1 to 25 of 56 Junior Software Engineer Jobs in London

Social network you want to login/join with: Junior Software Engineer, south west london col-narrow-left Client: Brainpool AI Location: south west london, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 4 Posted: 31.05.2025 Expiry Date: 15.07.2025 col-wide Job Description: Brainpool is a fast growing AI start … a team of engineers, on various business engagements, such as client projects and internal company products. Some examples of these engagements include client scoping programmes, and PoC/MVP software development. A significant focus will be on building and optimizing Large Language Model (LLM) inferences and creating robust web services. This includes developing event-driven and request-response systems More ❯

This role involves working alongside the CTO and a team of engineers on various business engagements, including client projects and internal products. Responsibilities include client scoping, PoC/MVP software development, building and optimizing Large Language Model (LLM) inferences, and creating robust web services. You will develop event-driven and request-response systems to run RAG (Retrieval-Augmented Generation More ❯

Junior Full-Stack Software Developer Location: London, United Kingdom Type: Full-Time (hybrid working – home and office-based) Salary: Competitive A forward-thinking organisation is seeking a motivated and enthusiastic full-stack software developer to support digital transformation projects, with a focus on sustainability and climate change. This is an excellent opportunity for someone early in their … to security best practices (e.g., OWASP). Work on RESTful API design and consumption. Collaborate on version control practices using Git, documentation, and code reviews. Desired Skills: Passion for software development and continuous learning. Some frontend experience with JavaScript/TypeScript and frameworks like React.js. Basic backend experience with Python or Node.js. Understanding of databases (relational and NoSQL). … Understanding of API integration and security fundamentals. Experience or interest in OCR and NLP is beneficial. Knowledge of version control (e.g., Git). Education & Experience: Degree in computer science, software engineering, or a related discipline – or relevant practical experience. Some practical experience with full-stack development or internships is a bonus. A strong interest in sustainability, ESG, and climate More ❯

Junior Full-Stack Software Developer Location: London, United Kingdom Type: Full-Time (hybrid working – home and office-based) Salary: Competitive A forward-thinking organisation is seeking a motivated and enthusiastic full-stack software developer to support digital transformation projects, with a focus on sustainability and climate change. This is an excellent opportunity for someone early in their … to security best practices (e.g., OWASP). Work on RESTful API design and consumption. Collaborate on version control practices using Git, documentation, and code reviews. Desired Skills: Passion for software development and continuous learning. Some frontend experience with JavaScript/TypeScript and frameworks like React.js. Basic backend experience with Python or Node.js. Understanding of databases (relational and NoSQL). … Understanding of API integration and security fundamentals. Experience or interest in OCR and NLP is beneficial. Knowledge of version control (e.g., Git). Education & Experience: Degree in computer science, software engineering, or a related discipline – or relevant practical experience. Some practical experience with full-stack development or internships is a bonus. A strong interest in sustainability, ESG, and climate More ❯

Junior Full-Stack Software Developer Location: London, United Kingdom Type: Full-Time (hybrid working – home and office-based) Salary: Competitive A forward-thinking organisation is seeking a motivated and enthusiastic full-stack software developer to support digital transformation projects, with a focus on sustainability and climate change. This is an excellent opportunity for someone early in their … to security best practices (e.g., OWASP). Work on RESTful API design and consumption. Collaborate on version control practices using Git, documentation, and code reviews. Desired Skills: Passion for software development and continuous learning. Some frontend experience with JavaScript/TypeScript and frameworks like React.js. Basic backend experience with Python or Node.js. Understanding of databases (relational and NoSQL). … Understanding of API integration and security fundamentals. Experience or interest in OCR and NLP is beneficial. Knowledge of version control (e.g., Git). Education & Experience: Degree in computer science, software engineering, or a related discipline – or relevant practical experience. Some practical experience with full-stack development or internships is a bonus. A strong interest in sustainability, ESG, and climate More ❯

