Principal Software Engineer jobs in Hackney

Senior Engineer needed in London to develop and maintain software using Ruby, focusing on DevOps and infrastructure.

We believe in better. And we make it happen. Better content. Better products. And better careers. Working in Tech, Product or Data at Sky is about building the next and the new. From broadband to broadcast, streaming to mobile, Sky Q to Sky Glass, we never stand still. We optimise and innovate. We turn big ideas into the products, content and services millions of people love. And we do it all...

Software Engineer - Build Cool Stuff That Matters Location: London (Hybrid: 2-3 days/week in office) Type: Permanent Salary: Upt p £80k + Perks The Opportunity Ready to ditch the dull and do work that actually excites you? We're on the hunt for a Software Engineer who loves solving real problems, building slick user experiences, and working with modern tech in a fast-moving environment. You'll...

You will lead the technical strategy for high-stakes deals, requiring a unique blend of engineering rigor and strategic sales intuition. Your ability to translate complex infrastructure into relatable business value is indispensable; at Port, you aren't just giving a demo, you are ensuring Port's value is communicated clearly and effectively.

Please find the Job Description:- Role: Senior Java Developer Location: Farnborough/UK (Hybrid) Hybrid mode of work Exp range:8+ yearsMandatory skills: Java Springboot, Java 17/11, AWS, Pipeline, Financial domain, Spark.JD:Java Tech Lead job involves leading and mentoring a Java development team, analyzing and designing software solutions, ensuring adherence to best practices and coding...

You will define standards, deliver consultancy across a broad and varied project portfolio, and lead a growing team of fire engineers. Your role combines technical leadership with strategic business development.

You will generate new client relationships, grow revenue streams, and position the service as a trusted adviser for complex projects.

You will be a force multiplier, defining the "how" for a small, world-class team and solving the hardest technical challenges. What You’ll Work OnDefine and own the technical strategy for core, business-critical AI products. Lead the architecture and build the next-generation of scalable, high-performance systems that can handle millions of users and complex AI workloads.

Lead Platform Engineer London / WFH to £150k Are you a platform engineering technologist with start-up experience and a first class education looking for a new opportunity? You could be joining a small Fintech start-up run by small, successful and proven team of finance technology entrepreneurs, backed by Silicon Valley investors, as they build out the product, currently in stealth mode. As a...

You will shape our go-to-market motion, elevate our sales playbook, and drive our expansion into key European markets. What you’ll doOwn the full sales lifecycle, from targeted outbound to contract signature — consistently exceeding targets. Serve as a subject-matter expert across nature risk assessment, impact modelling, ecosystem services, supply chains, and mitigation workflows.

Microland is the world's leading AI-first, platform-driven technology infrastructure services company. We're a 36-year-old organization serving clients in over 100 locations globally.Microland’s driving ambition is to provide our clients with innovation, the best technologies, and strategies for adopting the next generation of digital infrastructure. We lead with our platforms under the umbrella...

Senior IT Recruitment Consultant | Working Closely with the Founder | IT / Cloud SectorEssential that you have IT recruitment experience (any sector is OK)Our delivery is roughly 50% in Cloud/Platform/Infrastructure, and the other 50% across Development, Data, QA and Project and Programme ManagementThis is a new business-focused role, so you must have proven experience in winning new...

Senior Data Recruiter – FinTech – Base £35k–£45k (Dependent on Experience)Please note: we have already received a high number of applications; however, less than 20% have recent relevant experience. If you see yourself as a suitable candidate, please do not be put off by application numbers.This is a specialist FinTech recruitment agency with a global presence – 50 people across offices in the UK...

You will be the boots on the ground determining which segments of the UK D2C landscape are the highest-leverage opportunities for our technologyConsultative Execution: Lead with curiosity.

You will define how we build and maintain trust at scale.

You will be responsible for understanding the prospect's broader business goals and ensuring Wilgot is positioned as a strategic necessity.

You will work closely with Sales, Product, Engineering, and Delivery teams, acting as a trusted advisor to senior finance and accounting stakeholders while mentoring and guiding Solution Specialists across the team. This is a hands-on, high-impact role where your understanding of real-world accounting processes is just as important as your technical and solution design skills.

About Linda AIHealthcare runs on conversations - scheduling, intake, triage, refills, follow-ups. But humans are drowning in them. Linda AI builds autonomous healthcare agents that handle these workflows end-to-end, over voice, with the reliability and context clinical environments demand.Our agents don’t just “talk.” They understand, reason, remember, and take action inside real healthcare...

Recruitment Lead - Tech into Life Sciences£50,000 - £70,000 base, up to 40% commission (OTE £120k+)London | Hybrid (City of London office + remote flexibility)Our client is a high-performing global recruitment organisation with an impressive footprint across Europe, the Americas and beyond. With a vibrant London headquarters, they’ve built a stellar reputation for connecting world-leading Biotech...

Senior Development Manager - Solar & BESS ProjectsLondon Office Location - Hybrid working pattern (3 days per week in office)Salary Depending on Candidate Experience: £85,000 - 90,000 + wider packagePiper Maddox are partnered with an global industry leader in the renewable energy sector to grow their Project Development Capabilities in the UK. Our client has been at the forefront of the renewable...

Job Title: Solution Architect Location: Hybrid – LondonAbout AbsoluteLabsAbsoluteLabs is a business and technology consulting and digital transformation services company. We help organisations stay competitive and innovative by anticipating rapidly changing customer behaviours. Our strength lies in delivering tailored, outcome-driven solutions across cloud, data, platforms, and enterprise...

Offensive Security Tester (Red Team) London / WFH to £70k Opportunity to progress your career as an Offensive Security Tester at a rapidly expanding scale-up software house that is developing a highly complex network cyber security platform; you'll be working on Greenfield projects, collaborating with and learning from a hugely talented team.Your role:As an Offensive Security Tester you will...

You will be a force multiplier, defining the "how" for a small, world-class team and solving the hardest technical challenges. What You’ll Work OnDefine and own the technical strategy for core, business-critical AI products. Lead the architecture and build the next-generation of scalable, high-performance systems that can handle millions of users and complex AI workloads.