software Engineer – AI Voice Technology 📍 Location: Fully Remote 💰 Salary: $180k/£140k Senior Python Software Engineer (Python, FastAPI, Cloud Infrastructure) – We are hiring a Senior Python Software Engineer to join a pioneering AI company building next-generation voice automation technology. … play a key role in designing and maintaining high-performance enterprise-grade APIs , while collaborating with an expert engineering team. What we offer our Senior Python Software Engineer: ✅ High-ownership role in a fast-growing startup ✅ Fully remote flexibility – Work from anywhere in the world ✅ Equity options … growth opportunities – Scale your impact as the company develops ✅ Cutting-edge technology – Work with LLMs and AI frameworks If you’re an experienced Python engineer excited about AI, scalability, and building innovative products, this is your opportunity to make a real impact. Apply now for immediate consideration! Understanding Recruitment More ❯
Employment Type: Part-time
Posted:

Senior Software Engineer (United Kingdom)

Guernsey, UK
Hybrid / WFH Options
G.Digital
Senior Software Engineer - £75k - Software SaaS house - Fully Remote (UK Based) About this company 🚀 G.Digital have partnered with an amazing Software house who definitely get the G&T(girls & tech) stamp approval as an award winning place to work for Women and Development. Ranked one … of the UK's best places to work, this software house are looking to grow out their Engineering team, specifically for a Principal Backend Engineer to support a small Engineering team as they design, scale and maintain their SaaS platform. What you can expect: 💰 Autonomy as the sole … Principal Backend Engineer Fully remote working - London office for those who like the option Be part of a remote first culture ranked in the top 10 workplaces across the UK. 34 Days holiday, Private Medical Health Care & Discretionary bonus Company Away days to meet the team What I need More ❯
Employment Type: Part-time
Posted:

Senior Software Engineer (United Kingdom)

Guernsey, UK
Gold Group Ltd
Senior Software Engineer Location: Remote UK Salary: £85,000-£95,000 About Us We’re a leading IT Services and Consulting company delivering innovative technology solutions that drive real results for our clients. From modernising legacy systems to building cloud-native platforms, we solve complex business challenges … with precision and purpose. As we continue to scale, we’re looking for a Senior Software Engineer to join our expert engineering team. If you thrive on solving problems at scale, mentoring others, and delivering clean, reliable software that drives impact — this is the role for … you. Your Role As a Senior Software Engineer, you'll play a key role in the architecture, design, and implementation of scalable backend systems across a range of client and internal projects. You’ll work closely with product managers, solution architects, and other engineers to deliver high More ❯
Employment Type: Part-time
Posted:

Senior Software Engineer (United Kingdom)

Guernsey, UK
Hybrid / WFH Options
La Fosse
Senior Software Engineer | React | Next.js | TypeScript | £100k | Remote La Fosse is partnering with a Tech for Good Start-up, building a revolutionary product for special educational needs identification and support. They are seeking a Senior Software Engineer to join their tight-knit team as … meetup in London. Process: 3-stage virtual interview process If you are interested in this position and meet some of the requirements, apply now! Senior Software Engineer | React | Next.js | TypeScript | £100k | Remote More ❯
Employment Type: Part-time
Posted:

Senior Software Engineer (United Kingdom)

Guernsey, UK
Hybrid / WFH Options
NGIS
global challenges including climate change, biodiversity and sustainable development. We are a Google Premier Partner and we specialise in designing and building high performing software solutions including both customer specific solutions (business to business model) as well as our own Software as a Service products. The Opportunity We … are looking for a full-time Senior-level Software Engineer to join the NGIS EU in team in Canada, UK or Italy to help with the development and delivery of our TraceMark Software as a Service products. The TraceMark Sustainable Solution factory includes products for: Sustainable … Sourcing () Sustainable Cities () Sustainable Fashion (). As a Senior Software Engineer, you will be responsible for building full-stack web, desktop and mobile applications based on customer requirements. You will primarily be working on TraceMark Software as a Service solutions as part of a high performing More ❯
Employment Type: Part-time
Posted:

Senior Software Engineer (United Kingdom)