Junior Full-Stack Software Developer Location: London, United Kingdom Type: Full-Time (hybrid working – home and office-based) Salary: Competitive A forward-thinking organisation is seeking a motivated and enthusiastic full-stack software developer to support digital transformation projects, with a focus on sustainability and climate change. This is an excellent opportunity for someone early in their … to security best practices (e.g., OWASP). Work on RESTful API design and consumption. Collaborate on version control practices using Git, documentation, and code reviews. Desired Skills: Passion for software development and continuous learning. Some frontend experience with JavaScript/TypeScript and frameworks like React.js. Basic backend experience with Python or Node.js. Understanding of databases (relational and NoSQL). … Understanding of API integration and security fundamentals. Experience or interest in OCR and NLP is beneficial. Knowledge of version control (e.g., Git). Education & Experience: Degree in computer science, software engineering, or a related discipline – or relevant practical experience. Some practical experience with full-stack development or internships is a bonus. A strong interest in sustainability, ESG, and climate More ❯

Junior Full-Stack Software Developer Location: London, United Kingdom Type: Full-Time (hybrid working – home and office-based) Salary: Competitive A forward-thinking organisation is seeking a motivated and enthusiastic full-stack software developer to support digital transformation projects, with a focus on sustainability and climate change. This is an excellent opportunity for someone early in their … to security best practices (e.g., OWASP). Work on RESTful API design and consumption. Collaborate on version control practices using Git, documentation, and code reviews. Desired Skills: Passion for software development and continuous learning. Some frontend experience with JavaScript/TypeScript and frameworks like React.js. Basic backend experience with Python or Node.js. Understanding of databases (relational and NoSQL). … Understanding of API integration and security fundamentals. Experience or interest in OCR and NLP is beneficial. Knowledge of version control (e.g., Git). Education & Experience: Degree in computer science, software engineering, or a related discipline – or relevant practical experience. Some practical experience with full-stack development or internships is a bonus. A strong interest in sustainability, ESG, and climate More ❯

Job Title Junior Software Development Engineer At Amadeus, we’re here to make the experience of travel better, for everyone. We may not always be visible, but we are everywhere. Our technology powers the global travel and tourism industry. From airlines to search engines, travel agencies to hotels, the world’s top travel brands rely on us … diverse global workforce, made up of 150 nationalities, offers incredible insights and knowledge. Our collaborative, supportive culture and flexible working environment attracts diverse talent. We’re looking for Graduate Software Development Engineers to join us in summer 2025. We particularly welcome applications from female students and other underrepresented groups in STEM. Putting travelers at the heart of everything we … applications for the world’s top hotel chains Discover and implement new testing frameworks to support hospitality stabilisation As a Graduate, you’ll: Analyse customer needs to create new software(s) or to improve existing one(s) Run feasibility studies and design and develop software solutions to help our customers meet their goals Build APIs from scratch to More ❯

on your skills and experience — talk with your recruiter to learn more. Base pay range Direct message the job poster from Intellect Group Headhunting top talent across Digital Marketing & Software within the UK ️ Junior Software Engineer – Graduate Opportunity Location: Remote (UK-Based) About the Opportunity: We’re looking for a bright and motivated Junior Software Engineer to join a collaborative, fast-paced tech team building modern, scalable applications across web, mobile, and cloud platforms. This is an exciting opportunity for a recent graduate who is passionate about writing clean, efficient code and is eager to develop their skills on real-world projects alongside experienced engineers, designers, and product managers. Whether it’s developing … new user-facing features, improving system performance, or contributing to API design, you’ll have the chance to make meaningful contributions from day one while learning best practices in software engineering. What You’ll Be Doing: Designing, developing, testing, and deploying software solutions in an agile team Writing clean, maintainable code across both front-end and back-end More ❯

At Longshot Systems we build advanced platforms for sports betting analytics and trading. We're hiring for a Junior Software Engineer within our trading platform team. The primary function of this team is to manage our in-house trading platform which integrates with sports betting trading venues globally. You'll be working on these integrations and on … do need to be a proficient coder with a passion for the work. While we are happy to provide extensive training, we do need a certain baseline ability in software engineering and computing to work from. The ideal candidate is someone who loves a challenge and is ready to get involved. Must-haves Solid Computer Science fundamentals (data structures … sponsorships for this role. Nice-to-haves Production work with Golang or AWS. Scripting/web tech (Python, JavaScript/TypeScript). Web-scraping experience. 0-2 years professional software experience or equivalent projects. Our salary range for the role is £35,000 to £50,000, depending on experience and interview performance. List of benefits: Participation in the uncapped More ❯

