Senior Software Engineer TypeScript Full Stack

JR United Kingdom; Slough; Hybrid; GBP 70,000 - 90,000; Full time

Job summary

A leading company in the energy trading sector is looking for a Senior Software Engineer (TypeScript Full Stack) in Slough, offering a competitive salary up to £90k plus equity. You will engage in complex software development, utilizing a diverse tech stack while enjoying hybrid working conditions, ensuring a great work-life balance.

Benefits

Competitive salary

Significant equity

Vitality Healthcare

Continuous career development

Hybrid working model

Qualifications

• Experienced software engineer with strong knowledge of best practices.
• Degree educated with a 2.1 or above from a recognized university.
• Familiar with backend and frontend technologies, willing to learn new tools.

Responsibilities

• Take ownership of technically challenging Greenfield development projects.
• Work across the full development lifecycle: architecture to implementation.
• Mentor junior team members while developing scalable software.

Skills

TypeScript

Problem Solving

Analytical Skills

Education

Degree in Computer Science

Tools

AWS

PostgreSQL

Docker

Elixir

Elm

Job description

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Senior Software Engineer TypeScript Full Stack, slough

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Client:

Client Server

Location:

slough, United Kingdom

Job Category:

Other

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EU work permit required:

Yes

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Job Views:

4

Posted:

31.05.2025

Expiry Date:

15.07.2025

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Job Description:

Senior Software Engineer (TypeScript Full Stack) London / WFH to £90k

Do you enjoy problem solving and working with a range of technologies including functional programming languages such as Elixir, using the right tool for the job?

You could be progressing your career in a senior, hands-on Software Engineer role at a successful and profitable energy trading market data scale-up.

What's in it for you:

• Competitive salary, to £90k + Significant Equity
• Hybrid working (3 days London office per week)
• Vitality Healthcare
• Continuous career development and learning opportunities
• Influential role as part of a small, close knit team
• Complex and interesting work

Your role:

As a Senior Software Engineer you will take ownership, working on technically challenging Greenfield development projects. You'll be working on complex problems with scalability and reliability in mind, across the full development lifecycle from architecture and design through to implementation.

There's a range of technology in the stack, you'll have a 50/50 split between backend and frontend development using TypeScript, Elixir, Elm and AWS amongst others, learning and picking new things up on the job in a collaborative, tech driven environment where you can get stuff done and see the results of your work.

Location / WFH:

You'll join the team in London three days a week in a hybrid work from home model.

About you:

• You are degree educated in Computer Science or similar STEM discipline, having achieved a 2.1 or above from a Russel Group / Oxbridge or top 100 global university
• You are an experienced software engineer with a strong knowledge of best practices and Computer Science fundamentals and experience of delivering complex, data centric software
• You have advanced analytical and problem solving skills
• You're comfortable taking ownership of projects and mentoring more junior team members
• You have strong TypeScript skills, combined with any backend programming language (e.g. Python, Java, C++, C#)
• You're happy to work with the following tech stack (you don't need experience with all): Elixir, Ember, Elm, Phoenix, LiveView, Python, PostgreSQL, AWS, Docker
• You have an analytical mindset and enjoy problem solving
• You have experience of working in start-ups / SMEs and have good business acumen
• Ideally you will have a good understanding of financial markets

Apply now to find out more about this Senior Software Engineer (TypeScript Full Stack Elixir) opportunity.

At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal opportunities employer whose people come from all walks of life and will never discriminate based on race, colour, religion, sex, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. The clients we work with share our values.