Guernsey, UK
Digital Waffle
Job Title: Senior Software Engineer Location: Remote (UK-Based) Salary: £65,000 - £70,000 D.O.E + 10% Bonus We are working with an award-winning SaaS company who are looking for a Senior Software Engineer to join their team. You will work on creating … mobile-first, responsive designs Contribute to the planning and implementation of new features Collaborate with UX, Product, and Engineering teams to drive innovation Ensure software quality through automated testing and CI/CD best practices Tech Stack: C# .NET Core JavaScript, React, HTML, CSS Typescript Cloud experience with Azure … or AWS SQL Server, CosmosDB, Redis CI/CD, TDD, Docker, Kubernetes We are looking for passionate Senior Software Engineers who are keen to develop innovative solutions and work with the latest technology. If you’re interested, please get in touch! All applications will be reviewed, and suitable More ❯
Employment Type: Part-time
Posted:

Senior Software Engineer (United Kingdom)

Guernsey, UK
dynamism vc
Business Intelligence Platform (YC-backed) | Senior Software Engineer At Dynamism.io, we’re excited to partner with the founding team at a leading open-source BI platform to find talented Senior Software Engineers. If you’re passionate about shaping the future of data visualization, building innovative … the team is expanding quickly to serve major clients such as Workday, Beauty Pie, Hypebeast, and Morning Brew. Role Overview and Responsibilities: As a Senior Software Engineer, you’ll play a critical role in enhancing and scaling the platform. From owning features end-to-end to collaborating More ❯
Employment Type: Part-time
Posted:

Senior Software Engineer - AI, Next.js - £110k (United Kingdom)

Guernsey, UK
Hybrid / WFH Options
Oliver Bernard
Senior Software Engineer - AI, Next.js Fully Remote - Remote UK Salaries paying £85k-£110k + Equity Our client is a forward-thinking AI start-up dedicated to building innovative software solutions powered by cutting-edge AI technologies. Their mission is to revolutionise the B2B software landscape … by integrating advanced Large Language Models (LLMs) into seamless, user-centric experiences. They are looking for talented Software Engineers to join their dynamic team and be part of the AI-driven transformation in the tech industry. About the Role As a Senior Software Engineer, you will … be an integral part of their product team, working within a unified codebase that powers their B2B software and custom AI modules. Your role will encompass the entire feature lifecycle, from initial design and data structuring to advanced AI integration, ensuring robust, scalable, and high-performance solutions. Key Responsibilities More ❯
Employment Type: Part-time
Posted:

Senior Software Engineer (United Kingdom)

Guernsey, UK
Hybrid / WFH Options
Premier Group
Senior Software Engineer - Unity Fully Remote within UK £70,000-£90,000 Are you an experienced Unity Developer looking for your next challenge on a fully remote basis – this role could be for you! I’m working with a leading ‘immersive technology business’ who develop content and … boundaries within the immersive space and with loads of new projects on the horizon, they are now looking to grow their team with a Senior Software Engineer to join their Studio! In role, you will have wide variety of responsibilities from collaborating with different teams to deliver More ❯
Employment Type: Part-time
Posted:

Senior Software Engineer (United Kingdom)

Guernsey, UK
Hybrid / WFH Options
Synchro
Role: Senior Software Engineer Location: Remote Day Rate: £600.00 - £700.00 (Outside IR35) Contract Duration: 6 Months We are currently recruiting for a Senior Software Engineer for a client in the e-commerce space, you will be responsible for the tech behind everything from scheduling … and CI/CD workflows Improve system documentation and knowledge sharing Ensure secure and reliable data handling (GDPR-compliant) Key Skills: 5+ years in software engineering, ideally with PHP and MySQL/MariaDB Strong AWS experience (EC2, RDS, S3) Comfortable working with legacy and bespoke systems Skilled in security More ❯
Employment Type: Part-time
Posted:

Senior Software Engineer (United Kingdom)

Guernsey, UK
Hybrid / WFH Options
Beazley Security
with an extra emphasis on expansion of our capabilities and capacity in helping solve unique client challenges. Summary: Beazley Security is seeking an experienced Senior Software Engineer to design innovative, secure scalable solutions that support our cybersecurity mission. As a key member of our global team, you … role will play a critical part in the continued improvement, scalable development, and support of products used to deliver Beazley Security services. As a Senior Software Engineer, this role will provide technical guidance around architecture and development, as well as mentor members of the Engineering team. This … test, and deployment processes. Create Infrastructure-as-Code. Collaboration: Work closely with product managers, other engineers, and stakeholders to define and deliver high-quality software solutions. Balance: Ensure feature development speed and reliability with well-defined service-level objectives. Improve: Continually update the deployment process to ensure only robust More ❯
Employment Type: Part-time
Posted:

Senior Software Engineer - AI Fintech Product Company - FULLY REMOTE IN UK - £110k - TypeScript/ Python/ React/ AWS/ GenAI (United Kingdom)

Guernsey, UK
Hybrid / WFH Options
Opus Recruitment Solutions
I am supporting a FinTech AI Product Company who are on the hunt for an experienced Senior Software Engineer to join their FULLY REMOTE engineering team! They are a heavily tech driven Product Company who put a huge emphasis on quality engineering, innovation and forward thinking. As … a Senior Software Engineer, you will work closely with their CTO and play a very important role on the direction of the product! You'll support with key tech decisions, architecture, project delivery and mentoring other Engineers in the team. Requirements: Deep experience with Python, TypeScript, React More ❯
Employment Type: Part-time
Posted:

Senior Software Engineer (United Kingdom)

Guernsey, UK
Hybrid / WFH Options
Bright Purple
provider of Network Security solutions specializing in automatic detection and mitigation, network visibility, analytics, and reporting tools. About the Role Are you a seasoned software engineer with a passion for designing and developing cloud-native Infrastructure-as-Code (IaC) solutions from the ground up? Our client is seeking … a talented and motivated Senior Software Engineer to lead the development of our next-generation observability platform. THIS IS NOT A DEVOPS ROLE. Responsibilities Collaborate within a dynamic software engineering team to architect and build a new cloud-native IaC platform. Develop software using technologies … or on-premises setups. Engage in the full development lifecycle: design, define work, document, debate, code, debug, and support features from inception. Qualifications A software developer experienced in designing and delivering complex IaC capabilities from scratch, not merely operating existing environments. A background in developing cloud-native systems software More ❯
Employment Type: Part-time
Posted:

Senior Software Engineer - Remote - Fintech - Up to £120k - Python TypeScript AWS (United Kingdom)

Guernsey, UK
Hybrid / WFH Options
Opus Recruitment Solutions
I am exclusively supporting a FinTech Product Company who are currently hiring for 2 x Senior Software Engineers to join their remote engineering team. They are profitable and already have their product (which i can expand on) used by a number of enterprise clients. They are looking for … a confident, experienced & passionate Senior Software Engineer with a product mindset and a deep understanding of Software Engineering. As a business, they are heavily driven by quality engineering & innovation and try to do things in a product mindset based around their end users. The role is … + experience with another backend language (Ruby, C++. Elixir, Haskell, Go, Clojure or Scala) Private projects to showcase + deep interest/passion for software engineering is also a plus! They are also working heavily within AI and working with up to date AI technologies They are paying up More ❯
Employment Type: Part-time
Posted:

Senior Software Engineer (United Kingdom)

Guernsey, UK
Candour Solutions
Senior Software developer - Remote - £48,000-£50,000 (C#, .NetCore, React, SQL, Web API) plus fantastic benefits including - Health cash plan and your birthday off! Are you looking to join a forward-thinking company who are supportive and offers an inclusive work culture with a REAL focus on … invest in.. they invest heavily in technology too! A great culture with the opportunity to step up into a lead developer role. As a Senior Software Developer, you will be leading a team of three developers, working closely with the Product Owner, Architecture, and key stakeholders designing and More ❯
Employment Type: Part-time
Posted:

Senior Software Engineer (United Kingdom)

Guernsey, UK
Hybrid / WFH Options
Oho Group Ltd
Senior Full Stack Software Engineer - Fully Remote | UK Join a leading creative marketplace that connects creators with professionals across a range of specialisms, supported by advanced tools to enhance project development and collaboration. As a Senior Full Stack Engineer, you'll work equally across frontend … for; Strong Full Stack Experience with Node.js/TypeScript or similar technologies Strong experience with modern front-end JavaScript Frameworks, Vue.js or React.js Full Software Development Life Cycle Experience, ideally feature-based development Willing to work in a fast-moving scale-up environment. What's on offer: Fully Remote More ❯
Employment Type: Part-time
Posted:

Senior Software Engineer (United Kingdom)

Guernsey, UK
Hybrid / WFH Options
Explore Group
We’re partnered with a globally recognised team behind a widely used open-source platform. They’re looking for a Senior Software Engineer with strong Ruby experience to lead on new feature development, performance improvements, and robust testing — all within a fully remote environment. You’ll be More ❯
Employment Type: Part-time
Posted:

Senior Java Software Engineer (United Kingdom)