Join a fast-growing, interdisciplinary start-up revolutionising the way scientists carry out protein research. You’ll work on impactful software powering cutting-edge lab devices that accelerate discovery and innovation in biotech and medicine. This Role Will Offer You: The chance to work on real-world tools used in life sciences research A dynamic, collaborative environment with engineers … scientists, and commercial teams Exposure to a wide tech stack and the opportunity to develop across the full software lifecycle Equity in a high-growth start-up and a clear path for development Responsibilities: Develop and maintain user-friendly software interfaces Manage and expand databases, including LIMS systems Implement and test machine control features in collaboration with hardware More ❯

We are looking for a highly motivated Junior Backend Software Engineer (hybrid in London) to join an early stage technology company. This is a rare chance to join a startup at the very beginning - where your curiosity, ideas, and input will directly influence the product roadmap. You’ll be working closely with a small, experienced engineering team … building real features in a modern codebase from day one. As a Junior Backend Software Engineer, you will be designing and implementing scalable, high-performance infrastructure services, APIs and integrations. You’ll join a small and growing R&D team focused on building ambitious new products from the ground up. You’ll work on real product features … single-page applications WebSockets Infrastructure as code (AWS CDK, Terraform, etc.) Docker AWS IoT What we’re looking for Circa 2 years of commercial or equivalent experience in a software development role building cloud-driven SAAS products, with a focus on building and maintaining infrastructure and backend services. Full stack experience with other languages and frameworks (e.g. React, Vue More ❯

We are looking for a highly motivated Junior Backend Software Engineer (hybrid in London) to join an early stage technology company. This is a rare chance to join a startup at the very beginning - where your curiosity, ideas, and input will directly influence the product roadmap. You’ll be working closely with a small, experienced engineering team … building real features in a modern codebase from day one. As a Junior Backend Software Engineer, you will be designing and implementing scalable, high-performance infrastructure services, APIs and integrations. You’ll join a small and growing R&D team focused on building ambitious new products from the ground up. You’ll work on real product features … single-page applications WebSockets Infrastructure as code (AWS CDK, Terraform, etc.) Docker AWS IoT What we’re looking for Circa 2 years of commercial or equivalent experience in a software development role building cloud-driven SAAS products, with a focus on building and maintaining infrastructure and backend services. Full stack experience with other languages and frameworks (e.g. React, Vue More ❯

We are looking for a highly motivated Junior Backend Software Engineer (hybrid in London) to join an early stage technology company. This is a rare chance to join a startup at the very beginning - where your curiosity, ideas, and input will directly influence the product roadmap. You’ll be working closely with a small, experienced engineering team … building real features in a modern codebase from day one. As a Junior Backend Software Engineer, you will be designing and implementing scalable, high-performance infrastructure services, APIs and integrations. You’ll join a small and growing R&D team focused on building ambitious new products from the ground up. You’ll work on real product features … single-page applications WebSockets Infrastructure as code (AWS CDK, Terraform, etc.) Docker AWS IoT What we’re looking for Circa 2 years of commercial or equivalent experience in a software development role building cloud-driven SAAS products, with a focus on building and maintaining infrastructure and backend services. Full stack experience with other languages and frameworks (e.g. React, Vue More ❯

We are looking for a highly motivated Junior Backend Software Engineer (hybrid in London) to join an early stage technology company. This is a rare chance to join a startup at the very beginning - where your curiosity, ideas, and input will directly influence the product roadmap. You’ll be working closely with a small, experienced engineering team … building real features in a modern codebase from day one. As a Junior Backend Software Engineer, you will be designing and implementing scalable, high-performance infrastructure services, APIs and integrations. You’ll join a small and growing R&D team focused on building ambitious new products from the ground up. You’ll work on real product features … single-page applications WebSockets Infrastructure as code (AWS CDK, Terraform, etc.) Docker AWS IoT What we’re looking for Circa 2 years of commercial or equivalent experience in a software development role building cloud-driven SAAS products, with a focus on building and maintaining infrastructure and backend services. Full stack experience with other languages and frameworks (e.g. React, Vue More ❯

We are looking for a highly motivated Junior Backend Software Engineer (hybrid in London) to join an early stage technology company. This is a rare chance to join a startup at the very beginning - where your curiosity, ideas, and input will directly influence the product roadmap. You’ll be working closely with a small, experienced engineering team … building real features in a modern codebase from day one. As a Junior Backend Software Engineer, you will be designing and implementing scalable, high-performance infrastructure services, APIs and integrations. You’ll join a small and growing R&D team focused on building ambitious new products from the ground up. You’ll work on real product features … single-page applications WebSockets Infrastructure as code (AWS CDK, Terraform, etc.) Docker AWS IoT What we’re looking for Circa 2 years of commercial or equivalent experience in a software development role building cloud-driven SAAS products, with a focus on building and maintaining infrastructure and backend services. Full stack experience with other languages and frameworks (e.g. React, Vue More ❯

we are rapidly expanding our client base. We are looking for highly motivated individuals to help build the products that shape the future of travel. Salary: Base Salary Title: Junior Software Engineer Location: Central London (in office) Minimum Qualifications: Bachelor's Degree in Computer Science, Mathematics or a STEM field Experience with Javascript or Python Experience developing … on responsibility A love of building product (!) What will you learn? You will learn the ins and outs of a fast-growing start-up, the inner workings of a software company, and all of its technical components. What do you get when you join? Join us and, in addition to your salary, you will have flexibility with your holiday More ❯

we are rapidly expanding our client base. We are looking for highly motivated individuals to help build the products that shape the future of travel. Salary: Base Salary Title: Junior Software Engineer Location: Central London (in office) Minimum Qualifications: Bachelor's Degree in Computer Science, Mathematics or a STEM field Experience with Javascript or Python Experience developing … on responsibility A love of building product (!) What will you learn? You will learn the ins and outs of a fast-growing start-up, the inner workings of a software company, and all of its technical components. What do you get when you join? Join us and, in addition to your salary, you will have flexibility with your holiday More ❯

Social network you want to login/join with: Junior Simulation/Software Engineer, United Kingdom Client: QuEST Global Services Pte. Ltd Location: United Kingdom Job Category: Other EU work permit required: Yes Job Reference: 099b1630a306 Job Views: 5 Posted: 02.06.2025 Expiry Date: 17.07.2025 Job Description: Quest Global is an organization at the forefront of innovation and … in collective success and learning from failures, we’re eager to hear from you. The ideal candidates will have the following characteristics and skills: Requirements: Currently working as a software developer with a strong foundation in computing, engineering, and simulation. Joining the Modelling & Simulation (M&S) discipline within the customer team, supporting development across the product lifecycle, from concept … and supporting utilities, prototyping new avionic and cockpit designs. This is a fully onsite role requiring a minimum of 4 days per week at the customer site. Responsibilities: Developing software, owning requirements, design, implementation, system integration, and testing. Adhering to systems engineering practices, reporting progress, and producing technical documentation. Designing technical solutions, integrating hardware and software, planning development More ❯

Requirements: Proficiency in C++ Working knowledge of Windows, Linux O/S and distributed network architecture. Ability to diagnose failure scenarios and identify root cause under pressure. Experience of software development in a financial services environment advantageous. Seniority level Entry level Employment type Full-time Job function Information Technology and Finance Industries Technology, Information and Media #J-18808-Ljbffr More ❯

productionization). We’re looking for problem solvers with an entrepreneurial mindset—people who focus on outcomes and use data to drive decisions. If you're passionate about building software for other developers and applying AI thoughtfully to achieve measurable results for customers, we'd love to hear from you! The team is composed of engineers, most of whom … YOU WILL: Be a key contributor to the design and development of the AI Platform Collaborate with a team that includes a variety of roles ranging from Site Reliability Engineer to Machine Learning specialists with a strong focus on Data Engineering Be responsible for the quality and soundness of our data pipelines YOU MIGHT BE A FIT IF YOU … four times more than Microsoft Bing, Yahoo, Baidu, Yandex and DuckDuckGo combined. Algolia is part of a cadre of innovative new companies that are driving the next generation of software development, creating APIs that make developers’ lives easier; solutions that are better than building from scratch and better than having to tweak monolithic SaaS solutions. In 2021, the company More ❯