Guernsey, UK
Hybrid / WFH Options
Plan A Digital
Senior Software Engineer – Java - FinTech Remote First | London (UK) | Up to £120k + Benefits Are you a Java developer who thrives in a collaborative, test-driven environment? Do you believe in pair programming, continuous integration, and clean, maintainable code? If so, we’d love to hear from More ❯
Employment Type: Part-time
Posted:

Senior Software Engineer (United Kingdom)

Guernsey, UK
Hybrid / WFH Options
Prism Digital
Senior Fullstack Engineer | React, Node.js, Next.js, API | Tech for Good This is the chance to work for a unique organisation! Our client is a not-for-profit that reviews/certifies companies, governments and financial institutions for their environmental impact and awareness. They are the main global authority … the UK with an office in central London and has 700 staff globally (100 circa in the UK). My client is looking for Senior Full Stack Engineers who will play a key role in the ongoing development and innovation of their newly created platform. This role is fully … the world Paid sabbaticals Generous maternity & paternity benefits This is an urgent role and will go fast. If you are interested, please apply quickly!!! Senior Fullstack Engineer | React, Node.js, Next.js, API | Tech for Good More ❯
Employment Type: Part-time
Posted:

Senior Security Software Engineer (United Kingdom)

Guernsey, UK
Keysight Technologies
About the Role Keysight is looking to hire a senior security software engineer to develop automated program analysis and fuzz testing capabilities for our security assessment products. The successful candidate will be key in designing and implementing novel and scalable tools for automated software composition analysis … a sense of belonging, they can be more creative, innovative, and thrive at all points in their careers. Responsibilities: Designing solutions to enable automated software composition analysis and identification of vulnerabilities Developing and maintaining software composition analysis tools Performing research in embedded device firmware security and compose articles More ❯
Employment Type: Part-time
Posted:

Senior Software Engineer (United Kingdom)

Guernsey, UK
Hybrid / WFH Options
La Fosse
Senior Full Stack Engineer | Remote | React | Node | TypeScript | £95k + Equity La Fosse has partnered with a creator enablement platform that helps some of the world's most famous and talented creators maximise their commercial potential. As they move towards securing Series B funding, they are seeking Senior … with a quick 3-stage virtual interview. If you're interested in the position and feel you fit some of the requirements, apply now! Senior Full Stack Engineer | Remote | React | Node | TypeScript | £95k + Equity More ❯
Employment Type: Part-time
Posted:

Senior Software Engineer ( 4 month Contract ) (United Kingdom)

Guernsey, UK
IRIS Software Group
This is a Fixed Term Contract role for 4 months. IRIS Software Group is one of the UK’s largest privately held software companies. Its purpose is to be the most trusted provider of mission-critical software and services, ensuring customers get it right first time, every … time. IRIS takes the pain out of processes and let professionals working in businesses and schools focus on the work they love. Its software solutions and services for finance, HR and payroll teams, educational organisations, and accountancy firms helps comply with regulations, drive productivity, and better engage with key More ❯
Employment Type: Part-time
Posted:

🌳 Urgent! x8 Fullstack Senior Software Engineers/Tech leads Needed - UK-based - - Rapid Growth - Fully Remote 🌳 (United Kingdom)

Guernsey, UK
Hybrid / WFH Options
Areti Group | B Corp™
Urgent! x8 Fullstack Senior Software Engineers/Tech leads Needed – UK-based – – Rapid Growth – Fully Remote 🌳 Areti Group is excited to partner with a Series funded startup poised for rapid expansion, growing by 40 heads in the next 3 months! We are urgently seeking x8 Fullstack Tech leads … Java, Python, C#, PHP 🌳 VueJs, Typescript/Angular/React Cloud : 🌳 Amazon Web Services (AWS) Databases : 🌳 PostgreSQL, DynamoDB Additional Tools & Frameworks : 🌳 GraphQL 🌳 REST APIs 🌳 Software Design Patterns – TDD, DDD 🌳 Agile methodologies: Scrum and Kanban Key Responsibilities : Full-Stack Development : Design, develop, and maintain complex full-stack applications across both … scalable, cloud-based solutions using AWS , PostgreSQL , and DynamoDB . API Development : Integrate RESTful APIs and GraphQL to enable smooth data flow between services. Software Design Patterns : Apply TDD (Test Driven Development) and DDD (Domain Driven Design) best practices to ensure maintainable, efficient code. DevOps & CI/CD : Use More ❯
Employment Type: Part-time
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