Antare. Junior Backend Software Engineer. London About Antare Do you want to join the (very) early stages of a technology company that’s got huge ambition and vision, as well as the backing to make it happen? At Antare, we’re utilising our industry knowledge to create innovative products that we believe will disrupt the market. This is … a genuine level of success under our belts that you could help to contribute to. Today, we’re a small, hands-on team spanning product design, finance, hardware, and software engineering. What we can offer you This is a rare chance to join a startup at the very beginning - where your curiosity, ideas, and input will directly influence the … move fast and stay focused - and you’ll be an integral part of shaping both the user experience and the engineering foundations as we scale. Role Overview As a Junior Backend Software Engineer, you will be designing and implementing scalable, high-performance infrastructure services, APIs and integrations. You’ll join a small and growing R&D team More ❯

among the first 25 applicants Get AI-powered advice on this job and more exclusive features. Our client, a prominent company in the aerospace industry, is currently seeking a Junior Software Engineer to join their Design team in a permanent role. This is an exciting opportunity for an enthusiastic individual with a passion for software engineering … documentation Following and contributing to the development of best practice guidelines and AS9100 Collaborating with the design team, providing guidance, mentoring, and advice when needed Essential Skills And Experience Software/Electronics Engineering Degree Strong understanding of the electronics underpinning your designs Experience with embedded C, C++, and C# Ability to manage workload and meet deadlines Excellent attention to … Experience of working within a manufacturing environment Preferable Skills And Expertise Industry experience in hazardous area systems, automotive, aerospace, or medical sectors If you are an experienced and enthusiastic Junior Software Engineer with a passion for embedded systems, we would love to hear from you. Apply now to join our client's dynamic and dedicated team in More ❯

Social network you want to login/join with: An excellent opportunity has arisen in the Engineering organisation for Graduate Software Engineer in Dundee. The company is seeking a self-motivated, and tenacious individual educated to degree level in Computer Science, Electronics or other Engineering or Science with a keen interest in software. The successful applicants will work … as part of a highly motivated team striving to meet all quality, cost, and schedule targets across a range of devices and software in self-service products. Key Areas of Responsibility Design and develop firmware for embedded devices. Design and develop software. Design, develop and document test procedures and software to validate functionality. Software unit test and … supporting integration and systems testing. Willing to travel globally e.g., customer sites for support or analysis. Basic Qualifications Degree qualified in Software, Engineering, Physics, Mathematics, or other Science. Ability to work on several projects simultaneously. Some knowledge of C/C++ Optional Skills (preferred but not essential) Interest in processor technologies. Interest in developing Realtime and Embedded systems. Interest More ❯

Paddington, London Role Title: Junior Data Engineer Reports to: Data Engineering Manager Location: Hybrid working environment (Remote and Paddington, London) Role Type: Permanent, Full-time How do we say our name, well it sounds like 'view'. It's also a lot shorter than saying 'Viewed Impressions for Out Of Home'. VIOOH is a fast-growing startup … from home, empowering all VIOOHers to thrive regardless of location and ensuring we can attract diverse talent to support our global expansion. Role OverVIOOH We are looking for an Junior Data engineer to join our growing Data engineer team. Data is at the core of our company and this is an opportunity for you to work on … data platform, you will work with data scientists to guide them through productionizing data science workflows. In this role, you will spend 70% of your time designing and writing software, 20% managing infrastructure, and 10% on ad hoc and support tasks. VIOOH encourages you to use 10% of your time per week to invest in your growth, both personal More ❯